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4A4755-01 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4A4755-01: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: SELF CONTAINED FLAKER. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-643-6816, 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
4A4755-01
NSN: 5331-01-643-6816
FSC: 5331 — O-ring
CAGE: 4CXB9 — PARTS TOWN, LLC (USA)
SPECIFICATIONS
end_item_identificationSELF CONTAINED FLAKER
NSN5331-01-643-6816
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4A4755-01 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 IDENTIFICATIONSELF CONTAINED FLAKER
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 1
PL71126 PG 9 INDEX NO. 4Reference 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 4A4755-01?
4A4755-01 is a O-RING.
What parts can replace 4A4755-01?
There is 1 known substitute for 4A4755-01: PL71126 PG 9 INDEX NO. 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 4A4755-01?
4A4755-01 is cataloged in the U.S. Government catalog under NSN 5331-01-643-6816. This indicates validated use in U.S. government and defense supply chains.
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