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803-8436639-28 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

803-8436639-28: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.15625 INCHES NOMINAL IN, material: STEEL COMP 316 OVERALL, point_type: EXTENDED PRONG SQUARE CUT, style_designator: STANDARD, underloop_length: 2.00000 INCHES NOMINAL IN, end_item_identification: STRUCTURAL DOORS,QUICK ACTING AND INDIVIDUALLY DOGGED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-718-6590, 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
803-8436639-28
NSN: 5315-01-718-6590
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
diameter0.15625 INCHES NOMINAL IN
materialSTEEL COMP 316 OVERALL
point_typeEXTENDED PRONG SQUARE CUT
style_designatorSTANDARD
underloop_length2.00000 INCHES NOMINAL IN
end_item_identificationSTRUCTURAL DOORS,QUICK ACTING AND INDIVIDUALLY DOGGED
part_name_assigned_by_controlling_agencyCOTTER PIN,EXTENDED PRONG
NSN5315-01-718-6590
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 803-8436639-28 · 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: 0.15625 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 2.00000 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 316 OVERALL
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
DIAMETER0.15625 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOTTER PIN,EXTENDED PRONG
END ITEM IDENTIFICATIONSTRUCTURAL DOORS,QUICK ACTING AND INDIVIDUALLY DOGGED
UNDERLOOP LENGTH2.00000 INCHES NOMINAL IN
MATERIALSTEEL COMP 316 OVERALL
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
8436639Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
A026-066-QAB020-28Same 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 803-8436639-28?
803-8436639-28 is a PIN,COTTER.
What parts can replace 803-8436639-28?
There are 2 known substitutes for 803-8436639-28: 8436639, A026-066-QAB020-28. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-8436639-28?
803-8436639-28 is cataloged in the U.S. Government catalog under NSN 5315-01-718-6590. 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.