Crosby McKissick Easy-Lift® Crane Blocks

Description

Wide range of product available (see tables below).
Removable housing allows block to be reeved without complete disassembly.
Bearing life and Design Factors meet:
– ASME HST-4, Class H
– CMAA 70 Class D
– FEM9.511 Class 2m
– ISO 4301.1 Class M5
Adjustable sheave spacing in 1/2″ increments (1/4″ on 6-1/2 size).
Sheave pitch diameter minimum of 16 times rope diameter on standard sizes.
All single point shank hooks are genuine Crosby^®, forged alloy steel, Quenched and Tempered, contain the patented QUIC-CHECK^® markings and come with a world class latch that integrates with hook tip.
U.S. Patent 7,255,330
All sizes are RFID EQUIPPED.
Sheave bearings are maintenance free and sealed for life (10,000 hrs.).
Ability to attach optional anti two-block device.
Available with shackle as lower connection point.
Ultimate load is 5 times the Working Load Limit.

Wide range of product available (see tables below).
Removable housing allows block to be reeved without complete disassembly.
Bearing life and Design Factors meet:
– ASME HST-4, Class H
– CMAA 70 Class D
– FEM9.511 Class 2m
– ISO 4301.1 Class M5
Adjustable sheave spacing in 1/2″ increments (1/4″ on 6-1/2 size).
Sheave pitch diameter minimum of 16 times rope diameter on standard sizes.
All single-point shank hooks are genuine Crosby^®, forged alloy steel, Quenched and Tempered, contain the patented QUIC-CHECK^® markings and come with a world class latch that integrates with hook tip.
U.S. Patent 7,255,330
All sizes are RFID EQUIPPED.
Sheave bearings are maintenance free and sealed for life (10,000 hrs.).
Ability to attach optional anti two-block device.
Available with shackle as lower connection point.
Ultimate load is 5 times the Working Load Limit.

Sheave	Single, Double

All product warnings: Warnings Page