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721-7068583-50 — PLATE,RETAINING,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

721-7068583-50: PLATE,RETAINING,SEAL.

The PLATE,RETAINING,SEAL is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, material: NICKEL ALLOY, mounting_method: UNTHREADED MOUNTING HOLES, overall_thickness: 0.167 INCHES NOMINAL IN, mounting_hole_quantity: 54, end_item_identification: USED ON THE LOS ANGELES CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-488-5007, 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
721-7068583-50
NSN: 5340-01-488-5007
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialNICKEL ALLOY
mounting_methodUNTHREADED MOUNTING HOLES
overall_thickness0.167 INCHES NOMINAL IN
mounting_hole_quantity54
end_item_identificationUSED ON THE LOS ANGELES CLASS SSN
NSN5340-01-488-5007
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 721-7068583-50 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: 54
•
MOUNTING METHOD: UNTHREADED MOUNTING HOLES
•
OVERALL THICKNESS: 0.167 INCHES NOMINAL IN
•
SHAPE: RECTANGULAR
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY54
MOUNTING METHODUNTHREADED MOUNTING HOLES
OVERALL THICKNESS0.167 INCHES NOMINAL IN
SHAPERECTANGULAR
END ITEM IDENTIFICATIONUSED ON THE LOS ANGELES CLASS SSN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
7068583Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
721-7068584-50Same 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 721-7068583-50?
721-7068583-50 is a PLATE,RETAINING,SEAL.
What parts can replace 721-7068583-50?
There are 2 known substitutes for 721-7068583-50: 7068583, 721-7068584-50. Substitute compatibility should be verified for your specific system.
What is the NSN for 721-7068583-50?
721-7068583-50 is cataloged in the U.S. Government catalog under NSN 5340-01-488-5007. 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.