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N1239 2-013 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N1239 2-013: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, temp_rating: -25.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF, outside_diameter: 0.496 INCHES NOMINAL IN, special_features: RECOMMENDED FOR REFRIGERANTS, center_hole_diameter: 0.426 INCHES NOMINAL IN, cross-sectional_height: 0.070 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-686-1089, 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
N1239 2-013
NSN: 5331-01-686-1089
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER
temp_rating-25.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
outside_diameter0.496 INCHES NOMINAL IN
special_featuresRECOMMENDED FOR REFRIGERANTS
center_hole_diameter0.426 INCHES NOMINAL IN
cross-sectional_height0.070 INCHES NOMINAL IN
end_item_identificationLIGHT ARMORED VEHICLE
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-686-1089
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N1239 2-013 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: -25.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.070 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.496 INCHES NOMINAL IN
•
COLOR: RED
•
CENTER HOLE DIAMETER: 0.426 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEMP RATING-25.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.070 INCHES NOMINAL IN
OUTSIDE DIAMETER0.496 INCHES NOMINAL IN
COLORRED
SPECIAL FEATURESRECOMMENDED FOR REFRIGERANTS
CENTER HOLE DIAMETER0.426 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATIONLIGHT ARMORED VEHICLE
MATERIALRUBBER
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
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N1239 2-013?
N1239 2-013 is a O-RING.
What is the NSN for N1239 2-013?
N1239 2-013 is cataloged in the U.S. Government catalog under NSN 5331-01-686-1089. 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.