The Fan,centrifugal, cataloged under National Stock Number 4140-01-686-4622, 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 Dynatron Corp. Government technical data includes 2 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 | 4140-01-686-4622 |
| Primary Part Number | R14 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Dynatron Corp |
| Status | ACTIVE |
| Shaft Bearing Type | BALL |
| Material | COPPER OVERALL |
| 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 |
|---|---|
| R14 PRIMARY | Dynatron Corp (USA) |
NSN 4140-01-686-4622 is a Fan,centrifugal, manufactured by Dynatron Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-686-4622 has 1 manufacturer part number on file: R14 (Dynatron Corp).
Key specifications for R14: Shaft Bearing Type: BALL; Special Features: RATED VOLTAGE: 12 VOLTS; Part Name Assigned by Controlling Agency: PULSE WIDTH MODULATION FAN; Material: COPPER OVERALL. 2 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.