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4359723 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4359723: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, temp_rating: 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL, center_hole_diameter: 0.612 INCHES NOMINAL IN, cross-sectional_height: 0.103 INCHES NOMINAL IN, end_item_identification: TRUCK UTILITY. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-674-5001, 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
4359723
NSN: 5331-01-674-5001
FSC: 5331 — O-ring
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
temp_rating250.0 FAHRENHEIT DEGF
hardness_rating80.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL
center_hole_diameter0.612 INCHES NOMINAL IN
cross-sectional_height0.103 INCHES NOMINAL IN
end_item_identificationTRUCK UTILITY
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-674-5001
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4359723 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
KEY FEATURES
•
TEMP RATING: 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.103 INCHES NOMINAL IN
•
HARDNESS RATING: 80.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL
•
COLOR: VIOLET
•
CENTER HOLE DIAMETER: 0.612 INCHES NOMINAL IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
TECHNICAL CHARACTERISTICS
TEMP RATING250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.103 INCHES NOMINAL IN
HARDNESS RATING80.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL
COLORVIOLET
CENTER HOLE DIAMETER0.612 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATIONTRUCK UTILITY
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4359723?
4359723 is a O-RING.
What is the NSN for 4359723?
4359723 is cataloged in the U.S. Government catalog under NSN 5331-01-674-5001. 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.