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6655231-2 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6655231-2: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: ROUND, length: 16.960 INCHES MINIMUM AND 16.960 INCHES MINIMUM AND 16.980 INCHES MAXIMUM16.980 INCHES MAXIMUM IN, thickness: 0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN, outside_diameter: 16.250 INCHES NOMINAL16.250 INCHES NOMINAL IN, special_features: MILITARY SENSITIVE WARFARE; MATERIAL IS PLEXIGLASS, mounting_hole_diameter: 0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM ALL HOLES IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-497-7390, 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
6655231-2
NSN: 5340-01-497-7390
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeROUND
length16.960 INCHES MINIMUM AND 16.960 INCHES MINIMUM AND 16.980 INCHES MAXIMUM16.980 INCHES MAXIMUM IN
thickness0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN
outside_diameter16.250 INCHES NOMINAL16.250 INCHES NOMINAL IN
special_featuresMILITARY SENSITIVE WARFARE; MATERIAL IS PLEXIGLASS
mounting_hole_diameter0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity29
end_item_identificationCONTROL/DIS, SDV MK8 MOD1 FSS
part_name_assigned_by_controlling_agencyDRAWING NAME CONTROL/DISPLAY PLEXIGLASS FACEPLATE
NSN5340-01-497-7390
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6655231-2 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: 29
•
LENGTH: 16.960 INCHES MINIMUM AND 16.960 INCHES MINIMUM AND 16.980 INCHES MAXIMUM16.980 INCHES MAXIMUM IN
•
MOUNTING HOLE DIAMETER: 0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: ROUND
•
OUTSIDE DIAMETER: 16.250 INCHES NOMINAL16.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY29
LENGTH16.960 INCHES MINIMUM AND 16.960 INCHES MINIMUM AND 16.980 INCHES MAXIMUM16.980 INCHES MAXIMUM IN
MOUNTING HOLE DIAMETER0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM ALL HOLES IN
SHAPEROUND
OUTSIDE DIAMETER16.250 INCHES NOMINAL16.250 INCHES NOMINAL IN
SPECIAL FEATURESMILITARY SENSITIVE WARFARE; MATERIAL IS PLEXIGLASS
PART NAME ASSIGNED BY CONTROLLING AGENCYDRAWING NAME CONTROL/DISPLAY PLEXIGLASS FACEPLATE
END ITEM IDENTIFICATIONCONTROL/DIS, SDV MK8 MOD1 FSS
THICKNESS0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN
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
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 6655231-2?
6655231-2 is a PLATE,MOUNTING.
What is the NSN for 6655231-2?
6655231-2 is cataloged in the U.S. Government catalog under NSN 5340-01-497-7390. 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.