The Fan,ventilating, cataloged under National Stock Number 4140-01-628-6686, 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 Rittal Corp. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-628-6686 |
| Primary Part Number | 3239124 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Rittal Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 BRACKET(S) |
| Length | 4.50 INCHES NOMINAL IN |
| Flow Direction | REVERSIBLE |
| Housing Inside Diameter | 7.0 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Features Provided | LOUVER AND AIR FILTER |
| Height | 8.0 INCHES NOMINAL IN |
| Width | 8.0 INCHES NOMINAL IN |
| Material | STEEL BLADE |
| Rotation Direction for Which Designed | CLOCKWISE |
| Air Flow Rate | 71.0 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 |
|---|---|
| 3239124 PRIMARY | Rittal Corp (USA) |
NSN 4140-01-628-6686 is a Fan,ventilating, manufactured by Rittal Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-628-6686 has 1 manufacturer part number on file: 3239124 (Rittal Corp).
Key specifications for 3239124: Mounting Facility Type and Quantity: 1 BRACKET(S); Length: 4.50 INCHES NOMINAL IN; Flow Direction: REVERSIBLE; Housing Inside Diameter: 7.0 INCHES NOMINAL IN. 12 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.