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12280820-1 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12280820-1: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 1.380 INCHES NOMINAL1.380 INCHES NOMINAL IN, length: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN, material: STEEL, thickness: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, mounting_hole_type: UNTHREADED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-337-0262, 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
12280820-1
NSN: 5340-01-337-0262
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
shapeRECTANGULAR
width1.380 INCHES NOMINAL1.380 INCHES NOMINAL IN
length2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
materialSTEEL
thickness0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity1
material_document_and_classificationASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 1ST MATERIAL RESPONSE
NSN5340-01-337-0262
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12280820-1 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: 1
•
LENGTH: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 1ST MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: RECTANGULAR
•
WIDTH: 1.380 INCHES NOMINAL1.380 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
THICKNESS: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY1
LENGTH2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 1ST MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM ALL HOLES IN
SHAPERECTANGULAR
WIDTH1.380 INCHES NOMINAL1.380 INCHES NOMINAL IN
MATERIALSTEEL
THICKNESS0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
MOUNTING HOLE TYPEUNTHREADED
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12280820-1?
12280820-1 is a PLATE,MOUNTING.
What is the NSN for 12280820-1?
12280820-1 is cataloged in the U.S. Government catalog under NSN 5340-01-337-0262. This indicates validated use in U.S. government and defense supply chains.
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