The Fan Assembly,centrifugal, cataloged under National Stock Number 4140-01-552-5553, 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 Red Dot Corporation Dba Red Dot Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-552-5553 |
| Primary Part Number | RD-4-6212-0P |
| Item Name | Fan Assembly,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Red Dot Corporation Dba Red Dot Corp |
| Status | ACTIVE |
| End Item Name | SCOOP TYPE LOADER |
| 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 |
|---|---|
| RD-4-6212-0P PRIMARY | Red Dot Corporation Dba Red Dot Corp (USA) |
| Reference | Meaning |
|---|---|
| RD-4-6212 | 5/9 Secondary reference Red Dot Corporation Dba Red Dot Corp |
NSN 4140-01-552-5553 is a Fan Assembly,centrifugal, manufactured by Red Dot Corporation Dba Red Dot Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-552-5553 has 1 manufacturer part number on file: RD-4-6212-0P (Red Dot Corporation Dba Red Dot Corp).
Key specifications for RD-4-6212-0P: End Item Name: SCOOP TYPE LOADER; Special Features: DUAL FAN; Part Name Assigned by Controlling Agency: CONDENSER ASSEMBLY; End Item Identification: 3805-01-538-7782 SCOOP TYPE LOADER. 1 specification is 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.