Nominal Chain Size |
Material Diameter |
Working Load Limit(Max.) |
Proof Test (Min.) |
Minimum Breaking Force |
Inside Length (Max.) |
Inside Width Range | |||||||
in | mm | in | mm | ibs | kg | lbs | kN | Ibs | kN | in | mm | in | mm |
7/32 | 5.5 | 0.217 | 5.5 | 2.700 | 1,220 | 5,400 | 23.8 | 10,800 | 47.6 | 0.69 | 17.6 | 0.281-0.325 | 7.14-8.25 |
9/32 | 7.0 | 0.276 | 7.0 | 4,300 | 1,950 | 8,600 | 38.5 | 17.200 | 77.0 | 0.90 | 22.9 | 0.375-0.430 | 9.53-10.92 |
5/16 | 8.0 | 0.315 | 8.0 | 5,700 | 2,600 | 11,400 | 51.0 | 22,800 | 102.0 | 1.04 | 26.4 | 0.430-0.500 | 10.92-12.70 |
3/8 | 10.0 | 0.394 | 10.0 | 8,800 | 4,000 | 17.600 | 79.0 | 35.200 | 158.0 | 1.26 | 32.0 | 0.512-0.600 | 13.00-15.20 |
1/2 | 13.0 | 0.512 | 13.0 | 15,000 | 6,800 | 30,000 | 134.0 | 60,000 | 268.0 | 1.64 | 41.6 | 0.688-0.768 | 17.48-19.50 |
5/8 | 16.0 | 0.630 | 16.0 | 22,600 | 10,300 | 45,200 | 201.0 | 90,400 | 402.0 | 2.02 | 51.2 | 0.812-0.945 | 20.63-24.00 |
3/4 | 20.0 | 0.787 | 20.0 | 35,300 | 16,000 | 70,600 | 315.0 | 141,200 | 630.0 | 2.52 | 64.0 | 0.984-1.180 | 25.00-30.00 |
7/8 | 22.0 | 0.866 | 22.0 | 42,700 | 19,400 | 85,400 | 381.0 | 170,800 | 762.0 | 2.77 | 70.4 | 1.080-1.300 | 27.50-33.00 |