PartsTable
Technical Data Sheet
99129488 ✓ 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: 0.187 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 5331-00-753-1845, 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
99129488
NSN: 5331-00-753-1845
FSC: 5331 — O-RING
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.187 INCHES NOMINAL IN
NSN5331-00-753-1845
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 99129488 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: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.187 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
10380015Interchangeable
interchangeable cross-reference
interchangeable
5120PL1766488Interchangeable
interchangeable cross-reference
interchangeable
0187-029-000Interchangeable
interchangeable cross-reference
interchangeable
29-488Interchangeable
interchangeable cross-reference
interchangeable
5331PL0653120Interchangeable
Same NIIN cross-reference
interchangeable
N8-62.7X4.54MMInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99129488?
99129488 is a O-RING.
What parts can replace 99129488?
There are 6 known substitutes for 99129488: 10380015, 5120PL1766488, 0187-029-000 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 99129488?
99129488 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-753-1845. This indicates validated use in U.S. government and defense supply chains.
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