PartsTable
Technical Data Sheet
Download PDF

255815 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

255815: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN, temp_rating: 300.0 FAHRENHEIT DEGF, outside_diameter: 0.624 INCHES NOMINAL IN, style_designator: CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-051-0664, 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
255815
NSN: 5330-01-051-0664
NIINs: 010510664, 010510667
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleSQUARE
seal_width0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
temp_rating300.0 FAHRENHEIT DEGF
outside_diameter0.624 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.242 INCHES NOMINAL IN
housing_bore_diameter1.500 INCHES NOMINAL IN
sealing_element_styleANGULAR
cross-sectional_thickness0.260 INCHES NOMINAL IN
accommodated_shaft_diameter0.625 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-051-0664
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 255815 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: 300.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 1.500 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 0.625 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
TECHNICAL CHARACTERISTICS
TEMP RATING300.0 FAHRENHEIT DEGF
SEAL WIDTH0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER1.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER0.625 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 1
63X93Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 255815?
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 255815?
255815 is a GASKET.
What parts can replace 255815?
There is 1 known substitute for 255815: 63X93. Substitute compatibility should be verified for your specific system.
What is the NSN for 255815?
255815 is cataloged in the U.S. Government catalog under NSN 5330-01-051-0664. 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 — 255815

✓ 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.