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12256555 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12256555: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL, hole_diameter: 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, aperture_width: 1.500 INCHES NOMINAL IN, aperture_length: 8.189 INCHES NOMINAL IN, style_designator: OVAL, bolt_hole_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-089-3046, 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
12256555
NSN: 5330-01-089-3046
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
hole_diameter0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
aperture_width1.500 INCHES NOMINAL IN
aperture_length8.189 INCHES NOMINAL IN
style_designatorOVAL
bolt_hole_quantity10
bearing_surface_width0.378 INCHES NOMINAL IN
end_item_identificationTRUCKS: CARGO,DUMP,WRECKER,VAN,AND TRACTORS; MODEL NOS. M923 THRU M945,PCCN C939AA SERIES
cross-sectional_thickness0.060 INCHES NOMINAL IN
largest_bolt_hole_diameter0.219 INCHES NOMINAL IN
cross-sectional_shape_styleMETAL
smallest_bolt_hole_diameter0.219 INCHES NOMINAL IN
NSN5330-01-089-3046
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12256555 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: OVAL
•
BEARING SURFACE WIDTH: 0.378 INCHES NOMINAL IN
•
SMALLEST BOLT HOLE DIAMETER: 0.219 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: METAL
•
APERTURE WIDTH: 1.500 INCHES NOMINAL IN
•
APERTURE LENGTH: 8.189 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 10
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.060 INCHES NOMINAL IN
STYLE DESIGNATOROVAL
BEARING SURFACE WIDTH0.378 INCHES NOMINAL IN
SMALLEST BOLT HOLE DIAMETER0.219 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEMETAL
APERTURE WIDTH1.500 INCHES NOMINAL IN
APERTURE LENGTH8.189 INCHES NOMINAL IN
BOLT HOLE QUANTITY10
LARGEST BOLT HOLE DIAMETER0.219 INCHES NOMINAL IN
END ITEM IDENTIFICATIONTRUCKS: CARGO,DUMP,WRECKER,VAN,AND TRACTORS; MODEL NOS. M923 THRU M945,PCCN C939AA SERIES
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
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 12256555?
12256555 is a GASKET.
What is the NSN for 12256555?
12256555 is cataloged in the U.S. Government catalog under NSN 5330-01-089-3046. This indicates validated use in U.S. government and defense supply chains.
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