CROSBY 684 CONSTRUCTION BLOACKS CNS BLK 12"45T QAD
Part No: 2101600
Brand: Crosby
Mfr Model#: 684
Origin: Made in USA
• Capacity: 4,5 to 90t – Larger models available.
• Sheave sizes: 152 to 610mm O.D.
• Wire Line Sizes: 10 to 32mm
• Equipped with genuine Crosby® forged steel, Quenched and Tempered shackles that contain the patented QUIC-CHECK® markings.
• Design Factor of 4 to 1.
• All 680 Series Blocks are furnished standard with Bronze Bushings.
• All 680 blocks 406mm and larger, are furnished with McKissick® Roll-Forged® sheaves with flame hardened grooves.
• Sheaves are lubricated through center pin, with a separate lube channel to each bearing.
• Single sheave blocks have thimble dead end.
• Manufactured by an ISO 9001 and API Q1 Certified facility.
• Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these blocks meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26. SEE APPLICATION AND WARNING INFORMATION Para Español: www.thecrosbygroup.com On Pages 375-382 Options Available
• Roller bearing sheaves
• Hanger and Bolt Only models available
• Third party testing with certification
• Galvanized finish – Most models
Crosby ® products such as Crosby hooks, Crosby swivels, Crosby shackles and marine blocks set the industry standard for quality, literally, with rigging contracts often stipulating "Crosby or equal" only. The Crosby ® reputation and signature quality are the result of decades of experience and commitment to customer satisfaction. Through its landmark brands like Lebus ®, McKissick ® and National Swage ®, the Crosby ® Group has been making rugged, dependable products since 1956.
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