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2124759PC6 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2124759PC6: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, center_hole_diameter: 19.515 INCHES NOMINAL IN, cross-sectional_height: 0.133 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-809-5889, 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
2124759PC6
NSN: 5331-00-809-5889
FSC: 5331 — O-ring
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter19.515 INCHES NOMINAL IN
cross-sectional_height0.133 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
NSN5331-00-809-5889
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2124759PC6 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: 0.133 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 19.515 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.133 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
CENTER HOLE DIAMETER19.515 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
2124759-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5331PL0888342Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2124759PC6?
2124759PC6 is a O-RING.
What parts can replace 2124759PC6?
There are 2 known substitutes for 2124759PC6: 2124759-6, 5331PL0888342. Substitute compatibility should be verified for your specific system.
What is the NSN for 2124759PC6?
2124759PC6 is cataloged in the U.S. Government catalog under NSN 5331-00-809-5889. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.