The Fan,tubeaxial, cataloged under National Stock Number 4140-01-375-3599, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Laurel Technologies Partnership Dba Drs Laurel Technologies. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Laurel Technologies Partnership Dba Drs Laurel Technologies (CAGE 0ERB9) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-375-3599 |
| Primary Part Number | 300665 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Laurel Technologies Partnership Dba Drs Laurel Technologies |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 300665 PRIMARY | Laurel Technologies Partnership Dba Drs Laurel Technologies (USA) |
| Reference | Meaning |
|---|---|
| 300665 | 5/9 Secondary reference North Atlantic Industries, Inc. Dba North Atlantic Industries |
| 300665 | 5/9 Secondary reference Drs Rugged Systems Inc Sub of Drs Technologies |
| 4140PL1287583 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 300665 | 5/9 Secondary reference Nai Technologies Inc |
NSN 4140-01-375-3599 is a Fan,tubeaxial, manufactured by Laurel Technologies Partnership Dba Drs Laurel Technologies, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-375-3599 has 1 manufacturer part number on file: 300665 (Laurel Technologies Partnership Dba Drs Laurel Technologies).
1 possible match (shared part number, not a government interchangeability claim): 2040-01-444-8288. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.