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Technical Data Sheet
PartsTable / O-RING / C-6555/3080 PC 6
C-6555/3080 PC 6 ✓ 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 C-6555/3080 PC 6 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-127-0849, 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
C-6555/3080 PC 6
NSN: 5331-01-127-0849
FSC: 5331 — O-RING
CAGE: 32142 — HYDRASEARCH COMPANY, LLC (USA)
SPECIFICATIONS
Part NumberC-6555/3080 PC 6
NSN5331-01-127-0849
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C-6555/3080 PC 6 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: 0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.004 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
•
TEMP RATING: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.004 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
5331PL2174759Interchangeable
interchangeable cross-reference
interchangeable
N2320Interchangeable
interchangeable cross-reference
interchangeable
M83248/1-020Interchangeable
interchangeable cross-reference
interchangeable
4564-020 EUInterchangeable
Same NIIN cross-reference
interchangeable
AS3581-020Interchangeable
Same NIIN cross-reference
interchangeable
NAS1594-020Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C-6555/3080 PC 6?
C-6555/3080 PC 6 is a C-6555/3080 PC 6.
What parts can replace C-6555/3080 PC 6?
There are 11 known substitutes for C-6555/3080 PC 6: 5331PL2174759, N2320, M83248/1-020 and 8 more. Substitute compatibility should be verified for your specific system.
Is C-6555/3080 PC 6 still available?
C-6555/3080 PC 6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026