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Aerospace Fastener Taps
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Metric
Inch
Workpiece Material
-
P Steel (2481)
-
P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(2462)
-
P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(2462)
-
P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(2462)
-
P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(2481)
-
-
M Stainless Steel (2462)
-
M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(2462)
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M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(2462)
-
-
K Cast Iron (2284)
-
K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(19)
-
K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(1520)
-
K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(745)
-
-
N Non-Ferrous Materials (1338)
-
N1Wrought Aluminum(1338)
-
N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(1338)
-
N4Copper, Brass, Zinc-based on machinability index range of 70-100(1338)
-
Select First Choice
-
DE (155)
-
GB (36)
-
IN (2)
-
US (366)
Applications
-
Pipe Thread (2510)
-
Pre-Condition (2302)
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Tapping Blind Hole (2510)
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Tapping Through Hole (2510)
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Threading (2510)
Cutting Length
-
0.2 (4)
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0.28 (34)
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0.31 (42)
-
0.32 (4)
-
0.35 (20)
-
0.36 (6)
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0.688 (6)
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0.69 (123)
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0.7 (2)
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0.71 (72)
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0.73 (2)
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0.74 (50)
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0.75 (133)
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0.79 (24)
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0.87 (18)
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0.91 (23)
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0.945 (2)
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0.98 (36)
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1.0 (50)
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1.02 (2)
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1.024 (2)
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1.031 (14)
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1.09 (85)
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1.1 (7)
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1.102 (2)
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1.14 (6)
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1.18 (86)
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1.181 (2)
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1.22 (65)
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1.26 (6)
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1.3 (2)
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1.34 (48)
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1.375 (14)
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1.38 (8)
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1.42 (13)
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1.46 (4)
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1.5 (31)
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1.57 (10)
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1.65 (9)
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1.71 (23)
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1.75 (6)
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1.89 (3)
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1.97 (8)
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2.0 (22)
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2.17 (2)
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2.4 (2)
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2.67 (2)
to
Cutting Length
-
5.0 (4)
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7.0 (34)
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8.0 (42)
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8.2 (4)
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9.0 (20)
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9.1 (2)
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9.2 (4)
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9.5 (2)
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9.7 (208)
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9.9 (31)
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10.0 (34)
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10.1 (5)
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11.0 (32)
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11.5 (5)
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11.7 (5)
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11.8 (2)
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12.0 (72)
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12.1 (4)
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12.2 (6)
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12.3 (2)
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12.5 (2)
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12.7 (183)
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13.0 (56)
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13.2 (23)
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13.4 (5)
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14.2 (5)
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14.8 (44)
