The Fan,ventilating, cataloged under National Stock Number 4140-01-623-0064, 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 Fl Centek Industries Inc Dba Delta T Systems. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-623-0064 |
| Primary Part Number | 500-304121 IP |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fl Centek Industries Inc Dba Delta T Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 BRACKET(S) |
| Length | 9.650 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 12.0 DC |
| Width | 4.430 INCHES NOMINAL IN |
| Material | PLASTIC HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| 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 |
|---|---|
| 500-304121 IP PRIMARY | Fl Centek Industries Inc Dba Delta T Systems (USA) |
| Reference | Meaning |
|---|---|
| 500-304121 IP | 5/9 Secondary reference Fl Centek Industries Inc Dba Delta T Systems |
NSN 4140-01-623-0064 is a Fan,ventilating, manufactured by Fl Centek Industries Inc Dba Delta T Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-623-0064 has 1 manufacturer part number on file: 500-304121 IP (Fl Centek Industries Inc Dba Delta T Systems).
Key specifications for 500-304121 IP: Mounting Facility Type and Quantity: 1 BRACKET(S); Length: 9.650 INCHES NOMINAL IN; Voltage in Volts and Current Type: 12.0 DC; Special Features: 4 INCH LIL CHAMP; ULTRA SLIM IN. 6 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.