The Fan,vaneaxial, cataloged under National Stock Number 4140-01-329-3428, 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 Grimes Aerospace Company. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Grimes Aerospace Company (CAGE 72914); Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-329-3428 |
| Primary Part Number | 52E15-1 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 52E15-1 | Grimes Aerospace Company (USA) |
| 70361-03005 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 70361-03005-107 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 4140PL1965373 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4140-01-329-3428 is a Fan,vaneaxial, manufactured by Grimes Aerospace Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-329-3428 has 3 manufacturer part numbers on file: 52E15-1 (Grimes Aerospace Company), 70361-03005 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 70361-03005-107 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
2 possible matches (shared part number, not a government interchangeability claim): 4140-01-418-9453, 4140-01-424-9956. 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.