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124-5589897 PC 99 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

124-5589897 PC 99: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN, material: COPPER ALLOY 260 OVERALL, point_type: EXTENDED PRONG SQUARE CUT OR HAMMER LOCK, special_features: OPTIONAL HAMMER LOCK CAN BE SUPPLIED, style_designator: STANDARD, underloop_length: 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-175-0661, 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
124-5589897 PC 99
NSN: 5315-01-175-0661
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
diameter0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
materialCOPPER ALLOY 260 OVERALL
point_typeEXTENDED PRONG SQUARE CUT OR HAMMER LOCK
special_featuresOPTIONAL HAMMER LOCK CAN BE SUPPLIED
style_designatorSTANDARD
underloop_length1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
surface_treatmentOXIDE OVERALL
material_document_and_classificationASTM B134 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-175-0661
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 124-5589897 PC 99 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B134 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
UNDERLOOP LENGTH: 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 260 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSTANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B134 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
SPECIAL FEATURESOPTIONAL HAMMER LOCK CAN BE SUPPLIED
SURFACE TREATMENTOXIDE OVERALL
UNDERLOOP LENGTH1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 260 OVERALL
POINT TYPEEXTENDED PRONG SQUARE CUT OR HAMMER LOCK
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 9
124-5589896 PC 106Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-7121006 PC 94Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FF-P-386Reference document
Same NSN cross-reference
Reference document — Secondary reference
NASM24665Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS24665-533Reference document
Same NSN cross-reference
Reference document — Secondary reference
124-6293626 PC 105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 124-5589897 PC 99?
124-5589897 PC 99 is a PIN,COTTER.
What parts can replace 124-5589897 PC 99?
There are 9 known substitutes for 124-5589897 PC 99: 124-5589896 PC 106, 124-7121006 PC 94, FF-P-386 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 124-5589897 PC 99?
124-5589897 PC 99 is cataloged in the U.S. Government catalog under NSN 5315-01-175-0661. 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.