The Fan,ventilating, cataloged under National Stock Number 4140-01-564-8770, 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 Microflect Co. Inc. Dba Valmont/microflect. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-564-8770 |
| Primary Part Number | 59-SCD-B82960 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Microflect Co. Inc. Dba Valmont/microflect |
| Status | ACTIVE |
| 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 |
|---|---|
| 59-SCD-B82960 PRIMARY | Microflect Co. Inc. Dba Valmont/microflect (USA) |
NSN 4140-01-564-8770 is a Fan,ventilating, manufactured by Microflect Co. Inc. Dba Valmont/microflect, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-564-8770 has 1 manufacturer part number on file: 59-SCD-B82960 (Microflect Co. Inc. Dba Valmont/microflect).
1 possible match (shared part number, not a government interchangeability claim): 4140-01-567-4640. Verify interchangeability with system specifications before substitution.
Key specifications for 59-SCD-B82960: Special Features: FAN ASSEMBLY, VENTILATION, 4000 CFM USED ON RADAR DATA ACQUISITION GROUP; End Item Identification: NEXT GENERATION RADAR (NEXRAD). 0 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.