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14.9 (10)
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15.0 (111)
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15.1 (2)
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15.6 (2)
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15.8 (24)
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16.0 (93)
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17.0 (6)
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17.3 (24)
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17.48 (6)
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17.5 (125)
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17.8 (2)
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17.9 (2)
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18.0 (70)
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18.7 (37)
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18.8 (4)
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18.9 (11)
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19.0 (33)
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19.05 (13)
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19.1 (87)
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20.0 (24)
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21.0 (72)
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22.0 (20)
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22.3 (27)
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22.4 (57)
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23.0 (23)
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23.9 (132)
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24.0 (87)
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25.0 (36)
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25.4 (50)
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26.0 (4)
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26.19 (14)
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27.7 (89)
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28.0 (9)
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29.0 (6)
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30.0 (88)
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31.0 (65)
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32.0 (6)
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33.0 (2)
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34.0 (48)
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34.93 (14)
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35.0 (8)
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36.0 (13)
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37.0 (4)
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38.0 (11)
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38.1 (20)
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40.0 (10)
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42.0 (9)
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43.5 (23)
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44.45 (6)
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48.0 (3)
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50.0 (8)
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50.8 (18)
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55.0 (2)
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61.0 (2)
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67.7 (1)
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67.8 (1)
to
Thread Tolerance Class ANSI
-
2B (303)
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3B (36)
Thread Tolerance Class ISO
-
6G-I (23)
-
6H-I (538)
Tap PD Class
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0 (21)
-
6G (9)
-
D11 (92)
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D3 (16)
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D4 (46)
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D5 (72)
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D6 (81)
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D7 (42)
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D8 (6)
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D9 (3)
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H11 (124)
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H2 (113)
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H3 (345)
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H4 (90)
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H5 (229)
-
H6 (79)
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H7 (131)
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NPT (7)
Tap Tolerance Class
-
ISO 2 (478)
-
ISO 3 (23)
Connection Style
-
Cylindrical with Drive Square (2502)
-
Straight-Cylindrical (8)
Number of Flutes
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2 (407)
-
3 (1694)
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4 (367)
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5 (40)
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6 (2)
Application
Coating
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Oxide (844)
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TiCN (500)
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TiN (214)
-
Uncoated (21)
Grade Of Cutting Tool
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WP42EG (595)
-
WP49EG (1139)
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WU40EG (438)
-
WU41EG (338)
Hand Of Tool
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R (2510)
Tap Standard
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ANSI (1468)
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DIN 371 (235)
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DIN 374 (192)
