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403-3955 — MOUNT,RESILIENT,UTILITY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

403-3955: MOUNT,RESILIENT,UTILITY.

The MOUNT,RESILIENT,UTILITY is a the manufacturer industrial component. Key specifications include special_features: USED WHEN YOU HAVE A (PTO)POWER TAKE OFF, end_item_identification: MARINE GENERATOR SET MDKBT (SPEC A-B) AND MDKBU (SPEC A-B), part_name_assigned_by_controlling_agency: ISOLATOR MOUNTING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-586-5267, 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
403-3955
NSN: 5340-01-586-5267
FSC: 5340 — Hardware, Commercial
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
special_featuresUSED WHEN YOU HAVE A (PTO)POWER TAKE OFF
end_item_identificationMARINE GENERATOR SET MDKBT (SPEC A-B) AND MDKBU (SPEC A-B)
part_name_assigned_by_controlling_agencyISOLATOR MOUNTING
NSN5340-01-586-5267
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 403-3955 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESUSED WHEN YOU HAVE A (PTO)POWER TAKE OFF
PART NAME ASSIGNED BY CONTROLLING AGENCYISOLATOR MOUNTING
END ITEM IDENTIFICATIONMARINE GENERATOR SET MDKBT (SPEC A-B) AND MDKBU (SPEC A-B)
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 403-3955?
403-3955 is a MOUNT,RESILIENT,UTILITY.
What is the NSN for 403-3955?
403-3955 is cataloged in the U.S. Government catalog under NSN 5340-01-586-5267. This indicates validated use in U.S. government and defense supply chains.
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