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D-4X10B490X1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D-4X10B490X1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: COPPER AND NICKEL ALLOY, inside_diameter: 2.875 INCHES NOMINAL IN, outside_diameter: 16.880 INCHES NOMINAL IN, end_item_identification: SEA WATER PUMP,INGERSOLL RAND CORPORATION,MODEL 4X10B. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-226-7074, 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
D-4X10B490X1
NSN: 5340-01-226-7074
FSC: 5340 — Hardware, Commercial
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER AND NICKEL ALLOY
inside_diameter2.875 INCHES NOMINAL IN
outside_diameter16.880 INCHES NOMINAL IN
end_item_identificationSEA WATER PUMP,INGERSOLL RAND CORPORATION,MODEL 4X10B
NSN5340-01-226-7074
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D-4X10B490X1 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
•
OUTSIDE DIAMETER: 16.880 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.875 INCHES NOMINAL IN
•
MATERIAL: COPPER AND NICKEL ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER16.880 INCHES NOMINAL IN
INSIDE DIAMETER2.875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSEA WATER PUMP,INGERSOLL RAND CORPORATION,MODEL 4X10B
MATERIALCOPPER AND NICKEL ALLOY
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-4X10B490X1?
D-4X10B490X1 is a COVER,ACCESS.
What is the NSN for D-4X10B490X1?
D-4X10B490X1 is cataloged in the U.S. Government catalog under NSN 5340-01-226-7074. 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.