PartsTable
Technical Data Sheet
PartsTable / O-RING / A-229SR8019-65
A-229SR8019-65 ✓ 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, outside_diameter: 2.609 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN, center_hole_diameter: 2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-291-3273, 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
A-229SR8019-65
NSN: 5331-00-291-3273
FSC: 5331 — O-RING
CAGE: 95272 — STILLMAN SEAL CORPORATION DIV STILLMAN SEAL CORPERATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter2.609 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN
center_hole_diameter2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-291-3273
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-229SR8019-65 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
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.609 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.349 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.609 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
H556CInterchangeable
interchangeable cross-reference
interchangeable
11229Interchangeable
interchangeable cross-reference
interchangeable
126-4517Interchangeable
interchangeable cross-reference
interchangeable
40653Interchangeable
interchangeable cross-reference
interchangeable
4424Interchangeable
interchangeable cross-reference
interchangeable
24909Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-229SR8019-65?
A-229SR8019-65 is a O-RING.
What parts can replace A-229SR8019-65?
There are 20 known substitutes for A-229SR8019-65: H556C, 11229, 126-4517 and 17 more. Substitute compatibility should be verified for your specific system.
Is A-229SR8019-65 still available?
A-229SR8019-65 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026