The Fan,vaneaxial, cataloged under National Stock Number 4140-01-186-9978, 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 Ashland Electric Products Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-01-186-9978 |
| Primary Part Number | V7P5Z-1 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ashland Electric Products Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 4 UNTHREADED HOLE(S) |
| Phase | SINGLE |
| Frequency in Hertz | 400.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 5.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | INWARD |
| Surface Treatment Document and Classification | MIL-E-5557,TYPE 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Housing Inside Diameter | 4.000 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Quantity | 1 |
| Style Designator | FIXED |
| Ambient Temp at Full Rated Power | 100.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 3800.0 |
| Surface Treatment | ENAMEL OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| 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 |
|---|---|
| V7P5Z-1 | Ashland Electric Products Inc (USA) |
| Reference | Meaning |
|---|---|
| MAXIAX 5.00-134AF | 5/2 Secondary reference U.S. Government activity |
| 034285 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-186-9978 is a Fan,vaneaxial, manufactured by Ashland Electric Products Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-186-9978 has 1 manufacturer part number on file: V7P5Z-1 (Ashland Electric Products Inc).
Key specifications for V7P5Z-1: Mounting Facility Type and Quantity: 1 FLANGE AND 4 UNTHREADED HOLE(S); Phase: SINGLE; Frequency in Hertz: 400.0; Inclosure Type: FULLY INCLOSED. 20 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.