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Technical Data Sheet
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M3685R004 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M3685R004: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-285-2600, 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
M3685R004
NSN: 5330-01-285-2600
FSC: 5330 — Packing and Gasket Materials
CAGE: 44185 — TLD WOLLARD LLC (USA)
SPECIFICATIONS
Part NumberM3685R004
NSN5330-01-285-2600
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M3685R004 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
SUBSTITUTES & CROSS-REFERENCES 2
3685R004Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
02/101785Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M3685R004?
M3685R004 is a GASKET.
What parts can replace M3685R004?
There are 2 known substitutes for M3685R004: 3685R004, 02/101785. Substitute compatibility should be verified for your specific system.
What is the NSN for M3685R004?
M3685R004 is cataloged in the U.S. Government catalog under NSN 5330-01-285-2600. This indicates validated use in U.S. government and defense supply chains.
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