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6405353-ECMM-12 — PAD,CUSHIONING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6405353-ECMM-12: PAD,CUSHIONING.

The PAD,CUSHIONING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYURETHANE CUSHIONING, thickness: 0.375 INCHES NOMINAL IN, special_features: END ITEM: CONTROL MODULE, SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-484-4607, 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
6405353-ECMM-12
NSN: 5340-01-484-4607
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC POLYURETHANE CUSHIONING
thickness0.375 INCHES NOMINAL IN
special_featuresEND ITEM: CONTROL MODULE, SEAWOLF CLASS SSN
NSN5340-01-484-4607
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6405353-ECMM-12 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
•
MATERIAL: PLASTIC POLYURETHANE CUSHIONING
•
THICKNESS: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESEND ITEM: CONTROL MODULE, SEAWOLF CLASS SSN
MATERIALPLASTIC POLYURETHANE CUSHIONING
THICKNESS0.375 INCHES NOMINAL 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 1
595-6405353-ECMM-12Same 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 6405353-ECMM-12?
6405353-ECMM-12 is a PAD,CUSHIONING.
What parts can replace 6405353-ECMM-12?
There is 1 known substitute for 6405353-ECMM-12: 595-6405353-ECMM-12. Substitute compatibility should be verified for your specific system.
What is the NSN for 6405353-ECMM-12?
6405353-ECMM-12 is cataloged in the U.S. Government catalog under NSN 5340-01-484-4607. 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.