Other Weights

Average Weights of Tapping Screws in 18-8 / 316 Stainless Steel. For other materials use multiplier chart at the bottom of the page. Pounds per 1000 pieces. 

Diameter	2	4	6	8	10	12	14
Length
3/16	.40	.80	1.3	-	-	-	-
1/4	.50	1.0	1.4	2.4	-	-	-
5/16	.60	1.1	1.7	2.6	-	-	-
3/8	.70	1.2	1.9	2.8	4.3	5.7	-
1/2	.80	1.4	2.2	3.3	4.8	6.6	9.4
5/8	.90	1.6	2.5	3.8	5.4	7.3	10.5
3/4	1.0	1.9	2.9	4.2	5.9	8.1	11.5
7/8	-	2.1	3.2	4.7	6.5	8.9	12.6
1	-	2.3	3.6	5.2	7.1	9.7	13.7
1-1/4	-	-	4.3	6.2	8.3	11.5	15.9
1-1/2	-	-	5.0	7.2	9.5	13.2	18.1
1-3/4	-	-	5.7	8.1	10.7	14.8	20.4
2	-	-	-	9.0	11.9	16.4	22.5
2-1/4	-	-	-	-	13.1	18.1	24.7
2-1/2	-	-	-	-	14.3	19.8	26.9
2-3/4	-	-	-	-	15.5	21.4	29.1
3	-	-	-	-	17.8	23.0	31.3
3-1/2	-	-	-	-	20.0	26.3	35.7
4	-	-	-	-	22.4	29.5	40.5