Northern Strands offers a numerous Crosby Rigging products to our customers. Crosby Swivel Hoist Rings have a variety of applications and are used similarly to shoulder eye bolts to help with connecting hooks and chains. Swivel Hoist Rings are rated at 100% at a 90° angle.
The Crosby UNC Swivel Hoist Rings are individually tested 2-2/5 times the recommended Working Load Limit. This ensures that the product will perform properly within the specified working load limit.
Northern Strands also supplies Crosby Metric Swivel Hoist Rings. This Swivel Hoist Ring washer is color coded for easy identification (silver & metric thread).
Crosby's Heavy Lift Swivel Hoist Rings have increased durability and can be used in less than ideal field conditions. The Heavy Lift Swivel Hoist Ring also has a larger opening than the standard Hoist Ring.
The Cold-Tuff UNC Heavy Lift Swivel Hoist Rings are produced with maximum hardness of 34 HRc. The body, brushing, washer, and bail have impact requirements of 31 ft-lbs minimum average at -4. The bolt has impact requirements of 20 ft-lbs with a minimum average at -150°F.
Stainless Steel Swivel Hoist Rings by Crosby are available at Northern Strands as well. All components are 316 stainless steel, execpt the bolt retainers that are made from 15-7 PH magnetic stainless steel. The Available capacities range from 400 lbs to 50,000 lbs. The Stainless Steel Swivel Hoist Ring is rated at 100% at a 90° angle.
It is important to use Swivel Hoists properly to ensure that work is completed safely. Never exceed the working load limit of a swivel hoist ring. Northern Stands offers a free sling calculator that can be used to calculate the necessary angles when using a swivel hoist and a sling. The Northern Strands Sling Calculator can be found here: Sling Calculator
For additional information on Swivel Hoists or the other Crosby products offered at Northern Strands, please contact us!