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PWA17576-4 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PWA17576-4: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, cross-sectional_height: 6.594 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-080-8523, 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
PWA17576-4
NSN: 5331-01-080-8523
FSC: 5331 — O-ring
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
cross-sectional_height6.594 INCHES NOMINAL IN
NSN5331-01-080-8523
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PWA17576-4 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: 6.594 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT6.594 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
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 1
PWA17823-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA17576-4?
PWA17576-4 is a O-RING.
What parts can replace PWA17576-4?
There is 1 known substitute for PWA17576-4: PWA17823-4. Substitute compatibility should be verified for your specific system.
What is the NSN for PWA17576-4?
PWA17576-4 is cataloged in the U.S. Government catalog under NSN 5331-01-080-8523. 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.