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3866790 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3866790: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include mounting_hole_type: THREADED, end_item_identification: 1940-01-526-0770; BOAT, BRIDGE ERECTION, INBOARD ENGINE, part_name_assigned_by_controlling_agency: BRACKET, EXPANSION TANK. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-546-3087, 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
3866790
NSN: 5340-01-546-3087
FSC: 5340 — Hardware, Commercial
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
mounting_hole_typeTHREADED
mounting_hole_quantity4
end_item_identification1940-01-526-0770; BOAT, BRIDGE ERECTION, INBOARD ENGINE
part_name_assigned_by_controlling_agencyBRACKET, EXPANSION TANK
NSN5340-01-546-3087
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3866790 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
•
MOUNTING HOLE QUANTITY: 4
•
MOUNTING HOLE TYPE: THREADED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKET, EXPANSION TANK
END ITEM IDENTIFICATION1940-01-526-0770; BOAT, BRIDGE ERECTION, INBOARD ENGINE
MOUNTING HOLE TYPETHREADED
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 3866790?
3866790 is a BRACKET,MOUNTING.
What is the NSN for 3866790?
3866790 is cataloged in the U.S. Government catalog under NSN 5340-01-546-3087. This indicates validated use in U.S. government and defense supply chains.
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