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Technical Data Sheet
PartsTable / O-RING / 346676-1
346676-1 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, outside_diameter: 2.004 INCHES NOMINAL IN, center_hole_diameter: 1.854 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM 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 5331-01-061-4914, 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
346676-1
NSN: 5331-01-061-4914
FSC: 5331 — O-RING
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialRUBBER
outside_diameter2.004 INCHES NOMINAL IN
center_hole_diameter1.854 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-01-061-4914
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 346676-1 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
•
CENTER HOLE DIAMETER: 1.854 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.004 INCHES NOMINAL IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER1.854 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.004 INCHES NOMINAL IN
MATERIALRUBBER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
N6Interchangeable
interchangeable cross-reference
interchangeable
ASTM D2000-01Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-3065Interchangeable
interchangeable cross-reference
interchangeable
AS3209-032Interchangeable
interchangeable cross-reference
interchangeable
3531001668392Interchangeable
interchangeable cross-reference
interchangeable
2-032V884-75Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 346676-1?
346676-1 is a O-RING.
What parts can replace 346676-1?
There are 18 known substitutes for 346676-1: N6, ASTM D2000-01, MIL-R-3065 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 346676-1?
346676-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-061-4914. 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