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DIN 376 (260)
-
DIN-ANSI (213)
-
JIS (42)
Tap Type
-
10 (30)
-
11 (954)
-
13 (21)
-
8 (1505)
Front-End
Thread TPI
-
4.5 (3)
-
5.0 (4)
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6.0 (10)
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7.0 (11)
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8.0 (29)
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9.0 (25)
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10.0 (32)
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11.0 (45)
-
11.5 (8)
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12.0 (55)
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13.0 (53)
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14.0 (104)
-
16.0 (89)
-
18.0 (133)
-
19.0 (8)
-
20.0 (172)
-
24.0 (223)
-
27.0 (23)
-
28.0 (89)
-
32.0 (293)
-
36.0 (10)
-
40.0 (103)
-
48.0 (17)
-
56.0 (10)
to
Thread TPI
-
4.5 (3)
-
5.0 (4)
-
6.0 (10)
-
7.0 (11)
-
8.0 (29)
-
9.0 (25)
-
10.0 (32)
-
11.0 (45)
-
11.5 (8)
-
12.0 (55)
-
13.0 (53)
-
14.0 (104)
-
16.0 (89)
-
18.0 (133)
-
19.0 (8)
-
20.0 (172)
-
24.0 (223)
-
27.0 (23)
-
28.0 (89)
-
32.0 (293)
-
36.0 (10)
-
40.0 (103)
-
48.0 (17)
-
56.0 (10)
to
Thread Pitch
-
0.35 (3)
-
0.4 (12)
-
0.45 (5)
-
0.5 (64)
-
0.6 (25)
-
0.7 (53)
-
0.75 (19)
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0.8 (55)
-
1.0 (141)
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1.25 (119)
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1.5 (204)
-
1.75 (42)
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2.0 (89)
-
2.2 (1)
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2.5 (72)
-
3.0 (23)
-
3.5 (19)
-
4.0 (7)
-
4.5 (3)
-
5.0 (6)
to
Thread Pitch
-
0.35 (3)
-
0.4 (12)
-
0.45 (5)
-
0.5 (64)
-
0.6 (25)
-
0.7 (53)
-
0.75 (19)
-
0.8 (55)
-
1.0 (141)
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1.25 (119)
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1.5 (204)
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1.75 (42)
-
2.0 (89)
-
2.2 (1)
-
2.5 (72)
-
3.0 (23)
-
3.5 (19)
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4.0 (7)
-
4.5 (3)
-
5.0 (6)
to
Chamfer Form
-
FB (217)
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PC (1002)
-
PP (83)
-
SB (1192)
-
TC (16)
Back-End
Connection Type
-
CYLINDRICAL (2510)
Back-End Diameter
-
0.0866 (8)
-
0.1102 (31)
-
0.1378 (35)
-
0.141 (248)
-
0.157 (4)
-
0.1575 (26)
-
0.168 (126)
-
0.1772 (48)
-
0.194 (175)
-
0.1969 (4)
-
0.2165 (6)
-
0.22 (22)
-
0.236 (2)
-
0.2362 (82)
-
0.2441 (4)
-
0.255 (133)
-
0.2756 (58)
-
0.276 (6)
-
0.3125 (13)
-
0.315 (48)
-
0.318 (167)
-
0.323 (96)
-
0.3346 (6)
-
0.3543 (53)
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0.367 (161)
-
0.381 (168)
-
0.3937 (30)
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0.4134 (4)
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0.429 (64)
-
0.433 (6)
-
0.4331 (47)
-
0.4375 (6)
-
0.472 (6)
-
0.4724 (35)
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0.48 (100)
-
0.4902 (1)
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0.4921 (3)
-
0.542 (30)
-
0.5512 (33)
-
0.5625 (7)
-
0.59 (54)
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0.5906 (2)
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0.6299 (35)
-
0.63 (6)
-
0.652 (24)
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0.6875 (7)
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0.697 (36)
-
0.7 (7)
-
0.7087 (62)
-
0.709 (4)
-
0.76 (4)
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0.7604 (2)
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0.787 (6)
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0.7874 (12)
-
0.8 (19)
-
0.866 (4)
-
0.8661 (20)
-
0.896 (15)
-
0.9063 (7)
-
0.984 (6)
-
0.9843 (5)
-
1.02 (1)
-
1.021 (15)
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1.1024 (13)
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1.108 (9)
-
1.125 (6)
-
1.233 (2)
-
1.2332 (6)
-
1.258 (1)
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1.2598 (4)
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1.4173 (6)
-
1.4285 (1)
-
1.43 (1)
-
1.5748 (4)
-
1.6425 (2)
to
Back-End Diameter
-
2.2 (8)
-
2.8 (31)
-
3.5 (35)
-
3.58 (2)
-
3.581 (204)
-
3.582 (42)
-
4.0 (30)
-
4.267 (126)
-
4.5 (48)
-
4.928 (175)
-
5.0 (4)
-
5.5 (6)
-
5.588 (22)
-
6.0 (84)
-
6.2 (4)
-
6.477 (133)
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7.0 (64)
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7.938 (13)
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8.0 (48)
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8.077 (167)
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8.204 (96)
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8.5 (6)
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9.0 (53)
-
9.322 (160)
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9.332 (1)
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9.677 (145)
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9.678 (23)
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10.0 (30)
-
10.5 (4)
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10.897 (64)
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11.0 (53)
-
11.113 (6)
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12.0 (41)
-
12.192 (100)
-
12.45 (1)
-
12.5 (3)
-
13.767 (30)
-
14.0 (33)
-
14.288 (7)
-
14.986 (54)
-
15.0 (2)
-
16.0 (41)
-
16.561 (24)
-
17.463 (7)
-
17.704 (36)
-
17.78 (7)
-
18.0 (66)
-
19.304 (4)
-
19.314 (2)
-
20.0 (18)
-
20.32 (19)
-
22.0 (24)
-
22.758 (15)
-
23.02 (6)
-
23.2 (1)
-
25.0 (11)
-
25.908 (1)
-
25.933 (15)
-
28.0 (13)
-
28.143 (9)
-
28.575 (6)
-
31.293 (6)
-
31.318 (2)
-
31.948 (1)
-
32.0 (4)
-
36.0 (6)
-
36.284 (1)
-
36.322 (1)
-
40.0 (4)
-
41.72 (2)
to
other
Grade
-
WP42EG (595)
-
WP49EG (1139)
-
WU40EG (438)
-
WU41EG (338)
Platform
-
