PartsTable
Technical Data Sheet
4678530-0015 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, cross-sectional_height: 0.275 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-062-4833, 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
4678530-0015
NSN: 5331-01-062-4833
FSC: 5331 — O-RING
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.275 INCHES NOMINAL IN
NSN5331-01-062-4833
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4678530-0015 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
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT: 0.275 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.275 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
820-4-50001-79Interchangeable
interchangeable cross-reference
interchangeable
MILG21610Interchangeable
interchangeable cross-reference
interchangeable
820-4-80002-524Interchangeable
interchangeable cross-reference
interchangeable
820-4-80002PC525Interchangeable
interchangeable cross-reference
interchangeable
820-4-80002-525Interchangeable
interchangeable cross-reference
interchangeable
75G8R6012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4678530-0015?
4678530-0015 is a O-RING.
What parts can replace 4678530-0015?
There are 19 known substitutes for 4678530-0015: 820-4-50001-79, MILG21610, 820-4-80002-524 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4678530-0015?
4678530-0015 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-062-4833. This indicates validated use in U.S. government and defense supply chains.
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