TAP DATA and TORQUE VALUES

SCREW OR BOLT SIZE
TAP DRILL
BODY DRILL
TORQUE
DRY
TORQUE
LUBED
1-64 NC
53
49
1-72 NF
53
49
2-56 NC
50
44
2-64 NF
50
44
3-48 NC
47
39
3-56 NF
45
39
4-40 NC
43
33
4-48 NF
42
33
5-40 NC
38
30
5-44 NF
37
30
6-32 NC
35
28
6-40 NF
33
28
8-32 NC
29
19
8-36 NF
29
19
10-24 NC
25
11
10-32 NF
21
11
12-24 NC
16
2
12-28 NF
14
2
Ft-Lbs
Ft-Lbs
1/4-20 NC
7
1/4
12
9
1/4-28 NF
3
1/4
14
10
5/16-18 NC
F
5/16
25
18
5/16-24 NF
I
5/16
25
20
3/8-16 NC
5/16
3/8
45
35
3/8-24 NF
Q
3/8
50
35
7/16-14 NC
U
7/16
70
55
7/16-20 NF
25/64
7/16
80
60
1/2-13 NC
27/64
1/2
110
80
1/2-20 NF
29/64
1/2
120
90
9/16-12 NC
31/64
9/16
150
110
9/16-18 NF
33/64
9/16
170
130
5/8-11 NC
17/32
5/8
220
170
5/8-18 NF
37/64
5/8
240
180
3/4-10 NC
21/32
3/4
380
280
3/4-16 NF
11/16
3/4
420
320
7/8-9 NC
49/64
7/8
600
460
7/8-14 NF
13/16
7/8
660
500
1-8 NC
7/8
1"
900
680
1-12 NF
59/64
1"
1000
740
1-14
15/16
1"
1020
760

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