The Fan,tubeaxial, cataloged under National Stock Number 4140-01-574-9229, 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 Eg and G Rotron Regenerative Blower Opns. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4140-01-574-9229 |
| Primary Part Number | 031674 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Eg and G Rotron Regenerative Blower Opns |
| Status | ACTIVE |
| Drive Type | DIRECT |
| Diameter | 172.0 MILLIMETERS NOMINAL MM |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| 031674 | Eg and G Rotron Regenerative Blower Opns (USA) |
| Reference | Meaning |
|---|---|
| 031674 | 3/9 Design control — primary reference Comair Rotron Inc Sub of Kl Industries Inc |
NSN 4140-01-574-9229 is a Fan,tubeaxial, manufactured by Eg and G Rotron Regenerative Blower Opns, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-574-9229 has 1 manufacturer part number on file: 031674 (Eg and G Rotron Regenerative Blower Opns).
Key specifications for 031674: Drive Type: DIRECT; Diameter: 172.0 MILLIMETERS NOMINAL MM; Special Features: 172MM X 150MM X 51MM,24VDC VDC; Part Name Assigned by Controlling Agency: FAN, TUBEAXIAL. 3 specifications are 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.