The Fan,ventilating, cataloged under National Stock Number 4140-01-385-8478, 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 Ward Leonard Ct Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-385-8478 |
| Primary Part Number | 01-0178 ITEM 23 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Length | 1.430 INCHES NOMINAL IN |
| Housing Inside Diameter | 6.500 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Material | ALUMINUM 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 |
|---|---|
| 01-0178 ITEM 23 PRIMARY | Ward Leonard Ct Llc (USA) |
| 22200059-11 PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 01-0178 ITEM 23 | D/9 Drawing number reference only Ward Leonard Ct Llc |
| 22200059-11 | 3/9 Design control — primary reference Ward Leonard Ct Llc |
NSN 4140-01-385-8478 is a Fan,ventilating, manufactured by Ward Leonard Ct Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-385-8478 has 2 manufacturer part numbers on file: 01-0178 ITEM 23 (Ward Leonard Ct Llc), 22200059-11 (Ward Leonard Ct Llc).
Key specifications for 01-0178 ITEM 23: Length: 1.430 INCHES NOMINAL IN; Housing Inside Diameter: 6.500 INCHES NOMINAL IN; Style Designator: FIXED; Special Features: 11 BLADES EQUALLY SPACED. 4 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.