PartsTable TECHNICAL DATA SHEET
NSN 3950-01-683-4653Government record, cited

Housing, Mechanical Drive3950-01-683-4653

NSN 3950-01-683-4653 · NIIN 016834653 · Part number 374-8147
Caterpillar Inc Div Caterpillar Defense · FSC 3950 — Winches, Hoists, Cranes, and Derricks · FSG 39 — Materials Handling Equipment · CAGE 11083
Government record, cited
NSN 3950-01-683-4653 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-683-4653. Manufacturer of record part number: 374-8147.
Also searched as  3950-01-683-4653 · 3950016834653 · NIIN 016834653 · 01-683-4653 · FSC 3950 Winches, Hoists, Cranes, and Derricks · CAGE 11083 · 374-8147
Nearby stock numbers  ·
Features
  • Housing,mechanical Drive — FSC 3950
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 3950-01-683-4653
  • NIIN: 016834653
  • FSC: 3950 — Winches, Hoists, Cranes, and Derricks
  • FSG: 39 — Materials Handling Equipment
  • Primary part number: 374-8147
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Housing,mechanical Drive, cataloged under National Stock Number 3950-01-683-4653, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3950-01-683-4653
Primary Part Number374-8147
Item NameHousing,mechanical Drive
FSC / FSG3950 / 39 — Winches, Hoists, Cranes, and Derricks
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
374-8147 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
No interchangeability data on file.
Other items in FSC 3950 — Winches, Hoists, Cranes, and Derricks
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3950-00-001-1249
LINING,FRICTION
3950-00-001-3984
3950-00-001-3984 · Item name not on file
3950-00-001-6303
3950-00-001-6303 · Item name not on file
3950-00-001-6304
3950-00-001-6304 · Item name not on file
3950-00-001-6312
3950-00-001-6312 · Item name not on file
3950-00-001-6313
HOIST,TRUCK
3950-00-001-7831
3950-00-001-7831 · Item name not on file
3950-00-001-7834
COOLING COIL,WINCH

Frequently Asked Questions

What is NSN 3950-01-683-4653?

NSN 3950-01-683-4653 is a Housing,mechanical Drive, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.

What part numbers are listed for NSN 3950-01-683-4653?

NSN 3950-01-683-4653 has 1 manufacturer part number on file: 374-8147 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 374-8147?

Key specifications for 374-8147: Special Features: HOUSING CONNECTS TO AFTERCOOLER,FOR INLET/EXHUST SYSTEM; Part Name Assigned by Controlling Agency: HOUSING,MECANICAL DRIVE; End Item Identification: 3608 GENERATOR ENGINE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 3950-01-683-4653 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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