The Fan,tubeaxial, cataloged under National Stock Number 4140-01-695-3597, 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 Rotron Incorporated. 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 | 4140-01-695-3597 |
| Primary Part Number | ML9FL3346SF |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) |
| Voltage in Volts and Current Type | 24.0 DC |
| Flow Direction | OUTWARD |
| Surface Treatment Document and Classification | 595 TT-E-489 TYPE BSSJDAMIL-C-5541 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Height | 6.75 INCHES NOMINAL IN |
| Color | BLACK |
| Surface Treatment | CHEMICAL AND ENAMEL LUSTERLESS OVERALL |
| Width | 5.920 INCHES NOMINAL IN |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Air Flow Rate | 339.0 CUBIC FEET PER MINUTE NOMINAL |
| 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 |
|---|---|
| 011578000 | Thermal Structures, Inc (USA) |
| ML9FL3346SF PRIMARY | Rotron Incorporated (USA) |
NSN 4140-01-695-3597 is a Fan,tubeaxial, manufactured by Rotron Incorporated, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-695-3597 has 2 manufacturer part numbers on file: 011578000 (Thermal Structures, Inc), ML9FL3346SF (Rotron Incorporated).
Key specifications for ML9FL3346SF: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Voltage in Volts and Current Type: 24.0 DC; Flow Direction: OUTWARD; Surface Treatment Document and Classification: 595 TT-E-489 TYPE BSSJDAMIL-C-5541 FED STD SINGLE TREATMENT RESPONSE OVERALL. 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.