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905 0168.3 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

905 0168.3: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, special_features: OD 1/2IN IN, center_hole_diameter: 0.375 INCHES NOMINAL IN, end_item_identification: HYDRAULIC ELECTRIC PUMP. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-493-3635, 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
905 0168.3
NSN: 5331-01-493-3635
FSC: 5331 — O-ring
CAGE: 26289 — GREENLEE TEXTRON INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
special_featuresOD 1/2IN IN
center_hole_diameter0.375 INCHES NOMINAL IN
end_item_identificationHYDRAULIC ELECTRIC PUMP
NSN5331-01-493-3635
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 905 0168.3 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: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESOD 1/2IN IN
CENTER HOLE DIAMETER0.375 INCHES NOMINAL IN
END ITEM IDENTIFICATIONHYDRAULIC ELECTRIC PUMP
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

No substitute or cross-reference records for this part.

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 905 0168.3?
905 0168.3 is a O-RING.
What is the NSN for 905 0168.3?
905 0168.3 is cataloged in the U.S. Government catalog under NSN 5331-01-493-3635. This indicates validated use in U.S. government and defense supply chains.
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