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11-76D257-000 — GROMMET ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11-76D257-000: GROMMET ASSEMBLY.

The GROMMET ASSEMBLY is a the manufacturer industrial component. Key specifications include shape: IRREGULAR, end_item_identification: NIIN 016220440 TRUCK,FIRE FIGHTING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-648-0903, 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
11-76D257-000
NSN: 5340-01-648-0903
FSC: 5340 — Hardware, Commercial
CAGE: 10402 — WHELEN ENGINEERING COMPANY, INC. DBA WHELEN ENGINEERING CO INC DIV WHELEN ENGINEERING COMPANY (USA)
SPECIFICATIONS
shapeIRREGULAR
end_item_identificationNIIN 016220440 TRUCK,FIRE FIGHTING
NSN5340-01-648-0903
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11-76D257-000 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
•
SHAPE: IRREGULAR
TECHNICAL CHARACTERISTICS
SHAPEIRREGULAR
END ITEM IDENTIFICATIONNIIN 016220440 TRUCK,FIRE FIGHTING
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 1
4200726Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 11-76D257-000?
11-76D257-000 is a GROMMET ASSEMBLY.
What parts can replace 11-76D257-000?
There is 1 known substitute for 11-76D257-000: 4200726. Substitute compatibility should be verified for your specific system.
What is the NSN for 11-76D257-000?
11-76D257-000 is cataloged in the U.S. Government catalog under NSN 5340-01-648-0903. This indicates validated use in U.S. government and defense supply chains.
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