The Fan,vaneaxial, cataloged under National Stock Number 4140-01-507-7917, 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 Fm Af, Llc Dba American Fan Company. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-507-7917 |
| Primary Part Number | A170A4W6-V-TP |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Material | STEEL OVERALL |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| 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 |
|---|---|
| A170A4W6-V-TP PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| A170A4W6/TP | 5/9 Secondary reference Howden American Fan Company Dba American Fan Co Div Howden Usa Company |
| NV 00020 REV F | 5/9 Secondary reference Howden American Fan Company Dba American Fan Co Div Howden Usa Company |
NSN 4140-01-507-7917 is a Fan,vaneaxial, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-507-7917 has 1 manufacturer part number on file: A170A4W6-V-TP (Fm Af, Llc Dba American Fan Company).
Key specifications for A170A4W6-V-TP: Flow Direction: OUTWARD; Drive Type: DIRECT; Material: STEEL OVERALL; Rotation Direction for Which Designed: COUNTERCLOCKWISE. 5 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.