The Fan,tubeaxial, cataloged under National Stock Number 4140-01-720-6894, 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 Knight Electronics, Inc Div Orion Fans. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-720-6894 |
| Primary Part Number | OA109AP-11-1TBXC |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Knight Electronics, Inc Div Orion Fans |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) |
| Frequency in Hertz | 50.0 AND 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 1.500 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 120.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 20.0 WATTS AND 21.0 WATTS |
| Style Designator | FIXED |
| Ambient Temp at Full Rated Power | -10.0 CELSIUS AND 65.0 CELSIUS DEGC |
| Height | 4.200 INCHES MINIMUM AND 5.200 INCHES MAXIMUM IN |
| Operating Speed at Rated Capacity in RPM | 2800.0 AND 3300.0 |
| Color | BLACK |
| Width | 4.200 INCHES MINIMUM AND 5.200 INCHES MAXIMUM IN |
| Material | ALUMINUM HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 131.0 CUBIC FEET PER MINUTE MAXIMUM |
| 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 |
|---|---|
| OA109AP-11-1TBXC PRIMARY | Knight Electronics, Inc Div Orion Fans (USA) |
NSN 4140-01-720-6894 is a Fan,tubeaxial, manufactured by Knight Electronics, Inc Div Orion Fans, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-720-6894 has 1 manufacturer part number on file: OA109AP-11-1TBXC (Knight Electronics, Inc Div Orion Fans).
Key specifications for OA109AP-11-1TBXC: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Frequency in Hertz: 50.0 AND 60.0; Inclosure Type: FULLY INCLOSED; Length: 1.500 INCHES NOMINAL IN. 21 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.