# CM® MC977G Carbon Bolt Nut and Cotter Chain Shackle, 25 ton WLL, 1-3/4 in Size dia, Galvanized

**Brand:** [CM](https://maxsupplyco.com/brands/CM)
**SKU:** MC977G-10449
**MPN:** MC977G
**Price:** $753.66 · in stock
**URL:** https://maxsupplyco.com/product/cm-mc977g

## Features

- Manufactured from technically advanced domestic (USA) micro alloy steel with optimal hardness for strength and ductility
- Shackles show major deformation before failure
- Working load limit and traceability codes shown as permanent markings on body
- All Shackles have alloy quenched and tempered pins
- Shackles meet dimensional requirements and exceed performance requirements of RR-C-271
- Special testing and certification is available if requested at the time of the order
- Note: Screw pin and bolt/nut/cotter shackles have a 6:1 design factor. Round pin shackles have a 5:1 design factor

## Specifications

| Spec | Value |
|---|---|
| UPC | 043927454846 |
| Brands | CM |
| Width (in) | 3.5 |
| Length (in) | 4.06 |
| Manufacturer | Columbus McKinnon Corporation |
| Product Type | Bare Tool |
| Design Factor | 6:1 |
| Package Quantity | 1/Each |
| Standard Approvals | RR-C-271ASTM A153 |
| Manufacturer Part Number | MC977G |
| Working Load Limit (ton) | 25 |

## Description

CM® industrial/government-rated carbon shackles are designed with a 6:1 design factor. Chain shackles are best suited for straight-line pulls. Manufactured from technically advanced domestic (USA) micro alloy steel with optimal hardness for strength and ductility. Working load limit and traceability codes shown as permanent markings on body. All shackles have alloy quenched and tempered pins. Standard industry tolerances apply.

Features

- Manufactured from technically advanced domestic (USA) micro alloy steel with optimal hardness for strength and ductility

- Shackles show major deformation before failure

- Working load limit and traceability codes shown as permanent markings on body

- All Shackles have alloy quenched and tempered pins

- Shackles meet dimensional requirements and exceed performance requirements of RR-C-271

- Special testing and certification is available if requested at the time of the order

- Note: Screw pin and bolt/nut/cotter shackles have a 6:1 design factor. Round pin shackles have a 5:1 design factor