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Technical Data Sheet
481918 ✓ 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 PACKING,PISTON 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 5330-00-010-8048, 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
481918
NSN: 5330-00-010-8048
FSC: 5330
CAGE: 11132 — REMCO HYDRAULICS INC SIERRA CYLINDERS PRODUCT LINE (USA)
SPECIFICATIONS
Part Number481918
NSN5330-00-010-8048
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 481918 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 9
71,12X2,62SR832-75Interchangeable
interchangeable cross-reference
interchangeable
WB262A07112AU3LInterchangeable
interchangeable cross-reference
interchangeable
MS28775-149Interchangeable
interchangeable cross-reference
interchangeable
D2-389-2PC17Interchangeable
Same NIIN cross-reference
interchangeable
D2-462PC17Interchangeable
Same NIIN cross-reference
interchangeable
D2-385PC18Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 481918?
481918 is a PACKING,PISTON.
What parts can replace 481918?
There are 9 known substitutes for 481918: 71,12X2,62SR832-75, WB262A07112AU3L, MS28775-149 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 481918?
481918 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-010-8048. This indicates validated use in U.S. government and defense supply chains.
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