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Technical Data Sheet
PartsTable / COMPONENT / 0S026125
0S026125 ✓ 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,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, peripheral_diameter: 0.275 INCHES NOMINAL IN, center_hole_diameter: 0.189 INCHES NOMINAL IN, cross-sectional_height: 0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-379-2442, 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
0S026125
NSN: 5330-00-379-2442
FSC: 5330
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
peripheral_diameter0.275 INCHES NOMINAL IN
center_hole_diameter0.189 INCHES NOMINAL IN
cross-sectional_height0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
NSN5330-00-379-2442
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0S026125 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: 0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.189 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 0.275 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.189 INCHES NOMINAL IN
PERIPHERAL DIAMETER0.275 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
MATERIALRUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
0S026126Interchangeable
interchangeable cross-reference
interchangeable
MILS10736Interchangeable
interchangeable cross-reference
interchangeable
2165019Interchangeable
interchangeable cross-reference
interchangeable
6155Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0S026125?
0S026125 is a PACKING,PREFORMED.
What parts can replace 0S026125?
There are 4 known substitutes for 0S026125: 0S026126, MILS10736, 2165019 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0S026125?
0S026125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-379-2442. 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