The Fan,dead, cataloged under National Stock Number 4140-00-780-3337, 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 Gast Mfg Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4140-00-780-3337 |
| Primary Part Number | AC326A&AC446 |
| Item Name | Fan,dead |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Gast Mfg Corp |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM,5/8 IN.BORE IN |
| 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 |
|---|---|
| 999301060PC16 | L & L Boiler Maintenance Inc (USA) |
| AC326A&AC446 PRIMARY | Gast Mfg Corp (USA) |
| Reference | Meaning |
|---|---|
| 999301060PC16 | 5/9 Secondary reference D & J Parts Inc |
| AA757A | 5/9 Secondary reference Gast Mfg Corp |
NSN 4140-00-780-3337 is a Fan,dead, manufactured by Gast Mfg Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-780-3337 has 2 manufacturer part numbers on file: 999301060PC16 (L & L Boiler Maintenance Inc), AC326A&AC446 (Gast Mfg Corp).
Key specifications for AC326A&AC446: General Characteristics Item Description: ALUMINUM,5/8 IN.BORE IN. 1 specification is documented in the U.S. Government catalog.
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.