Crosby Group

The Crosby A-331 3/8" is a heavy-duty alloy steel clevis slip hook designed primarily for cargo securement, towing, and transport tie-down applications. It features an open throat design that allows a 3/8-inch transport chain to slide freely through the hook bowl for quick attachment.

Chain Size: 5/16" (8 mm) Working Load Limit (WLL): 4,300 lbs (2.15 tons) Material: Forged alloy steel, quenched and tempered Design / Safety Factor: 4:1Attachment Type: Clevis pin Application Use: Grade 70 transport chain and general tie-downs Overhead Lifting: Not rated for overhead lifting

The Crosby 5/8" A-331 alloy clevis slip hook is designed for chain sling and general lifting applications. Rated at 13,500 lbs. WLL, it provides reliable load engagement with open throat design for quick attachment in overhead lifting and industrial rigging operations.

The Crosby 7/16" A-331 alloy clevis slip hook is designed for chain sling and general lifting applications. Rated at 7,000 lbs. WLL, it provides reliable load engagement with open throat design for quick attachment in overhead lifting and industrial rigging operations.

If read as the model A-336 in a 1/2-inch size, this is an alloy steel chain connecting link used to assemble chain slings. Working Load Limit (WLL): 11,300 lbs. (Grade 63) or up to 15,000 lbs. depending on the exact Grade rating (Grade 80/100). Application: Fully rated and approved for overhead lifting.

Working Load Limit (WLL): 6,600 lbs (3.3 tons). Material & Build: Forged alloy steel, quenched and tempered for extreme strength. Design Factor: 4:1 safety factor (ultimate breaking load is 4 times the WLL). Standards Compliance: Meets the rigorous performance requirements of ASME B30.26 for rigging hardware. Testing: Individually proof-tested at 2.5 times the WLL with

Material Composition: Forged alloy steel, quenched and tempered for impact toughness and fatigue resistance. Working Load Limit (WLL): 16,500 lbs (8.25 tons) under standard configuration. Proof Load Tested: Individually tested at 2.5 times the Working Load Limit with standard certification. Design Factor: 4:1 safety threshold.

The Crosby A-338 1/2" is a heavy-duty Grade 80 alloy steel clevis grab hook manufactured by The Crosby Group. It is engineered primarily for industrial rigging, load securement, and tie-down applications involving Grade 80 alloy chain.

1/4-inch Crosby A-338 Grade 80 Alloy Clevis Grab Hook. In industrial rigging and lifting, fractional designations written right next to model numbers (like "A338 1/4" or "A3381/4") represent the compatible chain size

3/8" G80 ALLOY LIFTING HOOKS 1027677

CROSBY A3391/2The Crosby A-339 1/2" is a forged alloy steel Clevis Grab Hook designed for use with 1/2-inch Grade 80 rigging chains in overhead lifting and tie-down applications.

The Crosby model A-339 (1/4") is a forged alloy steel Clevis Sling Hook designed for use with 1/4-inch (7 mm) industrial chain slings. This model is typically categorized under Crosby's Grade 80 / Spectrum 8 lifting components. Note that newer production iterations are often cross-designated or upgraded to the Grade 100 A-1339 or L-1339 series.

Crosby 1-1/2" A-341 Alloy Pear Link - 54300 lbs WLL

The Crosby A-342 1-1/2" is a heavy-duty, weldless forged alloy master link designed as a primary attachment point for rigging and overhead lifting applications. It supports single- or multi-leg sling systems and is engineered to work with both Grade 80 and Grade 100 chain slings

1-3/4" MASTER LINK 1014388

Working Load Limit: 7,400 lbs.
Safety Factor: 5:1
Rated for Overhead Lifting: Yes
Grade: 100
Diameter: 1/2"
Material: Forged Alloy Steel
Product Weight: 1.3 lbs.
Standards: Meets or exceeds All ASME B30.26 requirements.
Manufacturer Name: Crosby
Brand Part Number: 1014266
Shipping and Returns: This item cannot be returned due to safety risks associated with used materials.
Additional Info: Grade 100 Chain Sling: Double leg chain diameter: 6 mm

The Crosby A-342 series refers to high-strength, forged alloy master links used for heavy-duty rigging and overhead lifting applications. Depending on whether you are referencing the 3/4-inch material size or the 4-inch material size, the technical specifications vary drastically.

Size: 5/8"
Single Leg Chain Diameter: 5/16"
Double Leg Chain Diameter: 9/32" (1/4")
Type: Oblong Master Link
Inside Length: 6"
Inside Width: 3"
MPN: 1014280
Model: A-342
Rated for Overhead Lifting

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Model Number: Light Duty Snatch Block #419Working Load Limit (WLL): 2 Tons (4,000 lbs)Sheave Diameter: 3 inches Design Feature: Features a drop-side opening style that allows easy insertion of wire rope without requiring full reeving.