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Weights per Thousand

Weights per Thousand Pieces of Pan Head Machine Screws
Type 1, F, 23 & 25 - Screw Size
Length
(inches)
Decimal
4-40
6-32
8-32
10-24
10-32
12-24
1/4-20
5/16-18
3/8-16
3/16
.1875
1.00
1.50
2.50
4.00
4.00
....
.
.
.
1/4
.250
1.00
1.75
3.00
4.00
4.50
5.75
8.50
.
.
5/16
.3125
1.25
2.00
3.00
4.50
4.75
6.00
9.00
16.75
...
3/8
.375
1.50
2.00
3.50
4.75
5.00
6.50
10.00
17.75
29.25
7/16
.4375
1.50
2.25
3.75
5.25
5.50
7.00
10.50
19.00
31.00
1/2
.500
1.75
2.50
4.00
5.50
5.75
7.50
11.25
20.00
32.25
9/16
.5625
1.75
2.75
4.25
6.00
6.25
8.00
11.75
21.00
33.75
5/8
.625
2.00
3.00
4.50
6.25
6.75
8.50
12.50
22.00
35.00
3/4
.750
2.25
3.25
5.00
7.00
7.50
9.25
13.75
24.00
38.00
7/8
.875
2.50
3.50
5.75
7.75
8.25
10.25
15.00
26.25
41.00
1
..
2.50
4.00
6.25
8.50
9.00
11.00
16.25
28.25
44.00
1-1/8
1.125
3.00
4.50
6.75
9.00
9.75
12.00
17.50
30.25
47.00
1-1/4
1.250
3.00
4.75
7.50
10.00
10.50
13.00
18.75
32.50
50.00
1-1/2
1.500
3.50
5.50
8.50
11.25
12.00
14.75
21.25
36.50
56.00
1-3/4
1.750
4.00
6.25
9.50
12.50
13.50
16.50
23.75
41.00
62.00
2
.
4.30
7.00
10.75
14.00
15.00
18.50
26.25
45.00
68.00
2-1/4
2.250
5.80
7.75
12.00
15.25
16.75
20.00
29.00
49.00
74.00
2-1/2
2.500
6.30
8.50
13.00
16.75
18.25
22.00
31.50
53.50
80.00
2-3/4
2.750
6.80
9.25
14.00
18.00
19.75
24.00
34.00
57.50
85.50
3
.
7.30
10.00
15.00
19.50
21.25
26.00
36.50
62.00
92.00
3-1/4
3.250
7.80
11.00
16.25
21.00
23.00
27.50
39.00
66.00
97.00
3-1/2
3.500
8.30
11.75
17.50
22.25
24.25
29.25
41.50
70.00
103.00
3-3/4
3.750
8.80
12.15
18.80
24.00
26.00
31.00
44.00
74.00
109.00
4
.
9.30
13.65
20.00
25.00
27.50
33.00
47.00
78.50
115.00
4-1/2
4.500
10.00
15.10
22.30
28.00
31.00
37.00
52.00
87.00
127.00
5
.
11.00
16.60
24.40
31.00
34.00
41.00
57.00
95.00
139.00
5-1/2
5.500
12.00
18.20
26.70
34.00
37.00
44.00
62.00
103.00
151.00
6
.
13.00
21.25
29.00
36.00
40.00
48.00
67.00
112.00
163.00
6-1/2
6.500
14.00
22.70
31.30
39.00
43.20
52.00
72.00
121.00
175.50
7
.
15.00
24.30
33.60
42.00
46.40
56.00
77.00
130.00
187.80
7-1/2
7.500
16.00
25.70
35.90
45.00
49.60
60.00
82.00
139.00
200.00
8
.
17.00
27.20
38.10
48.00
52.80
64.00
87.00
147.00
212.30
8-1/2
8.500
18.00
28.70
40.40
51.00
56.00
68.00
92.00
156.00
224.70
9
.
19.00
30.20
42.70
54.00
59.20
72.00
97.00
165.00
237.00
9-1/2
9.500
20.00
31.70
44.90
57.00
62.40
86.00
102.00
173.00
249.00
10
.
21.00
33.20
46.10
60.00
65.60
90.00
107.00
181.00
261.60
10-1/2
10.500
22.00
34.70
49.30
63.00
68.80
84.00
112.00
190.00
273.00
11
.
23.00
36.20
51.60
66.00
72.00
88.00
117.00
198.00
286.20
11-1/2
11.500
24.00
37.70
53.90
69.00
75.20
92.00
122.00
207.00
298.00
12
.
25.00
39.20
56.20
72.00
77.20
96.00
127.00
216.00
311.20
Add to the above weights for Hex Washer Heads
#4
#6
#8
#10
#12
1/4
5/16
3/8
.20
.30
.50
1.00
1.50
2.25
3.50
4.00