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Crosby®
McKissick® 2021154 M-491S Derrick Hoist Block, 3/4 in, 12 ton Load, 14 in OD
Crosby®
McKissick® 2021154 M-491S Derrick Hoist Block, 3/4 in, 12 ton Load, 14 in OD
SKUPDW~10001172
MFGR #2021154
Your Cost: $8,056.99/ea
McKissick® Hoist Block, Derrick, Series: M-491S, 3/4 in Maximum Cable, 12 ton, 14 in Sheave Outside Dia, Sealed Tapered Roller Bearing, Roll Forged Sheave
McKissick® Hoist Block, Derrick, Series: M-491S, 3/4 in Maximum Cable, 12 ton, 14 in Sheave Outside Dia, Sealed Tapered Roller Bearing, Roll Forged Sheave
Bearings Sealed Tapered Roller Catalog Number 2021154 Gross Weight Per Pack 1 lb Series M-491S Sheave Material Roll Forged Standards API RP54, OSHA Directive CPL 2-1.36, API Q1, ABS 2006 Steel Vessel Rules 1-1-17.7 Type Derrick Stock Status NONSTOCK Brand Crosby® Manufacturer Crosby Group LLC Load Capacity 12 ton Maximum Cable Size 3/4 in Sheave Outside Diameter 14 in Forged steel swivels, tees, yokes and shackles are quenched and tempered Sheave lubrication through center pin for easy maintenance Recessed side plate design reduces the gap between the sheave rim and the side plate, allowing the sheave assembly to be captured in the block if loss of center pin occurs Sealed tapered roller bearings extend the life of the center pin and bearings and allows for faster line speeds than recommended with standard snatch blocks Shackle fitting swivels for easy positioning Suitable for hoisting personnel, contingent upon all employees, including the winch operator, being trained to follow applicable federal, local and industry standards All blocks 14 in and larger are furnished with McKissick® roll forged sheaves with flame hardened grooves
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| Bearings | Sealed Tapered Roller |
| Catalog Number | 2021154 |
| Gross Weight Per Pack | 1 lb |
| Series | M-491S |
| Sheave Material | Roll Forged |
| Standards | API RP54, OSHA Directive CPL 2-1.36, API Q1, ABS 2006 Steel Vessel Rules 1-1-17.7 |
| Type | Derrick |
| Stock Status | NONSTOCK |
| Brand | Crosby® |
| Manufacturer | Crosby Group LLC |
| Load Capacity | 12 ton |
| Maximum Cable Size | 3/4 in |
| Sheave Outside Diameter | 14 in |
| Forged steel swivels, tees, yokes and shackles are quenched and tempered |
| Sheave lubrication through center pin for easy maintenance |
| Recessed side plate design reduces the gap between the sheave rim and the side plate, allowing the sheave assembly to be captured in the block if loss of center pin occurs |
| Sealed tapered roller bearings extend the life of the center pin and bearings and allows for faster line speeds than recommended with standard snatch blocks |
| Shackle fitting swivels for easy positioning |
| Suitable for hoisting personnel, contingent upon all employees, including the winch operator, being trained to follow applicable federal, local and industry standards |
| All blocks 14 in and larger are furnished with McKissick® roll forged sheaves with flame hardened grooves |