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PartsTable / O-RING / AS3578-254
AS3578-254 ✓ 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, temp_rating: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 5.719 INCHES MINIMUM AND 5.805 INCHES MAXIMUM IN, center_hole_diameter: 5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM 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 5331-00-684-2286, 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
AS3578-254
NSN: 5331-00-684-2286
FSC: 5331 — O-RING
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
hardness_rating65.0 SHORE DUROMETER A NOMINAL
outside_diameter5.719 INCHES MINIMUM AND 5.805 INCHES MAXIMUM IN
center_hole_diameter5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-684-2286
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3578-254 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
•
CENTER HOLE DIAMETER: 5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
•
TEMP RATING: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 5.719 INCHES MINIMUM AND 5.805 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER5.461 INCHES MINIMUM AND 5.507 INCHES MAXIMUM IN
TEMP RATING-70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING65.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER5.719 INCHES MINIMUM AND 5.805 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
0J/C29000010Interchangeable
interchangeable cross-reference
interchangeable
AS568-010 3CH915B34EO16EO36Interchangeable
interchangeable cross-reference
interchangeable
AS568BInterchangeable
interchangeable cross-reference
interchangeable
ARP568-218MILG24102Interchangeable
interchangeable cross-reference
interchangeable
MIL-G-23652 TY2Interchangeable
interchangeable cross-reference
interchangeable
575-6709-1443528REVAPC5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS3578-254?
AS3578-254 is a O-RING.
What parts can replace AS3578-254?
There are 28 known substitutes for AS3578-254: 0J/C29000010, AS568-010 3CH915B34EO16EO36, AS568B and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3578-254?
AS3578-254 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-684-2286. 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