The Fan,tubeaxial, cataloged under National Stock Number 4140-01-644-6211, 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 Southern Fastener Company, Inc. Dba Sofasco. Government technical data includes 12 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 | 4140-01-644-6211 |
| Primary Part Number | A17051V1LBT-S-RD |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Southern Fastener Company, Inc. Dba Sofasco |
| Status | ACTIVE |
| Shaft Bearing Type | BALL |
| Voltage in Volts and Current Type | 115.0 AC |
| Housing Inside Diameter | 6.700 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Diameter | 6.700 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1400.0 AND 1690.0 |
| Width | 2.000 INCHES NOMINAL IN |
| Material | PLASTIC BLADE |
| Material | ALUMINUM HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| 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 |
|---|---|
| 4305202 | Northrop Grumman Systems Corporation (USA) |
| A17051V1LBT-S-RD PRIMARY | Southern Fastener Company, Inc. Dba Sofasco (USA) |
NSN 4140-01-644-6211 is a Fan,tubeaxial, manufactured by Southern Fastener Company, Inc. Dba Sofasco, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-644-6211 has 2 manufacturer part numbers on file: 4305202 (Northrop Grumman Systems Corporation), A17051V1LBT-S-RD (Southern Fastener Company, Inc. Dba Sofasco).
Key specifications for A17051V1LBT-S-RD: Shaft Bearing Type: BALL; Voltage in Volts and Current Type: 115.0 AC; Housing Inside Diameter: 6.700 INCHES NOMINAL IN; Drive Type: DIRECT. 12 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.