NSN 2930-01-643-3929 · NIIN 016433929 · Part number 12474781-2
The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc · FSC 2930 — Engine Cooling System Components, Nonaircraft · FSG 29 — Engine Accessories · CAGE 75182
Government record, cited
NSN 2930-01-643-3929 — this item is cataloged by the U.S. Government under National Stock Number 2930-01-643-3929. Manufacturer of record part number: 12474781-2.
Also searched as2930-01-643-3929 ·
2930016433929 ·
NIIN 016433929 ·
01-643-3929 ·
FSC 2930 Engine Cooling System Components, Nonaircraft · CAGE 75182 · 12474781-2 · EMA047599U00028
Manufacturer of record: The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc
Identification
NSN: 2930-01-643-3929
NIIN: 016433929
FSC: 2930 — Engine Cooling System Components, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 12474781-2
Manufacturer: The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc
General Description
The Clutch,fan,engine, cataloged under National Stock Number 2930-01-643-3929, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Clutch,fan,engine
FSC / FSG
2930 — Engine Cooling System Components, Nonaircraft (FSG 29)
Manufacturers
The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc (CAGE 75182)
Technical Specifications
Parameter
Value
NSN
2930-01-643-3929
Primary Part Number
12474781-2
Item Name
Clutch,fan,engine
FSC / FSG
2930 / 29 — Engine Cooling System Components, Nonaircraft
Manufacturer
The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc
The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc (USA)
Reference documents
Reference
Meaning
EMA047599U00028
5/9Secondary reference
The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc
No interchangeability data on file.
Other items in FSC 2930 — Engine Cooling System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2930-00-008-1759
CAP,FILLER OPENING
2930-00-011-8885
2930-00-011-8885 · Item name not on file
2930-00-023-5186
CORE ASSEMBLY,OIL COOLER
2930-00-032-6470
2930-00-032-6470 · Item name not on file
2930-00-035-7667
2930-00-035-7667 · Item name not on file
2930-00-036-5099
2930-00-036-5099 · Item name not on file
2930-00-058-6570
2930-00-058-6570 · Item name not on file
2930-00-059-5776
2930-00-059-5776 · Item name not on file
Frequently Asked Questions
What is NSN 2930-01-643-3929?
NSN 2930-01-643-3929 is a Clutch,fan,engine, manufactured by The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
What part numbers are listed for NSN 2930-01-643-3929?
NSN 2930-01-643-3929 has 1 manufacturer part number on file: 12474781-2 (The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc).
Is NSN 2930-01-643-3929 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.