The Fan,circulating, cataloged under National Stock Number 4140-01-677-2905, 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 Canarm Inc. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-677-2905 |
| Primary Part Number | P16-4 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Canarm Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PANEL |
| Phase | SINGLE |
| Length | 21.25 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 230.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 250.0 WATTS |
| Style Designator | FIXED |
| Diameter | 16.0 INCHES NOMINAL IN |
| Height | 21.25 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1725.0 |
| Environmental Protection | EXPLOSION PROOF |
| Material | STEEL HOUSING |
| Material | ALUMINUM BLADE |
| 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 |
NSN 4140-01-677-2905 is a Fan,circulating, manufactured by Canarm Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-677-2905 has 2 manufacturer part numbers on file: 29NV32 (W.w. Grainger, Inc. Div Government Sales Division), P16-4 (Canarm Inc).
Key specifications for P16-4: Mounting Facility Type and Quantity: 1 PANEL; Phase: SINGLE; Length: 21.25 INCHES NOMINAL IN; Voltage in Volts and Current Type: 230.0 AC. 15 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.