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R900004394 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R900004394: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include center_hole_diameter: 76.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-241-0788, 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
R900004394
NSN: 5331-01-241-0788
FSC: 5331 — O-ring
CAGE: 27005 — BOSCH REXROTH CORPORATION DIV INDUSTRIAL HYDRAULICS (USA)
SPECIFICATIONS
center_hole_diameter76.000 INCHES NOMINAL IN
NSN5331-01-241-0788
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R900004394 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
•
CENTER HOLE DIAMETER: 76.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CENTER HOLE DIAMETER76.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
004394Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 R900004394?
R900004394 is a O-RING.
What parts can replace R900004394?
There is 1 known substitute for R900004394: 004394. Substitute compatibility should be verified for your specific system.
What is the NSN for R900004394?
R900004394 is cataloged in the U.S. Government catalog under NSN 5331-01-241-0788. This indicates validated use in U.S. government and defense supply chains.
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