Columbus McKinnon (CM) Super Strong Screw Pin Chain Shackles are carbon-type shackles with strength ratings that are 17 to 50% stronger than comparable sized carbon shackles. As a result, these shackles are designed with a 6:1 design factor. Chain shackles are best suited for straight-line pulls.
Features:
- Manufactured from technically advanced domestic (USA) micro alloy steel with optimal hardness for strength and ductility
- Shackles meet dimensional requirements and exceed performance requirements of RR-C-271
- Alloy quenched and tempered pins
- Working load limit and traceability codes shown as permanent markings on body
Specifications:
- Size (Shackle Body Thickness): 1/2″
- Throat Opening (Width Between Ears): 0.84″
- Throat Depth: 1.69″
- Pin Size: 0.63″
- Pin Type: Screw Pin
- Finish: Hot Dip Galvanized
- Material: Micro Alloy Steel Body & Alloy Steel Pin
- Working Load Limit: 3.00 tons (6000 lbs)
- Standards & Certifications: ASME B30.26, ANSI B18, EN 13889, & ISO 2415
- Design Factor 6:1
- USA