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A1805U411 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A1805U411: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-757-7522, 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
A1805U411
NSN: 5330-00-757-7522
FSC: 5330 — Packing and Gasket Materials
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)
SPECIFICATIONS
Part NumberA1805U411
NSN5330-00-757-7522
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A1805U411 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
SUBSTITUTES & CROSS-REFERENCES 4
SD62002Reference document
Same NSN cross-reference
Reference document — Secondary reference
A15741Reference document
Same NSN cross-reference
Reference document — Secondary reference
8307-1923Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D-104955Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 A1805U411?
A1805U411 is a SEAL,PLAIN ENCASED.
What parts can replace A1805U411?
There are 4 known substitutes for A1805U411: SD62002, A15741, 8307-1923 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1805U411?
A1805U411 is cataloged in the U.S. Government catalog under NSN 5330-00-757-7522. This indicates validated use in U.S. government and defense supply chains.
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