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SG3918PC25 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SG3918PC25: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, cross-sectional_height: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-250-1208, 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
SG3918PC25
NSN: 5331-00-250-1208
FSC: 5331 — O-ring
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.188 INCHES NOMINAL IN
NSN5331-00-250-1208
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SG3918PC25 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.188 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.188 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 8
32239Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1820-40Reference document
Same NSN cross-reference
Reference document — Secondary reference
SD6294Reference document
Same NSN cross-reference
Reference document — Secondary reference
11-337Reference document
Same NSN cross-reference
Reference document — Secondary reference
27-40Same NSN cross-reference
IBM PCI RAID Disk Controller
Also cataloged under this NSN
P3995Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SG3918PC25?
SG3918PC25 is a O-RING.
What parts can replace SG3918PC25?
There are 8 known substitutes for SG3918PC25: 32239, 1820-40, SD6294 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SG3918PC25?
SG3918PC25 is cataloged in the U.S. Government catalog under NSN 5331-00-250-1208. This indicates validated use in U.S. government and defense supply chains.
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