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6521-10-602-7044 — HINGE,ACCESS DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6521-10-602-7044: HINGE,ACCESS DOOR.

The HINGE,ACCESS DOOR is a the manufacturer industrial component. Key specifications include hinge_pin: NOT INCLUDED, special_features: FORMER INSTL STA 682.85, mounting_hole_type: UNTHREADED, end_item_identification: ACFT MODEL CH/MH-53E. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-376-5019, 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
6521-10-602-7044
NSN: 5340-01-376-5019
FSC: 5340 — Hardware, Commercial
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
hinge_pinNOT INCLUDED
special_featuresFORMER INSTL STA 682.85
mounting_hole_typeUNTHREADED
end_item_identificationACFT MODEL CH/MH-53E
NSN5340-01-376-5019
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6521-10-602-7044 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HINGE PIN: NOT INCLUDED
•
MOUNTING HOLE TYPE: UNTHREADED
TECHNICAL CHARACTERISTICS
HINGE PINNOT INCLUDED
SPECIAL FEATURESFORMER INSTL STA 682.85
END ITEM IDENTIFICATIONACFT MODEL CH/MH-53E
MOUNTING HOLE TYPEUNTHREADED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 6521-10-602-7044?
6521-10-602-7044 is a HINGE,ACCESS DOOR.
What is the NSN for 6521-10-602-7044?
6521-10-602-7044 is cataloged in the U.S. Government catalog under NSN 5340-01-376-5019. 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.