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321538 — HINGE,ACCESS DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

321538: HINGE,ACCESS DOOR.

The HINGE,ACCESS DOOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hinge_pin: INCLUDED, knuckle_type: FRICTION, reversible_feature: NOT INCLUDED, mounting_hole_quantity: 64, end_item_identification: USED ON THE A-10 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-477-9109, 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
321538
NSN: 5340-01-477-9109
FSC: 5340 — Hardware, Commercial
CAGE: 51993 — THE CHARLES STARK DRAPER LABORATORY, INC. DIV HEADQUARTERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hinge_pinINCLUDED
knuckle_typeFRICTION
knuckle_quantity1
reversible_featureNOT INCLUDED
mounting_hole_quantity64
end_item_identificationUSED ON THE A-10 AIRCRAFT
NSN5340-01-477-9109
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 321538 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
•
MOUNTING HOLE QUANTITY: 64
•
REVERSIBLE FEATURE: NOT INCLUDED
•
HINGE PIN: INCLUDED
•
KNUCKLE QUANTITY: 1
•
MATERIAL: STEEL OVERALL
•
KNUCKLE TYPE: FRICTION
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY64
REVERSIBLE FEATURENOT INCLUDED
HINGE PININCLUDED
KNUCKLE QUANTITY1
END ITEM IDENTIFICATIONUSED ON THE A-10 AIRCRAFT
MATERIALSTEEL OVERALL
KNUCKLE TYPEFRICTION
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: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 321538?
321538 is a HINGE,ACCESS DOOR.
What is the NSN for 321538?
321538 is cataloged in the U.S. Government catalog under NSN 5340-01-477-9109. This indicates validated use in U.S. government and defense supply chains.
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