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R987023597 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R987023597: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, cross-sectional_height: 0.276 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-241-0800, 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
R987023597
NSN: 5331-01-241-0800
FSC: 5331 — O-ring
CAGE: 27005 — BOSCH REXROTH CORPORATION DIV INDUSTRIAL HYDRAULICS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.276 MILLIMETERS NOMINAL MM
NSN5331-01-241-0800
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R987023597 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: 0.276 MILLIMETERS NOMINAL MM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.276 MILLIMETERS NOMINAL MM
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
209.0MM ID 7.0M M XC BUNAN 90DUReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
130981-31NReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R987023597?
R987023597 is a O-RING.
What parts can replace R987023597?
There are 2 known substitutes for R987023597: 209.0MM ID 7.0M M XC BUNAN 90DU, 130981-31N. Substitute compatibility should be verified for your specific system.
What is the NSN for R987023597?
R987023597 is cataloged in the U.S. Government catalog under NSN 5331-01-241-0800. 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.