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L6451-60 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

L6451-60: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.188 INCHES NOMINAL IN, material: STEEL OVERALL, point_type: EXTENDED PRONG BEVEL, style_designator: STANDARD, underloop_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-135-7277, 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
L6451-60
NSN: 5315-00-135-7277
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 46717 — PETTIBONE LLC (USA)
SPECIFICATIONS
diameter0.188 INCHES NOMINAL IN
materialSTEEL OVERALL
point_typeEXTENDED PRONG BEVEL
style_designatorSTANDARD
underloop_length1.000 INCHES NOMINAL IN
NSN5315-00-135-7277
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: L6451-60 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.188 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
POINT TYPE: EXTENDED PRONG BEVEL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
DIAMETER0.188 INCHES NOMINAL IN
UNDERLOOP LENGTH1.000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
POINT TYPEEXTENDED PRONG BEVEL
SUBSTITUTES & CROSS-REFERENCES 3
90873Reference document
Same NSN cross-reference
Reference document — Secondary reference
5731291Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2719-90873Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 L6451-60?
L6451-60 is a PIN,COTTER.
What parts can replace L6451-60?
There are 3 known substitutes for L6451-60: 90873, 5731291, 2719-90873. Substitute compatibility should be verified for your specific system.
What is the NSN for L6451-60?
L6451-60 is cataloged in the U.S. Government catalog under NSN 5315-00-135-7277. 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.