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11581554 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11581554: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include width: 1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN, length: 2.540 INCHES NOMINAL2.540 INCHES NOMINAL IN, material: STEEL, thickness: 0.185 INCHES NOMINAL0.185 INCHES NOMINAL IN, mounting_hole_type: UNTHREADED, raised_surface_width: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-527-7480, 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
11581554
NSN: 5340-01-527-7480
FSC: 5340 — Hardware, Commercial
CAGE: 1NUW7 — US ARMY BENET LABORATORIES RDAR-WSB-O (USA)
SPECIFICATIONS
shapeD
width1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN
length2.540 INCHES NOMINAL2.540 INCHES NOMINAL IN
materialSTEEL
thickness0.185 INCHES NOMINAL0.185 INCHES NOMINAL IN
mounting_hole_typeUNTHREADED
raised_surface_width0.250 INCHES NOMINAL IN
raised_surface_height0.315 INCHES NOMINAL IN
raised_surface_length1.370 INCHES NOMINAL IN
mounting_hole_diameter0.265 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity2
end_item_identificationEND ITEM NSN: 1025-99-411-1447 M777E1 155MM HOWITZER MM
NSN5340-01-527-7480
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11581554 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
•
MOUNTING HOLE QUANTITY: 2
•
RAISED SURFACE WIDTH: 0.250 INCHES NOMINAL IN
•
LENGTH: 2.540 INCHES NOMINAL2.540 INCHES NOMINAL IN
•
RAISED SURFACE HEIGHT: 0.315 INCHES NOMINAL IN
•
RAISED SURFACE LENGTH: 1.370 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: A331 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.265 INCHES NOMINAL ALL HOLES IN
•
SHAPE: D
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
RAISED SURFACE WIDTH0.250 INCHES NOMINAL IN
LENGTH2.540 INCHES NOMINAL2.540 INCHES NOMINAL IN
RAISED SURFACE HEIGHT0.315 INCHES NOMINAL IN
RAISED SURFACE LENGTH1.370 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONA331 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.265 INCHES NOMINAL ALL HOLES IN
SHAPED
WIDTH1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE
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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11581554?
11581554 is a PLATE,MOUNTING.
What is the NSN for 11581554?
11581554 is cataloged in the U.S. Government catalog under NSN 5340-01-527-7480. This indicates validated use in U.S. government and defense supply chains.
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