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9927573 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

9927573: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include point_type: EXTENDED PRONG SQUARE CUT, special_features: NHA IS EXTENSION ASSY, P/N 4KK653;SPECIFIC SURFACE TREATMENT IS DACROMET 500B BLACK, surface_treatment: PAINT OVERALL, end_item_identification: HIMARS, RSV, MK37, 2320-01-504-5218, part_name_assigned_by_controlling_agency: COTTER PIN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-526-1945, 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
9927573
NSN: 5315-01-526-1945
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 34914 — HIAB USA INC (USA)
SPECIFICATIONS
point_typeEXTENDED PRONG SQUARE CUT
special_featuresNHA IS EXTENSION ASSY, P/N 4KK653;SPECIFIC SURFACE TREATMENT IS DACROMET 500B BLACK
surface_treatmentPAINT OVERALL
end_item_identificationHIMARS, RSV, MK37, 2320-01-504-5218
part_name_assigned_by_controlling_agencyCOTTER PIN
NSN5315-01-526-1945
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9927573 · 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: PAINT OVERALL
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNHA IS EXTENSION ASSY, P/N 4KK653;SPECIFIC SURFACE TREATMENT IS DACROMET 500B BLACK
SURFACE TREATMENTPAINT OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYCOTTER PIN
END ITEM IDENTIFICATIONHIMARS, RSV, MK37, 2320-01-504-5218
POINT TYPEEXTENDED PRONG SQUARE CUT
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 2
4KK508Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
182-9645Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 9927573?
9927573 is a PIN,COTTER.
What parts can replace 9927573?
There are 2 known substitutes for 9927573: 4KK508, 182-9645. Substitute compatibility should be verified for your specific system.
What is the NSN for 9927573?
9927573 is cataloged in the U.S. Government catalog under NSN 5315-01-526-1945. 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.