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255A4560 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

255A4560: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CORK AND RUBBER CHLOROPRENE CLASS CR OVERALL, hole_diameter: 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 3.500 INCHES NOMINAL IN, style_designator: CIRCULAR, bolt_circle_diameter: 3.000 INCHES NOMINAL IN, cross-sectional_thickness: 0.060 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-151-7307, 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
255A4560
NSN: 5330-01-151-7307
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialCORK AND RUBBER CHLOROPRENE CLASS CR OVERALL
hole_diameter0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter3.500 INCHES NOMINAL IN
style_designatorCIRCULAR
bolt_hole_quantity6
bolt_circle_diameter3.000 INCHES NOMINAL IN
cross-sectional_thickness0.060 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification9D5A2,FSCM 50706 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-151-7307
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 255A4560 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 THICKNESS: 0.060 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: 9D5A2,FSCM 50706 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.500 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
•
BOLT CIRCLE DIAMETER: 3.000 INCHES NOMINAL IN
•
MATERIAL: CORK AND RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.060 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATION9D5A2,FSCM 50706 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.500 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
BOLT CIRCLE DIAMETER3.000 INCHES NOMINAL IN
MATERIALCORK AND RUBBER CHLOROPRENE CLASS CR OVERALL
HOLE DIAMETER0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 255A4560?
255A4560 is a GASKET.
What is the NSN for 255A4560?
255A4560 is cataloged in the U.S. Government catalog under NSN 5330-01-151-7307. 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.