2022 Good Quality Red Shackle Pulley Block - H418, H419 Pulley series, red hook/blue body – Flat

Block construction

The block performance depends greatly on the sheave and block construction. All steel construction, including side plates, pins,and sheaves is desirable. Bronze bushings are recommended for slow line speeds and frequent use. Roller bearings are recommended for faster line speeds and more frequent use at greater loads. The ability to individually lubricate all sheaves is essential. Secondary securement of bolt connecting the end fitting to the block is recommended.

Features

Pulley block are made of cast steel and forged parts, wheels with bronze bush, working loading /broken loading design:1:4, they are widely used in the field of marine navigation, the construction field, mine, warehouse etc.

Specifications

Packages

Qualification Proof