McKissick® 380 Series Hook Blocks

The patented McKissick Split-Nut® is the standard retention system for standard crane blocks up to 100 Tons.

For custom orders contact our Block Hotline at: (800)727-1555 or refer to the special request form on page 453.

  • Wide range of product available.
    • Capacity: 5 to 300 Tons - Larger Models Available.
    • Sheave Sizes: 10” to 30”.
    • Wireline Sizes: 7/16” to 1-3/8”.
  • Manufactured by an ISO 9001 and API Q1 certified facility.
  • All single point shank hooks are genuine Crosby®, forged alloy steel, Quenched and Tempered, and have the patented QUICCHECK ® markings (Duplex hooks are available on all sizes).
  • All 380 Blocks are furnished standard with Roller Bearings.
  • Reeving Guide Standard – All Models.
  • Blocks thru 25 tons use 319N style hooks with S-4320 latches.
  • Sheaves lubrication through center pin – separate lube channel to each bearing.
  • Sheave fully protected by side plates.
  • Dual action hook (swings and rotates).
  • Repair parts available through worldwide distribution network.
  • Design Factor of 4 to 1 (unless otherwise noted).
  • All 380 blocks 16” and larger are furnished with McKissick® Roll- Forged sheaves with flame hardened grooves.
  • “Look for the Orange Hook . . . the mark of genuine McKissick® quality”. McKissick® Utility Crane Blocks On Pages