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PartsTable / COMPONENT / 003186
003186 ✓ 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 DISK,SOLID,PLAIN is a the manufacturer industrial component. Key specifications include diameter: 0.300 INCHES NOMINAL IN, material: STEEL COMP 304, thickness: 0.0625 INCHES NOMINAL IN, material_document_and_classification: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-777-8237, 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
003186
NSN: 5340-00-777-8237
FSC: 5340
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
diameter0.300 INCHES NOMINAL IN
materialSTEEL COMP 304
thickness0.0625 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-777-8237
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 003186 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
•
DIAMETER: 0.300 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL COMP 304
•
THICKNESS: 0.0625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.300 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 304
THICKNESS0.0625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
3186Upgraded Successor
successor cross-reference
successor
J514Interchangeable
interchangeable cross-reference
interchangeable
42 06JEInterchangeable
interchangeable cross-reference
interchangeable
H00081Interchangeable
interchangeable cross-reference
interchangeable
TP53Interchangeable
interchangeable cross-reference
interchangeable
V-3186Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 003186?
003186 is a DISK,SOLID,PLAIN.
What parts can replace 003186?
There are 9 known substitutes for 003186: 3186, J514, 42 06JE and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 003186?
003186 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-777-8237. 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