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12592291 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12592291: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, material: ALUMINUM ALLOY, thickness: 0.420 INCHES NOMINAL IN, features_provided: RAISED SURFACE, raised_surface_width: 0.275 INCHES NOMINAL IN, end_item_identification: M119A1 HOWITZER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-341-2481, 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
12592291
NSN: 5340-01-341-2481
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
shapeSPECIAL
materialALUMINUM ALLOY
thickness0.420 INCHES NOMINAL IN
features_providedRAISED SURFACE
raised_surface_width0.275 INCHES NOMINAL IN
end_item_identificationM119A1 HOWITZER
raised_surface_diameter1.250 INCHES NOMINAL IN
NSN5340-01-341-2481
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12592291 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
•
RAISED SURFACE WIDTH: 0.275 INCHES NOMINAL IN
•
RAISED SURFACE DIAMETER: 1.250 INCHES NOMINAL IN
•
SHAPE: SPECIAL
•
FEATURES PROVIDED: RAISED SURFACE
•
MATERIAL: ALUMINUM ALLOY
•
THICKNESS: 0.420 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RAISED SURFACE WIDTH0.275 INCHES NOMINAL IN
RAISED SURFACE DIAMETER1.250 INCHES NOMINAL IN
SHAPESPECIAL
FEATURES PROVIDEDRAISED SURFACE
END ITEM IDENTIFICATIONM119A1 HOWITZER
MATERIALALUMINUM ALLOY
THICKNESS0.420 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 12592291?
12592291 is a PLATE,MOUNTING.
What is the NSN for 12592291?
12592291 is cataloged in the U.S. Government catalog under NSN 5340-01-341-2481. 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.