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6513352-1 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6513352-1: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN, length: 21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN, material: STEEL COMP 4130, thickness: 3.250 INCHES NOMINAL3.250 INCHES NOMINAL IN, aperture_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-312-7278, 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
6513352-1
NSN: 5340-01-312-7278
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeSPECIAL
width21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN
length21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN
materialSTEEL COMP 4130
thickness3.250 INCHES NOMINAL3.250 INCHES NOMINAL IN
aperture_shapeROUND
aperture_diameter7.500 INCHES NOMINAL IN
features_providedAPERTURE
surface_treatmentCHROMATE ZINC
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.374 INCHES MINIMUM AND 0.383 INCHES MAXIMUM FIRST HOLE IN
mounting_hole_quantity8 AND 4
NSN5340-01-312-7278
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6513352-1 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: 8 AND 4
•
LENGTH: 21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: TT-P-1757 FED SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.374 INCHES MINIMUM AND 0.383 INCHES MAXIMUM FIRST HOLE IN
•
SHAPE: SPECIAL
•
APERTURE DIAMETER: 7.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY8 AND 4
LENGTH21.560 INCHES NOMINAL21.560 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTT-P-1757 FED SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.374 INCHES MINIMUM AND 0.383 INCHES MAXIMUM FIRST HOLE IN
MOUNTING HOLE DIAMETER1.190 INCHES NOMINAL ALL HOLES IN
SHAPESPECIAL
APERTURE DIAMETER7.500 INCHES NOMINAL IN
FEATURES PROVIDEDAPERTURE
SURFACE TREATMENTCHROMATE ZINC
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
5497650-19Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 6513352-1?
6513352-1 is a PLATE,MOUNTING.
What parts can replace 6513352-1?
There is 1 known substitute for 6513352-1: 5497650-19. Substitute compatibility should be verified for your specific system.
What is the NSN for 6513352-1?
6513352-1 is cataloged in the U.S. Government catalog under NSN 5340-01-312-7278. 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.