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4186A02H3440 — PARTS KIT,SEAL REPLACEMENT,DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4186A02H3440: PARTS KIT,SEAL REPLACEMENT,DOOR.

PARTS KIT,SEAL REPLACEMENT,DOOR. This part is cataloged in the U.S. Government catalog under NSN 5330-01-681-8420, 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
4186A02H3440
NSN: 5330-01-681-8420
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
Part Number4186A02H3440
NSN5330-01-681-8420
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4186A02H3440 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
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 3
WE650S002AT99NEReference document
Same NSN cross-reference
Reference document — Secondary reference
20156988-10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
20156988Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4186A02H3440?
4186A02H3440 is a PARTS KIT,SEAL REPLACEMENT,DOOR.
What parts can replace 4186A02H3440?
There are 3 known substitutes for 4186A02H3440: WE650S002AT99NE, 20156988-10, 20156988. Substitute compatibility should be verified for your specific system.
What is the NSN for 4186A02H3440?
4186A02H3440 is cataloged in the U.S. Government catalog under NSN 5330-01-681-8420. This indicates validated use in U.S. government and defense supply chains.
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