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12987825 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12987825: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR W/ROUNDED CORNERS, width: 6.015 INCHES NOMINAL IN, length: 8.015 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, thickness: 0.250 INCHES NOMINAL IN, corner_radius: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-503-1999, 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
12987825
NSN: 5340-01-503-1999
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
shapeRECTANGULAR W/ROUNDED CORNERS
width6.015 INCHES NOMINAL IN
length8.015 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
thickness0.250 INCHES NOMINAL IN
corner_radius0.500 INCHES NOMINAL IN
material_document_and_classificationASTMB209, 6061-T651 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyBACK PLATE, GD
surface_treatment_document_and_classificationMIL-STD-171, FINISH NO. 7.3.1 PLUS 20.24 MIL STD SINGLE TREATMENT RESPONSE
NSN5340-01-503-1999
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12987825 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
•
CORNER RADIUS: 0.500 INCHES NOMINAL IN
•
LENGTH: 8.015 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171, FINISH NO. 7.3.1 PLUS 20.24 MIL STD SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMB209, 6061-T651 ASSN STD SINGLE MATERIAL RESPONSE
•
SHAPE: RECTANGULAR W/ROUNDED CORNERS
•
WIDTH: 6.015 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
CORNER RADIUS0.500 INCHES NOMINAL IN
LENGTH8.015 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171, FINISH NO. 7.3.1 PLUS 20.24 MIL STD SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTMB209, 6061-T651 ASSN STD SINGLE MATERIAL RESPONSE
SHAPERECTANGULAR W/ROUNDED CORNERS
WIDTH6.015 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBACK PLATE, GD
MATERIALALUMINUM ALLOY 6061
THICKNESS0.250 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12987825?
12987825 is a PLATE,MOUNTING.
What is the NSN for 12987825?
12987825 is cataloged in the U.S. Government catalog under NSN 5340-01-503-1999. This indicates validated use in U.S. government and defense supply chains.
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