VariTap (2503)
Tool Unit
-
I (1619)
-
M (891)
Over All Length [L]
-
44.45 (5)
-
44.6 (5)
-
45.0 (14)
-
46.0 (4)
-
46.1 (3)
-
46.2 (5)
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47.6 (1)
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47.7 (23)
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47.8 (28)
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49.2 (8)
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49.3 (22)
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49.4 (8)
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50.0 (10)
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50.5 (51)
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50.6 (29)
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50.8 (37)
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52.0 (4)
-
53.7 (3)
-
53.8 (75)
-
53.98 (19)
-
54.0 (32)
-
54.1 (2)
-
56.0 (59)
-
56.1 (1)
-
56.2 (9)
-
56.21 (1)
-
59.6 (2)
-
60.0 (48)
-
60.1 (3)
-
60.2 (43)
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60.3 (22)
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60.4 (47)
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60.5 (5)
-
61.7 (10)
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61.9 (7)
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62.0 (4)
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63.0 (45)
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63.2 (24)
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63.4 (30)
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63.5 (53)
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65.1 (7)
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68.7 (25)
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68.8 (24)
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68.9 (6)
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69.0 (25)
-
69.1 (49)
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69.2 (15)
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69.7 (4)
-
69.8 (4)
-
70.0 (39)
-
70.1 (4)
-
70.2 (6)
-
70.3 (2)
-
73.9 (4)
-
74.0 (8)
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74.1 (15)
-
74.2 (10)
-
74.3 (29)
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74.5 (5)
-
74.6 (48)
-
74.7 (19)
-
75.0 (4)
-
79.38 (7)
-
79.8 (8)
-
80.0 (79)
-
80.2 (1)
-
80.3 (78)
-
82.0 (6)
-
82.55 (7)
-
85.8 (16)
-
85.9 (112)
-
88.0 (4)
-
89.8 (6)
-
89.9 (4)
-
90.0 (81)
-
90.1 (2)
-
91.2 (50)
-
95.0 (4)
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95.25 (6)
-
96.8 (74)
-
99.7 (6)
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99.8 (4)
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99.9 (2)
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100.0 (156)
-
101.6 (12)
-
102.4 (18)
-
105.0 (2)
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108.0 (42)
-
110.0 (159)
-
113.5 (12)
-
119.1 (32)
-
124.7 (6)
-
125.0 (71)
-
130.3 (23)
-
138.2 (15)
-
140.0 (85)
-
146.0 (10)
-
150.0 (14)
-
152.4 (42)
-
153.9 (9)
-
160.0 (35)
-
162.1 (9)
-
170.0 (4)
-
177.8 (2)
-
180.0 (17)
-
193.8 (2)
-
200.0 (13)
-
220.0 (4)
-
250.0 (6)
to
Over All Length [L]
-
1.75 (5)
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1.76 (5)
-
1.77 (13)
-
1.81 (4)
-
1.82 (8)
-
1.88 (53)
-
1.94 (32)
-
1.95 (6)
-
1.97 (8)
-
1.99 (80)
-
2.0 (39)
-
2.05 (4)
-
2.11 (3)
-
2.12 (75)
-
2.125 (19)
-
2.13 (34)
-
2.2 (50)
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2.21 (20)
-
2.35 (2)
-
2.36 (48)
-
2.37 (68)
-
2.38 (52)
-
2.43 (10)
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2.437 (7)
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2.44 (4)
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2.48 (45)
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2.49 (24)
-
2.5 (83)
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2.563 (7)
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2.71 (55)
-
2.72 (79)
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2.73 (10)
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2.75 (8)
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2.76 (43)
-
2.77 (8)
-
2.91 (12)
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2.92 (54)
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2.93 (5)
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2.94 (67)
-
2.95 (4)
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3.125 (7)
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3.14 (8)
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3.15 (79)
-
3.16 (79)
-
3.23 (6)
-
3.25 (7)
-
3.38 (128)
-
3.46 (3)
-
3.465 (1)
-
3.53 (2)
-
3.54 (87)
-
3.543 (2)
-
3.55 (2)
-
3.59 (50)
-
3.74 (4)
-
3.75 (6)
-
3.81 (74)
-
3.92 (2)
-
3.93 (8)
-
3.94 (158)
-
4.0 (12)
-
4.03 (18)
-
4.13 (2)
-
4.25 (42)
-
4.33 (159)
-
4.47 (12)
-
4.69 (32)
-
4.91 (6)
-
4.92 (71)
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5.13 (23)
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5.44 (15)
-
5.51 (85)
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5.75 (10)
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5.905 (2)
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5.906 (2)
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5.91 (10)
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6.0 (42)
-
6.06 (6)
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6.066 (3)
-
6.299 (4)
-
6.3 (31)
-
6.38 (9)
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6.69 (4)
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7.0 (2)
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7.09 (17)
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7.63 (2)
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7.87 (13)
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8.66 (4)
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9.84 (6)