The Fan,ventilating, cataloged under National Stock Number 4140-01-538-8186, 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 Defense Maritime Solutions, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-01-538-8186 |
| Primary Part Number | 3156-0125-11-70-00 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 BOLT |
| Phase | SINGLE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Voltage in Volts and Current Type | 230.0 AC OR 115.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 19.0 WATTS AND 18.0 WATTS |
| Prime Mover Type | ELECTRIC MOTOR |
| 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 |
|---|---|
| 3156-0125-11-70-00 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3159-9128-11-71 | 5/9 Secondary reference Defense Maritime Solutions, Inc. |
| 3144-0155-11-20 | 5/9 Secondary reference Defense Maritime Solutions, Inc. |
NSN 4140-01-538-8186 is a Fan,ventilating, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-538-8186 has 1 manufacturer part number on file: 3156-0125-11-70-00 (Defense Maritime Solutions, Inc.).
Key specifications for 3156-0125-11-70-00: Mounting Facility Type and Quantity: 4 BOLT; Phase: SINGLE; Frequency in Hertz: 50.0 AND 60.0; Voltage in Volts and Current Type: 230.0 AC OR 115.0 AC. 7 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.