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322-6179 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

322-6179: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE NITRILE, temp_rating: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.8 INCHES NOMINAL IN, special_features: COATING: PTFE COATING;, center_hole_diameter: 0.61 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-722-7100, 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
322-6179
NSN: 5331-01-722-7100
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE
temp_rating-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter0.8 INCHES NOMINAL IN
special_featuresCOATING: PTFE COATING;
center_hole_diameter0.61 INCHES NOMINAL IN
cross-sectional_height0.09 INCHES NOMINAL IN
end_item_identificationPUMP, CENTRIFUGAL
cross-sectional_diameter0.09 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-722-7100
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 322-6179 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
•
TEMP RATING: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.09 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.8 INCHES NOMINAL IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
COLOR: RED
•
CENTER HOLE DIAMETER: 0.61 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEMP RATING-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.09 INCHES NOMINAL IN
OUTSIDE DIAMETER0.8 INCHES NOMINAL IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
COLORRED
SPECIAL FEATURESCOATING: PTFE COATING;
CENTER HOLE DIAMETER0.61 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATIONPUMP, CENTRIFUGAL
MATERIALRUBBER BUTADIENE NITRILE
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 322-6179?
322-6179 is a O-RING.
What is the NSN for 322-6179?
322-6179 is cataloged in the U.S. Government catalog under NSN 5331-01-722-7100. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.