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8355493 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8355493: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include material: PLASTIC, hole_diameter: 0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 12.000 INCHES NOMINAL IN, mounting_method: SCREW, special_features: SPECIFIC MATL IAW ASTM D6100,EXTRUDED,COMPRESSION, MOLDED AND INJECTION MOLDED POLYOXYMETHYLENE SHAPES (POM). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-641-4172, 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
8355493
NSN: 5340-01-641-4172
NIINs: 016414172, 016424963
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC
hole_diameter0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
overall_width1.000 INCHES NOMINAL IN
overall_length12.000 INCHES NOMINAL IN
mounting_methodSCREW
special_featuresSPECIFIC MATL IAW ASTM D6100,EXTRUDED,COMPRESSION, MOLDED AND INJECTION MOLDED POLYOXYMETHYLENE SHAPES (POM)
style_designatorNON-CIRCULAR W/SQUARE CORNERS
overall_thickness0.250 INCHES NOMINAL IN
bolt_hole_quantity2
mounting_hole_typeCOUNTERSUNK
mounting_hole_diameter0.197 INCHES NOMINAL IN
mounting_hole_quantity2
NSN5340-01-641-4172
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8355493 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8355493?
8355493 is a PLATE,MOUNTING.
What is the NSN for 8355493?
8355493 is cataloged in the U.S. Government catalog under NSN 5340-01-641-4172. 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.