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2HE502 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2HE502: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: NSN 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM), 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER). This part is cataloged in the U.S.

Government catalog under NSN 5331-01-350-6007, 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
2HE502
NSN: 5331-01-350-6007
FSC: 5331 — O-ring
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
end_item_identificationNSN 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM), 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER)
NSN5331-01-350-6007
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2HE502 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONNSN 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM), 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER)
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
10003641Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SA75500858Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2HE502?
2HE502 is a O-RING.
What parts can replace 2HE502?
There are 2 known substitutes for 2HE502: 10003641, SA75500858. Substitute compatibility should be verified for your specific system.
What is the NSN for 2HE502?
2HE502 is cataloged in the U.S. Government catalog under NSN 5331-01-350-6007. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.