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1003877 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
3M · ORING SEAL
PRODUCT OVERVIEW

1003877: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include end_item_identification: 195-1928 VALVE MECHANISM 3512B 8EM MARINE AUXILIARY ENGINE, part_name_assigned_by_controlling_agency: RETAINER SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-516-7730, 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
1003877
NSN: 5340-01-516-7730
NIINs: 015167730, 016003007
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
end_item_identification195-1928 VALVE MECHANISM 3512B 8EM MARINE AUXILIARY ENGINE
part_name_assigned_by_controlling_agencyRETAINER SPRING
NSN5340-01-516-7730
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1003877 MFR: 3M ⚠ 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
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER SPRING
END ITEM IDENTIFICATION195-1928 VALVE MECHANISM 3512B 8EM MARINE AUXILIARY ENGINE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1003877?
1003877 is a RETAINER,HELICAL COMPRESSION SPR manufactured by 3M.
What is the NSN for 1003877?
1003877 is cataloged in the U.S. Government catalog under NSN 5340-01-516-7730. This indicates validated use in U.S. government and defense supply chains.
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