• Crosby O-318 Chain Nest Hooks - Size 3/8" to 7/16" - Hooks - Hercules Lifting
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Crosby

O-318 Chain Nest Hooks

O-318 Chain Nest Hooks

Part #1098409

$648.10 CAD
$648.10 CAD
Sale Low stock
Chain Size
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Product Description

The Crosby O-318 Chain Nest Hook is designed as a replacement hook assembly for chain hoists and lifting systems requiring frequent rotation under load. Featuring a ball bearing swivel and SHUR-LOC® positive locking hook, the O-318 provides secure load engagement and dependable performance in demanding industrial lifting environments.
Manufactured from forged alloy steel and heat treated for durability, the O-318 Chain Nest Hook delivers high strength, smooth rotation, and reliable operation for hoist chain applications.

Material:
Forged alloy steel hook
Quenched and tempered steel construction
Alloy chain connecting pin
Zinc-plated finish for corrosion resistance

Specifications:
Chain nest hook with ball bearing swivel
Designed for chain hoist replacement applications
Suitable for frequent rotation under load
SHUR-LOC® positive locking hook design
Latch automatically self-locks when loaded
Fits hoist chain sizes from 1/4" through 9/16"
Entire assembly zinc plated for corrosion resistance
Repair kits available consisting of bearing and spring pin
Product Identification Code (PIC) for traceability
4:1 design factor
Meets ASME B30.10 requirements

Uses:
Chain hoist replacement assemblies
Industrial lifting systems
Manufacturing and material handling
Construction lifting applications
Frequent rotation hoist operations

Key Features:
Ball bearing swivel – Allows smooth rotation under load
SHUR-LOC® latch – Positive locking design improves load security
Forged construction – Built for demanding lifting environments
Corrosion resistant – Zinc-plated finish extends service life
Traceable identification – PIC system supports inspection and compliance
Frequent rotation capability – Designed for repetitive hoist applications

Chain Size (in) Stock No. Working Load Limit (short tons) Weight Each (lb) Swivel Housing Width (in) Upper Pin Offset (in) Swivel Housing Height (in) Mounting Pin Diameter (in) Hook Body Height (in) Hook Side Thickness (in) Throat Opening (in) Overall Hook Width (in) Overall Assembly Length (in) Replacement Trigger Kit Stock No.
1/4 - 9/32 1098409 1.5 3.50 1.75 0.70 2.62 0.31 1.10 0.81 1.46 3.50 4.59 6603011
5/16 - 3/8 1098427 2.1 6.00 2.13 0.70 3.19 0.38 1.15 0.94 1.83 4.35 5.65 6603012
3/8 - 7/16 1098445 3.8 13.75 3.00 1.00 4.38 0.50 1.66 1.16 2.11 5.45 7.06 6603013
1/2 - 9/16 1098463 3.8 13.75 3.00 1.00 4.38 0.63 1.66 1.16 2.11 5.45 7.06 6603013

Series: O-318 Chain Nest Hooks

Material: Alloy steel hook assembly.

Finish: Zinc plated.

Design Factor: 4:1.

Swivel: Ball bearing swivel suitable for frequent rotation under load.

Connection: Attaches to chain using an alloy pin.

Hook: Utilizes a Crosby SHUR-LOC® positive locking hook. The latch is self-locking when the hook is loaded.

Repair Kit: Replacement repair components are available for the bearing and spring pin.

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