AN510 REV 7
TABLE III. Dash numbers for Carbon Steel Screws. (f)
L
NO.
NO.
NO.
NO.3-
NO.
NO.
NO.
NO.
NO.
LENGHT
0-80
1-72
2-64
56
4-48
5-44
6-40
8-36
10-32
1/4-28
.125
1-2 (d)
0-2 (d)
4-3 (d)
3-3
.188
2-3
1-3
0-3
10-4 (d)
8-4 (d)
6-4
5-4
4-4
3-4
.250
2-4
1-4
0-4
10-5 (d)
8-5
6-5
5-5
4-5
3-5
2-5
1-5
0-5
.312
416-6 (d)
10-6
8-6
6-6
5-6
4-6
3-6
2-6
1-6
0-6
.375
416-7 (d)
10-7
8-7
6-7
5-7
4-7
3-7
2-7
1-7
0-7
.438
+0
416-8
10-8
8-8
6-8
5-8
4-8
3-8
2-8
1-8
0-8
.500
-.031
.563
2-9
3-9
4-9
5-9
6-9
8-9
10-9
416-9
.625
2-10
3-10
4-10
5-10
6-10
8-10
10-10
416-10
.688
2-11
3-11
4-11
5-11
6-11
8-11
10-11
416-11
.750
2-12
3-12
4-12
5-12
6-12
8-12
10-12
416-12
.813
4-13
5-13
6-13
8-13
10-13
416-13
.875
4-14
5-14
6-14
8-14
10-14
416-14
.938
4-15
5-15
6-15
8-15
10-15
416-15
1.000
4-16
5-16
6-16
8-16
10-16
416-16
1.125
4-18
5-18
6-18
8-18
10-18
416-18
1.250
4-20
5-20
6-20
8-20
10-20
416-20
1.375
4-22
5-22
6-22
8-22
10-22
416-22
1.500
+0
4-24
5-24
6-24
8-24
10-24
416-24
-.062
1.625
4-26
5-26
6-26
8-26
10-26
416-26
1.375
4-28
5-28
6-28
8-28
10-28
416-28
1.875
6-30
8-30
10-30
416-30
2.000
6-32
8-32
10-32
416-32
2.125
6-34
8-34
10-34
416-34
2.250
3-36
8-36
10-36
416-36
2.375
6-38
8-38
10-38
416-38
2.500
+0
6-40
8-40
10-40
416-40
-.094
2.625
8-42
10-42
416-42
2.750
8-44
10-44
416-44
2.875
8-46
10-46
416-46
3.000
8-48
10-48
416-48
(d) see requirement 7
(f) see requirement 11
TABLE IV. RATED STRENGTH IN POUNDS
(FOR REFERENCE PURPOSES ONLY)
MINIMUM ULTIMATE
MINIMUM
TENSILE BREAKING
SINGLE SHEAR
SIZE
STRENGTH AT
STRENGTH AT
ROOT DIA
ROOT DIA
NO. 0-80
82
49
NO. 1-72
132
79
NO. 2-64
187
112
NO. 3-56
247
148
NO. 4-48
313
188
NO. 5-44
396
238
NO. 6-40
478
287
423
705
NO. 8-36
575
960
NO. 10-32
1075
1790
1/4-28
ULTIMATE TENSILE BASED ON 55,000 PSI
SHEAR STRENGTHS 60% OF ULTIMATE TENSILES
3
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