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512-6404653-82 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

512-6404653-82: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_width: 1.3430 INCHES NOMINAL IN, overall_height: 3.0000 INCHES NOMINAL IN, overall_length: 4.0000 INCHES NOMINAL IN, mounting_hole_type: THREADED, mounting_hole_diameter: 0.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-411-7203, 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
512-6404653-82
NSN: 5340-01-411-7203
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_width1.3430 INCHES NOMINAL IN
overall_height3.0000 INCHES NOMINAL IN
overall_length4.0000 INCHES NOMINAL IN
mounting_hole_typeTHREADED
mounting_hole_diameter0.6250 INCHES NOMINAL IN
mounting_hole_quantity2
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-411-7203
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 512-6404653-82 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.6250 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
•
MOUNTING HOLE TYPE: THREADED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
OVERALL HEIGHT3.0000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.6250 INCHES NOMINAL IN
OVERALL LENGTH4.0000 INCHES NOMINAL IN
OVERALL WIDTH1.3430 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
MOUNTING HOLE TYPETHREADED
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 1
512-6404652-136Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 512-6404653-82?
512-6404653-82 is a BRACKET,MOUNTING.
What parts can replace 512-6404653-82?
There is 1 known substitute for 512-6404653-82: 512-6404652-136. Substitute compatibility should be verified for your specific system.
What is the NSN for 512-6404653-82?
512-6404653-82 is cataloged in the U.S. Government catalog under NSN 5340-01-411-7203. 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.