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185678 — DRIVE,ENGINE,ELECTRICAL STARTER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

185678: DRIVE,ENGINE,ELECTRICAL STARTER.

DRIVE,ENGINE,ELECTRICAL STARTER. Key specifications include special_features: DESCRIPTION: DRIVE ASSEMBLY, part_name_assigned_by_controlling_agency: DRIVE ENGINE ELECTR. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-112-9976, 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
185678
NSN: 5340-00-112-9976
NIINs: 001129976, 015678416
FSC: 5340 — Hardware, Commercial
CAGE: 7EK50 — TEXTRON AVIATION INC (USA)
SPECIFICATIONS
special_featuresDESCRIPTION: DRIVE ASSEMBLY
part_name_assigned_by_controlling_agencyDRIVE ENGINE ELECTR
NSN5340-00-112-9976
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 185678 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
•
LENGTH: 0.437 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
WIDTH: 0.343 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.718 INCHES NOMINAL IN
LENGTH0.437 INCHES NOMINAL IN
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
WIDTH0.343 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 185678?
185678 is a DRIVE,ENGINE,ELECTRICAL STARTER.
What is the NSN for 185678?
185678 is cataloged in the U.S. Government catalog under NSN 5340-00-112-9976. 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.