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Technical Data Sheet
PartsTable / O-RING / SR149SR832-75
SR149SR832-75 ✓ 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, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.978 INCHES MINIMUM AND 3.034 INCHES MAXIMUM IN, center_hole_diameter: 2.785 INCHES MINIMUM AND 2.815 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 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 5331-00-882-4963, 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
SR149SR832-75
NSN: 5331-00-882-4963
FSC: 5331 — O-RING
CAGE: F0229 — LE JOINT FRANCAIS (FRA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter2.978 INCHES MINIMUM AND 3.034 INCHES MAXIMUM IN
center_hole_diameter2.785 INCHES MINIMUM AND 2.815 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-00-882-4963
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SR149SR832-75 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: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 2.978 INCHES MINIMUM AND 3.034 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.785 INCHES MINIMUM AND 2.815 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER2.978 INCHES MINIMUM AND 3.034 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.785 INCHES MINIMUM AND 2.815 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
D2-389-2PC17Interchangeable
interchangeable cross-reference
interchangeable
D2-462PC17Interchangeable
interchangeable cross-reference
interchangeable
D4208PC18Interchangeable
interchangeable cross-reference
interchangeable
64494Interchangeable
interchangeable cross-reference
interchangeable
230079079Interchangeable
interchangeable cross-reference
interchangeable
MS28775-149Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SR149SR832-75?
SR149SR832-75 is a O-RING.
What parts can replace SR149SR832-75?
There are 14 known substitutes for SR149SR832-75: D2-389-2PC17, D2-462PC17, D4208PC18 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SR149SR832-75?
SR149SR832-75 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-882-4963. 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