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Technical Data Sheet
PartsTable / COMPONENT / 20510898-2
20510898-2 ✓ 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 BRACKET,MOUNTING 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 5340-01-284-9655, 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
20510898-2
NSN: 5340-01-284-9655
FSC: 5340
CAGE: 47457 — HARSCO CORPORATION DBA B M Y WYNE WHELED VEHICLES DIV (USA)
SPECIFICATIONS
Part Number20510898-2
NSN5340-01-284-9655
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20510898-2 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 6
52479Interchangeable
interchangeable cross-reference
interchangeable
K036052479Interchangeable
interchangeable cross-reference
interchangeable
8699844Interchangeable
interchangeable cross-reference
interchangeable
MILB11040Interchangeable
interchangeable cross-reference
interchangeable
B-22-1.875H-9Interchangeable
interchangeable cross-reference
interchangeable
5SE00720Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20510898-2?
20510898-2 is a BRACKET,MOUNTING.
What parts can replace 20510898-2?
There are 6 known substitutes for 20510898-2: 52479, K036052479, 8699844 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20510898-2?
20510898-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-284-9655. 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