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Technical Data Sheet
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DE020 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

DE020: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: DLA/GSA MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-172-4142, 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
DE020
NSN: 5331-01-172-4142
FSC: 5331 — O-ring
CAGE: U9992 — JFD LTD (GBR)
SPECIFICATIONS
end_item_identificationDLA/GSA MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM
NSN5331-01-172-4142
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DE020 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONDLA/GSA MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM
SUBSTITUTES & CROSS-REFERENCES 1
18-32Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 DE020?
DE020 is a O-RING.
What parts can replace DE020?
There is 1 known substitute for DE020: 18-32. Substitute compatibility should be verified for your specific system.
What is the NSN for DE020?
DE020 is cataloged in the U.S. Government catalog under NSN 5331-01-172-4142. This indicates validated use in U.S. government and defense supply chains.
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