The Fan,tubeaxial, cataloged under National Stock Number 4140-01-359-1665, 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 Doris L. Mather Family Limited Partnership Dba Micronel U.s.. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-359-1665 |
| Primary Part Number | V246MS-28VDC |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Doris L. Mather Family Limited Partnership Dba Micronel U.s. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Inclosure Type | FULLY INCLOSED |
| Length | 1.180 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 28.0 DC |
| Flow Direction | INWARD |
| Housing Inside Diameter | 0.870 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.9 WATTS |
| Style Designator | FIXED |
| Ambient Temp at Full Rated Power | -20.0 CELSIUS AND 85.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 12500.0 AND 14500.0 |
| Material | PLASTIC PHENOLIC HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | SLEEVE |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 3.1 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 |
|---|---|
| V246MS-28VDC PRIMARY | Doris L. Mather Family Limited Partnership Dba Micronel U.s. (USA) |
| 342518-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 342518-1 | 7/9 Vendor item drawing reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 4140-01-359-1665 is a Fan,tubeaxial, manufactured by Doris L. Mather Family Limited Partnership Dba Micronel U.s., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-359-1665 has 2 manufacturer part numbers on file: V246MS-28VDC (Doris L. Mather Family Limited Partnership Dba Micronel U.s.), 342518-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for V246MS-28VDC: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Inclosure Type: FULLY INCLOSED; Length: 1.180 INCHES NOMINAL IN. 19 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.