PartsTable
Technical Data Sheet
4400571-2220 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-727-2219, 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
4400571-2220
NSN: 5331-01-727-2219
FSC: 5331 — O-RING
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
Part Number4400571-2220
NSN5331-01-727-2219
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4400571-2220 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
285145-0001 ITEM NO. 1Interchangeable
interchangeable cross-reference
interchangeable
285145-0001Interchangeable
interchangeable cross-reference
interchangeable
238295-0001Interchangeable
interchangeable cross-reference
interchangeable
238295-0001 ITEM NO.20Interchangeable
interchangeable cross-reference
interchangeable
104664-0001Interchangeable
interchangeable cross-reference
interchangeable
238295-0001 ITEM NO. 60Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4400571-2220?
4400571-2220 is a O-RING.
What parts can replace 4400571-2220?
There are 6 known substitutes for 4400571-2220: 285145-0001 ITEM NO. 1, 285145-0001, 238295-0001 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4400571-2220?
4400571-2220 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-727-2219. This indicates validated use in U.S. government and defense supply chains.
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