The Fan,vaneaxial, cataloged under National Stock Number 4140-01-657-9191, 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 Sunon Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-657-9191 |
| Primary Part Number | A2175-HBT.TC.GN |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Sunon Inc |
| Status | ACTIVE |
| Length | 171.0 MILLIMETERS NOMINAL MM |
| Voltage in Volts and Current Type | 240.0 AC |
| Drive Type | DIRECT |
| Operating Speed at Rated Capacity in RPM | 3200.0 |
| Width | 151.0 MILLIMETERS NOMINAL MM |
| Air Flow Rate | 239.0 CUBIC FEET PER MINUTE NOMINAL |
| 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 |
|---|---|
| A2175-HBT.TC.GN PRIMARY | Sunon Inc (USA) |
| Reference | Meaning |
|---|---|
| 259-1311-ND | 5/9 Secondary reference Digi-Key Corp |
NSN 4140-01-657-9191 is a Fan,vaneaxial, manufactured by Sunon Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-657-9191 has 1 manufacturer part number on file: A2175-HBT.TC.GN (Sunon Inc).
Key specifications for A2175-HBT.TC.GN: Length: 171.0 MILLIMETERS NOMINAL MM; Voltage in Volts and Current Type: 240.0 AC; Drive Type: DIRECT; Operating Speed at Rated Capacity in RPM: 3200.0. 6 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.