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Technical Data Sheet
PartsTable / COMPONENT / 10818SPC4
10818SPC4 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include outside_diameter: 1.250 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.312 INCHES NOMINAL IN, cross-sectional_thickness: 0.031 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-018-5424, 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
10818SPC4
NSN: 5330-01-018-5424
FSC: 5330
CAGE: 18170 — DOLLINGER CORP (USA)
SPECIFICATIONS
outside_diameter1.250 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.312 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
NSN5330-01-018-5424
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10818SPC4 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 THICKNESS: 0.031 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.312 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
APERTURE DIAMETER0.312 INCHES NOMINAL IN
OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
4214Interchangeable
interchangeable cross-reference
interchangeable
UT44Interchangeable
interchangeable cross-reference
interchangeable
JANTX1N5616AInterchangeable
interchangeable cross-reference
interchangeable
A65400Interchangeable
interchangeable cross-reference
interchangeable
GGG-P-781Interchangeable
interchangeable cross-reference
interchangeable
GGG-P-781 TY8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10818SPC4?
10818SPC4 is a GASKET.
What parts can replace 10818SPC4?
There are 11 known substitutes for 10818SPC4: 4214, UT44, JANTX1N5616A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10818SPC4?
10818SPC4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-018-5424. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026