TM 9-243
Table 5. TAP, TM DRILL, AND CLEARANCE DRILL SIZES
Tap
No. of
Type
P/N
Tap
Clear
Size
Threads
Drill
Drill
2
56
B
3034715
51
43
3
48
B
3034731
48
38
4
36
B
3034718
45
32
4
40
B
3034730
43
32
5
40
B
3034729
39
30
6
32
B
3034728
36
27
6
40
B
3034719
33
27
8
32
B
3034726
29
18
8
40
B
3034720
28
7/32
10
24
B
3034721
25
9
10
30
B
3034722
22
9
1/4
28
B
3034717
3
17/64
5/16
32
B
3287787
9/32
23/64
1/4
20
B
3287777
7
17/64
3/8
24
B
3287779
21/64
25/'64
10
32
B
3034748
21
9
12
24
B
3034712
17
1
14
24
B
3034716
10
17/64
1/4
20
B
3287768
7
17/64
1/4
24
B
3034713
5
17/64
5/16
18
B
3287769
1/4
21/64
5/16
24
B
3287778
17/64
11/32
3/8
16
B
3287770
5/1
25/64
* Approximately 75% Full Thread
** B = Bottoming
Table 6. SCREW EXTRACTORS
IBM Part.
Bolt
Drill
Number
Sizes
Sizes
3034583
3/16- 1/4
5/64
303458
1/4 - 5/'16
7/64
3034585
5/16- 7/16
5/32
3034586
7/16 - 9/16
1/4
3034587
9/16 - 3/4
17/64
Change 3 B5
