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603751-1 — SHACKLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

603751-1: SHACKLE.

The SHACKLE is a the manufacturer industrial component. Key specifications include material: STEEL, inside_length: 1.156 INCHES NOMINAL IN, opening_width: 0.531 INCHES NOMINAL IN, style_designator: CHAIN, material_diameter: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4030-01-458-7648, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
603751-1
NSN: 4030-01-458-7648
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)
SPECIFICATIONS
materialSTEEL
inside_length1.156 INCHES NOMINAL IN
opening_width0.531 INCHES NOMINAL IN
style_designatorCHAIN
material_diameter0.312 INCHES NOMINAL IN
NSN4030-01-458-7648
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHACKLE TITLE COMPONENT PN 603751-1 MFR SHACKLE
KEY FEATURES
•
INSIDE LENGTH: 1.156 INCHES NOMINAL IN
•
MATERIAL DIAMETER: 0.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CHAIN
•
OPENING WIDTH: 0.531 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
INSIDE LENGTH1.156 INCHES NOMINAL IN
MATERIAL DIAMETER0.312 INCHES NOMINAL IN
STYLE DESIGNATORCHAIN
OPENING WIDTH0.531 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
603751Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 603751-1?
603751-1 is a SHACKLE.
What parts can replace 603751-1?
There is 1 known substitute for 603751-1: 603751. Substitute compatibility should be verified for your specific system.
What is the NSN for 603751-1?
603751-1 is cataloged in the U.S. Government catalog under NSN 4030-01-458-7648. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.