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400774-103 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

400774-103: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 321 OR STEEL COMP 347, special_features: FABRICATE PER LA0107-065; USED ON RAM AIR EXHAUST DUCT ELLIPTICAL COUPLING INSULATION COVER, end_item_identification: ACFT MODEL B-1B. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-208-8139, 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
400774-103
NSN: 5340-01-208-8139
FSC: 5340 — Hardware, Commercial
CAGE: 70628 — ARROWHEAD PRODUCTS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 321 OR STEEL COMP 347
special_featuresFABRICATE PER LA0107-065; USED ON RAM AIR EXHAUST DUCT ELLIPTICAL COUPLING INSULATION COVER
end_item_identificationACFT MODEL B-1B
NSN5340-01-208-8139
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 400774-103 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
•
MATERIAL: STEEL COMP 321 OR STEEL COMP 347
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESFABRICATE PER LA0107-065; USED ON RAM AIR EXHAUST DUCT ELLIPTICAL COUPLING INSULATION COVER
END ITEM IDENTIFICATIONACFT MODEL B-1B
MATERIALSTEEL COMP 321 OR STEEL COMP 347
SUBSTITUTES & CROSS-REFERENCES 3
400774-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LE364-0001-0003Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LE364-0001-0001Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 400774-103?
400774-103 is a COVER,ACCESS.
What parts can replace 400774-103?
There are 3 known substitutes for 400774-103: 400774-1, LE364-0001-0003, LE364-0001-0001. Substitute compatibility should be verified for your specific system.
What is the NSN for 400774-103?
400774-103 is cataloged in the U.S. Government catalog under NSN 5340-01-208-8139. This indicates validated use in U.S. government and defense supply chains.
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