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6840146 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6840146: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include phase: THREE OUTPUT, duty_cycle: CONTINUOUS, overall_length: 746.0 MILLIMETERS MM, end_item_identification: OFFSHORE PATROL CUTTER (OPC), maximum_operating_altitude_rating: 1000.0 METERS, part_name_assigned_by_controlling_agency: SQUIRREL CAGE INDUCTION ELECTRIC MOTOR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-940-8574, 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
6840146
NSN: 5330-00-940-8574
NIINs: 009408574, 017000449
FSC: 5330 — Packing and Gasket Materials
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
phaseTHREE OUTPUT
duty_cycleCONTINUOUS
overall_length746.0 MILLIMETERS MM
end_item_identificationOFFSHORE PATROL CUTTER (OPC)
maximum_operating_altitude_rating1000.0 METERS
part_name_assigned_by_controlling_agencySQUIRREL CAGE INDUCTION ELECTRIC MOTOR
NSN5330-00-940-8574
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6840146 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 4
38-062-07Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
6871662Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6871660Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
802582Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6840146?
6840146 is a SEAL,PLAIN ENCASED.
What parts can replace 6840146?
There are 4 known substitutes for 6840146: 38-062-07, 6871662, 6871660 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6840146?
6840146 is cataloged in the U.S. Government catalog under NSN 5330-00-940-8574. 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.