The Fan,tubeaxial, cataloged under National Stock Number 4140-01-462-3121, 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 Lockheed Martin Corporation Div Rotary and Mission Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Lockheed Martin Corporation Div Rotary and Mission Systems (CAGE 16331) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-462-3121 |
| Primary Part Number | PL63E917783G1 ITEM B1,B2 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| PL63E917783G1 ITEM B1,B2 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 035625 | 3/2 Design control — primary reference U.S. Government activity |
| 63A154219P2 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 4140-01-462-3121 is a Fan,tubeaxial, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-462-3121 has 1 manufacturer part number on file: PL63E917783G1 ITEM B1,B2 (Lockheed Martin Corporation Div Rotary and Mission Systems).
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.