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PartsTable / COMPONENT / N53171
N53171 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The LEVER,MANUAL CONTROL is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-321-6105, 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
N53171
NSN: 5340-01-321-6105
FSC: 5340
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part NumberN53171
NSN5340-01-321-6105
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N53171 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
333-380Interchangeable
interchangeable cross-reference
interchangeable
SM-A-763811Interchangeable
interchangeable cross-reference
interchangeable
5317-1Interchangeable
interchangeable cross-reference
interchangeable
25163Interchangeable
interchangeable cross-reference
interchangeable
12263Interchangeable
interchangeable cross-reference
interchangeable
SM-B-148644Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N53171?
N53171 is a LEVER,MANUAL CONTROL.
What parts can replace N53171?
There are 8 known substitutes for N53171: 333-380, SM-A-763811, 5317-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N53171?
N53171 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-321-6105. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026