The Fan,centrifugal, cataloged under National Stock Number 4140-01-121-9803, 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 25 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-121-9803 |
| Primary Part Number | C7V181Q-14C |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ashland Electric Products Inc |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 1 BRACKET(S) AND 6 THREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 1.580 INCHES NOMINAL IN |
| Length | 7.220 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Style Designator | FIXED, INVERTED, RECTANGULAR OUTLET |
| Ambient Temp at Full Rated Power | 0.0 CELSIUS AND 80.0 CELSIUS DEGC |
| Discharge Direction | ANGULAR UP |
| Height | 7.780 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 2950.0 |
| Surface Treatment | ZINC BLADE |
| Surface Treatment | CHROMATE ZINC AND ENAMEL HOUSING |
| Width | 5.180 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 130.0 CUBIC FEET PER MINUTE MINIMUM AND 150.0 CUBIC FEET PER MINUTE MAXIMUM |
| 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 |
|---|---|
| C7V181Q-14C PRIMARY | Ashland Electric Products Inc (USA) |
| 10845900-01 | General Dynamics Mission Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10845900-01 | 7/9 Vendor item drawing reference General Dynamics Information Systems Inc. Dba General Dynamics Advanced Information Systems |
| 033135 | 3/2 Design control — primary reference U.S. Government activity |
| DRPPI-AS505CW-190JF | 5/1 Secondary reference U.S. Government activity |
NSN 4140-01-121-9803 is a Fan,centrifugal, manufactured by Ashland Electric Products Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-121-9803 has 2 manufacturer part numbers on file: C7V181Q-14C (Ashland Electric Products Inc), 10845900-01 (General Dynamics Mission Systems, Inc.).
Key specifications for C7V181Q-14C: Outlet Location: TOP; Mounting Facility Type and Quantity: 1 BRACKET(S) AND 6 THREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: THREE. 25 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.