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Technical Data Sheet
PartsTable / COMPONENT / 5EX61
5EX61 ✓ 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 PLUG,EXPANSION 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 5340-00-098-6350, 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
5EX61
NSN: 5340-00-098-6350
FSC: 5340
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
Part Number5EX61
NSN5340-00-098-6350
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5EX61 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 7
17B2A3485-1Upgraded Successor
successor cross-reference
successor
9797Upgraded Successor
successor cross-reference
successor
17B2A3485-501Upgraded Successor
successor cross-reference
successor
7206-336-9797Interchangeable
interchangeable cross-reference
interchangeable
796051-1Interchangeable
Amphenol LVD/SE Active Switchable Terminator
interchangeable
TX397Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5EX61?
5EX61 is a PLUG,EXPANSION.
What parts can replace 5EX61?
There are 7 known substitutes for 5EX61: 17B2A3485-1, 9797, 17B2A3485-501 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5EX61?
5EX61 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-098-6350. 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