Description
* Additional wire rope sizes are available.
Crosby McKissick RJ Style Drilling Blocks
- Capacities Available: 150, 250 and 350 Tons.
- Double row, pre-adjusted tapered bearings with seals.
- Blocks contain McKissick® Roll-Forged® sheaves with flame hardened grooves.
– Grooves are API profile - Separate lubrication channel to each sheave.
- Easy opening guards for quick string-up (no bolts to pull out and lose).
- Each hook block is fitted with position lock and swivel lock assemblies.
- Additional weights available upon request.
- Manufactured to the requirements of API 8C, including all documentation.
– Each block is individually serialized for full traceability.
– Furnished with Certificate of Conformance. - All sizes are RFID EQUIPPED.
- Hook is spring loaded with hydraulic snubber.
- Minimum design temperature of -20°C (-4°F).
- Standard top coat finish is safety orange enamel.
– Other paint colors and systems are available on request.
– Individual parts are primer coated on exposed surfaces. - Combination hook blocks have interchangeable parts with RJ Type McKissick® blocks built up to 1982.
– Contact Crosby Customer Service for details.
content-single-product