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Technical Data Sheet
PartsTable / COMPONENT / 342-7286854-15
342-7286854-15 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN, length: 7.000 INCHES NOMINAL7.000 INCHES NOMINAL IN, material: STEEL, thickness: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN, mounting_hole_type: UNTHREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-511-3868, 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
342-7286854-15
NSN: 5340-01-511-3868
FSC: 5340
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeRECTANGULAR
width3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
length7.000 INCHES NOMINAL7.000 INCHES NOMINAL IN
materialSTEEL
thickness0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
mounting_hole_typeUNTHREADED
mounting_hole_diameter1.820 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity1 AND 2
end_item_identificationNSSN CLASS SUBMARINE
part_name_assigned_by_controlling_agencySUPPORT ASSEMBLY
NSN5340-01-511-3868
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 342-7286854-15 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
•
WIDTH: 3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 1.820 INCHES NOMINAL ALL HOLES IN
•
MOUNTING HOLE QUANTITY: 1 AND 2
•
LENGTH: 7.000 INCHES NOMINAL7.000 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: UNTHREADED
•
THICKNESS: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONNSSN CLASS SUBMARINE
WIDTH3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER1.820 INCHES NOMINAL ALL HOLES IN
MOUNTING HOLE QUANTITY1 AND 2
LENGTH7.000 INCHES NOMINAL7.000 INCHES NOMINAL IN
MOUNTING HOLE TYPEUNTHREADED
THICKNESS0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
MATERIALSTEEL
SHAPERECTANGULAR
PART NAME ASSIGNED BY CONTROLLING AGENCYSUPPORT ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
2641-792-03-0091Interchangeable
interchangeable cross-reference
interchangeable
4687407A-0091Interchangeable
interchangeable cross-reference
interchangeable
501-7066647Interchangeable
interchangeable cross-reference
interchangeable
845-4687407 PC 124Interchangeable
interchangeable cross-reference
interchangeable
H525-7710-6Interchangeable
interchangeable cross-reference
interchangeable
2641-792-03 PC 124Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 342-7286854-15?
342-7286854-15 is a PLATE,MOUNTING.
What parts can replace 342-7286854-15?
There are 27 known substitutes for 342-7286854-15: 2641-792-03-0091, 4687407A-0091, 501-7066647 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 342-7286854-15?
342-7286854-15 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-511-3868. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026