The Fan,circulating, cataloged under National Stock Number 4140-01-221-5895, 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 Emerson Climate Technologies, Inc. Dba Design Services Network. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-221-5895 |
| Primary Part Number | 550-0291-02 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Emerson Climate Technologies, Inc. Dba Design Services Network |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 BRACKET(S) |
| Voltage in Volts and Current Type | 115.0 AC |
| Prime Mover Power Rating | 6.000 WATTS |
| 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 |
|---|---|
| 550-0291-02 | Emerson Climate Technologies, Inc. Dba Design Services Network (USA) |
| FM-4P-NSI | Bayonne Stainless Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 550-0291-02 | 3/9 Design control — primary reference Copeland Corp |
NSN 4140-01-221-5895 is a Fan,circulating, manufactured by Emerson Climate Technologies, Inc. Dba Design Services Network, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-221-5895 has 2 manufacturer part numbers on file: 550-0291-02 (Emerson Climate Technologies, Inc. Dba Design Services Network), FM-4P-NSI (Bayonne Stainless Products Inc).
Key specifications for 550-0291-02: Mounting Facility Type and Quantity: 1 BRACKET(S); Voltage in Volts and Current Type: 115.0 AC; Prime Mover Power Rating: 6.000 WATTS; Prime Mover Type: ELECTRIC MOTOR. 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.