The Fan,circulating, cataloged under National Stock Number 4140-01-303-8271, 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 Maradyne Corporation. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-303-8271 |
| Primary Part Number | 3301-24V |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Maradyne Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PEDESTAL AND 4 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Inclosure Type | FULLY INCLOSED |
| Length | 4.880 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 24.0 DC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Surface Treatment | PAINT OVERALL |
| Material | ALUMINUM OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Electrical Connection Type | WIRE LEAD AND TERMINAL |
| 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 |
|---|---|
| 3301-24V PRIMARY | Maradyne Corporation (USA) |
| Reference | Meaning |
|---|---|
| 330124 | D/9 Drawing number reference only Maradyne Corporation |
NSN 4140-01-303-8271 is a Fan,circulating, manufactured by Maradyne Corporation, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-303-8271 has 1 manufacturer part number on file: 3301-24V (Maradyne Corporation).
Key specifications for 3301-24V: Mounting Facility Type and Quantity: 1 PEDESTAL AND 4 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Inclosure Type: FULLY INCLOSED; Length: 4.880 INCHES NOMINAL IN. 13 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.