603619
Stock code
(%)
? The sheave grooves are intermediate frequency quenched so that the surface hardness will be improved and the service life will be extended.
? The side plate assembly is made of thick steel plate, with enough strength.
? The sheaves and the bearings are interchangeable with those of corresponding crown blocks.
? Quenched and tempered alloy steel shaft with lubrication hole of each bearing.
? The travelling blocks are in accordance with API Spec.8C and API monogram can be used.
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