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Technical Data Sheet
PartsTable / COMPONENT / 721009669100
721009669100 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.093 INCHES NOMINAL IN, material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, point_type: EXTENDED PRONG SQUARE CUT, style_designator: STANDARD, underloop_length: 0.625 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-234-1862, 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
721009669100
NSN: 5315-00-234-1862
FSC: 5315
CAGE: A1140 — LEONARDO SPA DIVISIONE SISTEMI DI DIFESA (ITA)
SPECIFICATIONS
diameter0.093 INCHES NOMINAL IN
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
point_typeEXTENDED PRONG SQUARE CUT
style_designatorSTANDARD
underloop_length0.625 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
surface_treatment_document_and_classificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-234-1862
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 721009669100 · 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
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
•
UNDERLOOP LENGTH: 0.625 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
STYLE DESIGNATOR: STANDARD
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
DIAMETER: 0.093 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
POINT TYPEEXTENDED PRONG SQUARE CUT
UNDERLOOP LENGTH0.625 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
STYLE DESIGNATORSTANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
DIAMETER0.093 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
MS24665-300Interchangeable
interchangeable cross-reference
interchangeable
664-0025-01Interchangeable
interchangeable cross-reference
interchangeable
MS24665-299Interchangeable
interchangeable cross-reference
interchangeable
664-0025Interchangeable
interchangeable cross-reference
interchangeable
58D3Interchangeable
Same NIIN cross-reference
interchangeable
10416487Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 721009669100?
721009669100 is a PIN,COTTER.
What parts can replace 721009669100?
There are 7 known substitutes for 721009669100: MS24665-300, 664-0025-01, MS24665-299 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 721009669100?
721009669100 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-234-1862. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026