Crosby 'S643' Weldless Rings, WLL Range from 2540kg to 8620kg

Weldless Rings meet the performance requirements of Federal Specification RR-C-271F Type VI, except for those provisions required of the contractor.

• Forged carbon steel - Quenched and Tempered.
• Self Colored

Metric Dimensions & Specifications

Size A (mm)	Size (A) (In.)	S-643 Stock No.	Working Load Limit Single Pull (t)*	Weight Each (kg)	Dimensions (mm)
					B	C
22.2 x 102	7/8 x 4	1013780	3.27	1.23	102	146
22.2 x 140	7/8 x 5-1/25	1013806	2.54	1.57	140	184
25.4 x 102	1 x 4	1013824	4.90	1.67	102	152
28.6 x 152	1-1/8 x 6	1013842	4.72	2.99	152	210
31.8 x 127	1-1/4 x 5	1013860	7.71	3.09	127	191
34.9 x 152	1-3/8 x 6	1013888	8.62	4.59	152	222

*Ultimate Load is 6 times the Working Load Limit.