The Fan,centrifugal, cataloged under National Stock Number 4140-00-671-0780, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 28 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-671-0780 |
| Primary Part Number | 1506212 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 1.750 INCHES NOMINAL IN |
| Length | 4.470 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.060 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Features Provided | NONSPARKING |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Discharge Direction | VERTICAL UP |
| Outlet Inside Width | 1.469 INCHES NOMINAL IN |
| Height | 4.120 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 9500.0 |
| Surface Treatment | ZINC HOUSING INSIDE |
| Surface Treatment | CADMIUM BLADE |
| Surface Treatment | ENAMEL HOUSING OUTSIDE |
| Material | STEEL OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 42.0 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 |
|---|---|
| 1506212 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| A0-18600 | 3/2 Design control — primary reference U.S. Government activity |
| DRFR-QS2501CCW-162DF | 5/1 Secondary reference U.S. Government activity |
| DRFRQS250ICCWI62DS | 5/9 Secondary reference U.S. Government activity |
NSN 4140-00-671-0780 is a Fan,centrifugal, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-671-0780 has 1 manufacturer part number on file: 1506212 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 1506212: Outlet Location: TOP; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: SINGLE. 28 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.