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Technical Data Sheet
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4209656 — 4209656

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4209656: 4209656.

The 4209656 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-117-7270, 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
4209656
NSN: 5330-01-117-7270
FSC: 5330 — Packing and Gasket Materials
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
Part Number4209656
NSN5330-01-117-7270
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4209656 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 4
D87228Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5233001-007Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
236629Reference document
Same NSN cross-reference
Reference document — Secondary reference
9-904-103608Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 4209656?
4209656 is a 4209656.
What parts can replace 4209656?
There are 4 known substitutes for 4209656: D87228, 5233001-007, 236629 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4209656?
4209656 is cataloged in the U.S. Government catalog under NSN 5330-01-117-7270. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.