The Fan,vaneaxial, cataloged under National Stock Number 4140-01-539-2773, 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 Fm Af, Llc Dba American Fan Company. Government technical data includes 20 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 | 4140-01-539-2773 |
| Primary Part Number | 500706-9190 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 FLANGE AND 30 UNTHREADED HOLE(S) |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 440.0 AC |
| Housing Inside Diameter | 27.125 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 6.000 HORSEPOWER |
| Style Designator | FIXED |
| Material Document and Classification | ASTM A570 ASSN STD SINGLE MATERIAL RESPONSE HOUSING |
| Material Document and Classification | QQ-A-601 (356-T6) FED SPEC SINGLE MATERIAL RESPONSE BLADE |
| Operating Speed at Rated Capacity in RPM | 1800.0 |
| Material | ALUMINUM ALLOY BLADE |
| Material | STEEL HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 10750.0 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 |
|---|---|
| 500706-9190 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| FF-16923 CD FF-18135 REV.M | Fm Af, Llc Dba American Fan Company (USA) |
NSN 4140-01-539-2773 is a Fan,vaneaxial, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-539-2773 has 2 manufacturer part numbers on file: 500706-9190 (Fm Af, Llc Dba American Fan Company), FF-16923 CD FF-18135 REV.M (Fm Af, Llc Dba American Fan Company).
Key specifications for 500706-9190: Mounting Facility Type and Quantity: 2 FLANGE AND 30 UNTHREADED HOLE(S); Phase: THREE; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSED. 20 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.