PartsTable
Technical Data Sheet
Download PDF

D013U126 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D013U126: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include hardness_rating: 55.0 SHORE DUROMETER D NOMINAL, outside_diameter: 0.643 INCHES NOMINAL IN, special_features: MATERIAL=HYTREL POLYESTER ELASTOMER, center_hole_diameter: 0.601 INCHES NOMINAL IN, cross-sectional_height: 0.042 INCHES NOMINAL IN, end_item_identification: 2355-01-654-5306. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-728-7152, 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
D013U126
NSN: 5331-01-728-7152
FSC: 5331 — O-ring
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
hardness_rating55.0 SHORE DUROMETER D NOMINAL
outside_diameter0.643 INCHES NOMINAL IN
special_featuresMATERIAL=HYTREL POLYESTER ELASTOMER
center_hole_diameter0.601 INCHES NOMINAL IN
cross-sectional_height0.042 INCHES NOMINAL IN
end_item_identification2355-01-654-5306
cross-sectional_diameter0.042 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyRING BKUP .601X.042, HYTREL
NSN5331-01-728-7152
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D013U126 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
•
CROSS-SECTIONAL HEIGHT: 0.042 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.643 INCHES NOMINAL IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER D NOMINAL
•
COLOR: ORANGE
•
CENTER HOLE DIAMETER: 0.601 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.042 INCHES NOMINAL IN
OUTSIDE DIAMETER0.643 INCHES NOMINAL IN
HARDNESS RATING55.0 SHORE DUROMETER D NOMINAL
COLORORANGE
SPECIAL FEATURESMATERIAL=HYTREL POLYESTER ELASTOMER
CENTER HOLE DIAMETER0.601 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYRING BKUP .601X.042, HYTREL
END ITEM IDENTIFICATION2355-01-654-5306
CROSS-SECTIONAL DIAMETER0.042 INCHES NOMINAL IN
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 managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy D013U126?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is D013U126?
D013U126 is a O-RING.
What is the NSN for D013U126?
D013U126 is cataloged in the U.S. Government catalog under NSN 5331-01-728-7152. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — D013U126

✓ 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.