PartsTable
Technical Data Sheet
18F681D52 ✓ 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 SEAL,PLAIN ENCASED 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 5330-00-154-9074, 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
18F681D52
NSN: 5330-00-154-9074
FSC: 5330
CAGE: 09605 — BOMAG USA SUB OF UNITED DOMINION INDUSTRIES LTD (USA)
SPECIFICATIONS
Part Number18F681D52
NSN5330-00-154-9074
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 18F681D52 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 18
50394Interchangeable
interchangeable cross-reference
interchangeable
212116M1Interchangeable
interchangeable cross-reference
interchangeable
PH-299Interchangeable
interchangeable cross-reference
interchangeable
SC-C-69604Interchangeable
interchangeable cross-reference
interchangeable
50394AInterchangeable
interchangeable cross-reference
interchangeable
47163Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18F681D52?
18F681D52 is a SEAL,PLAIN ENCASED.
What parts can replace 18F681D52?
There are 18 known substitutes for 18F681D52: 50394, 212116M1, PH-299 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18F681D52?
18F681D52 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-9074. This indicates validated use in U.S. government and defense supply chains.
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