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Hook / Block Assembly


Design Features:
- Joining the travelling block and the hook together reduces overall length to satisfy the requirements of a top drive.
- The shafts of travelling block are forged with alloy steel and provided with a lubrication hole of bearing for one sheave.
- The grooves of sheave are intermediate frequency quenched so as to improve the surface hardness and prolong the service
life of wire rope.
- The sheaves are equipped with double-row conic roller bearings. Each bearing has its own lubrication channel.
- There is a reliable safety device at the hook.
- The primary-load-carrying parts of hook are subject to NDE test.
- The hook block assembly conforms to API Spec. 8A /8C and are stamped with API monogram.

Specifications:

Model YG90 YG135 YG170 YG450
Max. hook load kN 900 1350 1700 4500
O.D.of sheaves mm (in) 762(30) 915(36) 915(36) 1524(60)
Number of sheaves   4 4 5 6
Diameter of wire line mm (in) 26(1) 26(1) 29 (11/8) 38 (11/2)
Major-hook opening mm (in) 155(61/16) 165(61/2) 180(7) 220(85/8)
Major-hook Dia. mm (in) 116(41/2) 140(51/2) 150(6) 180(7)
Minor-hook Dia. mm (in) 80(31/4) 90(31/2) 90(31/2) 120(43/4)
Overall dimension (L×W×H) mm 2908×806×533 3195×960×616 3294×960×713 4887×1600×880
Weight kg 2850 3590 4585 12530


For detailed info on the product or service, including its price and delivery terms, drop us a line in English or Russian at equipment@neftegaskadry.com or call at 007-495-542-0468 (English, Russian).



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