PartsTable
Technical Data Sheet
018-70 FDA BUNA ✓ 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 5331-01-165-7500, 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
018-70 FDA BUNA
NSN: 5331-01-165-7500
FSC: 5331 — O-RING
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part Number018-70 FDA BUNA
NSN5331-01-165-7500
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 018-70 FDA BUNA 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 4
217704Interchangeable
interchangeable cross-reference
interchangeable
58947Interchangeable
interchangeable cross-reference
interchangeable
10512635Interchangeable
interchangeable cross-reference
interchangeable
22002-14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 018-70 FDA BUNA?
018-70 FDA BUNA is a O-RING.
What parts can replace 018-70 FDA BUNA?
There are 4 known substitutes for 018-70 FDA BUNA: 217704, 58947, 10512635 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 018-70 FDA BUNA?
018-70 FDA BUNA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-165-7500. This indicates validated use in U.S. government and defense supply chains.
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