The Fan,circulating, cataloged under National Stock Number 4140-01-274-0423, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-274-0423 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Inclosure Type | PARTIALLY INCLOSED |
| Length | 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Height | 4.660 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN |
| Operating Speed at Rated Capacity in RPM | 3200.0 |
| Width | 4.660 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN |
| 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 |
| Reference | Meaning |
|---|---|
| 020353000 | 3/2 Design control — primary reference U.S. Government activity |
| 2673213-P4 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 2673213-P4 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 4140-01-274-0423 is a Fan,circulating, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-274-0423: Inclosure Type: PARTIALLY INCLOSED; Length: 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN; Drive Type: DIRECT; Style Designator: FIXED. 8 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.