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Technical Data Sheet
PartsTable / O-RING / PA18364-00 ITEM 120
PA18364-00 ITEM 120 ✓ 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 part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-493-8164, 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
PA18364-00 ITEM 120
NSN: 5331-00-493-8164
FSC: 5331 — O-RING
CAGE: 12190 — CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA ENERTECH DIV CURTISS-WRIGHT FLOW CONTROL (USA)
SPECIFICATIONS
Part NumberPA18364-00 ITEM 120
NSN5331-00-493-8164
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PA18364-00 ITEM 120 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 10
MS29513-126Interchangeable
interchangeable cross-reference
interchangeable
211110Interchangeable
interchangeable cross-reference
interchangeable
2-126N674-70Interchangeable
Same NIIN cross-reference
interchangeable
2-126 N674-7Interchangeable
Same NIIN cross-reference
interchangeable
D0551279Interchangeable
Same NIIN cross-reference
interchangeable
P2/PPPP/400 ITEM 3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PA18364-00 ITEM 120?
PA18364-00 ITEM 120 is a O-RING.
What parts can replace PA18364-00 ITEM 120?
There are 10 known substitutes for PA18364-00 ITEM 120: MS29513-126, 211110, 2-126N674-70 and 7 more. Substitute compatibility should be verified for your specific system.
Is PA18364-00 ITEM 120 still available?
PA18364-00 ITEM 120 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026