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Technical Data Sheet
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3803431 — BAND,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3803431: BAND,RETAINING.

The BAND,RETAINING is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 25 OTHER WEAPON SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-271-2471, 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
3803431
NSN: 5340-01-271-2471
FSC: 5340 — Hardware, Commercial
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
end_item_identificationMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 25 OTHER WEAPON SYSTEMS
NSN5340-01-271-2471
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3803431 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
END ITEM IDENTIFICATIONMRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 25 OTHER WEAPON SYSTEMS
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
5340PL0823066Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3803431?
3803431 is a BAND,RETAINING.
What parts can replace 3803431?
There is 1 known substitute for 3803431: 5340PL0823066. Substitute compatibility should be verified for your specific system.
What is the NSN for 3803431?
3803431 is cataloged in the U.S. Government catalog under NSN 5340-01-271-2471. This indicates validated use in U.S. government and defense supply chains.
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