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12976346 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12976346: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086, overall_width: 6.2500 INCHES NOMINAL IN, overall_height: 3.3800 INCHES NOMINAL IN, overall_length: 7.5000 INCHES NOMINAL IN, surface_treatment: CHROMATE, mounting_hole_diameter: 0.3590 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-462-6444, 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
12976346
NSN: 5340-01-462-6444
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086
overall_width6.2500 INCHES NOMINAL IN
overall_height3.3800 INCHES NOMINAL IN
overall_length7.5000 INCHES NOMINAL IN
surface_treatmentCHROMATE
mounting_hole_diameter0.3590 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
mounting_hole_quantity4
material_document_and_classificationASTM-B-209 ASSN STD SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-C-5541, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-462-6444
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12976346 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: 4
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-B-209 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.3590 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CHROMATE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
OVERALL HEIGHT3.3800 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-B-209 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.3590 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
OVERALL LENGTH7.5000 INCHES NOMINAL IN
OVERALL WIDTH6.2500 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE
MATERIALALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086
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 12976346?
12976346 is a BRACKET,MOUNTING.
What is the NSN for 12976346?
12976346 is cataloged in the U.S. Government catalog under NSN 5340-01-462-6444. This indicates validated use in U.S. government and defense supply chains.
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