The Fan,tubeaxial, cataloged under National Stock Number 4140-01-526-6537, 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 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-526-6537 |
| Primary Part Number | 0A80AP-11-1WB |
| 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 | 4 BOLT |
| Length | 37.5 MILLIMETERS MINIMUM AND 38.5 MILLIMETERS MAXIMUM MM |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | OUTWARD |
| Housing Inside Diameter | 71.2 MILLIMETERS MINIMUM AND 71.8 MILLIMETERS MAXIMUM MM |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 12.0 WATTS |
| Style Designator | FIXED |
| Height | 79.5 MILLIMETERS MINIMUM AND 80.5 MILLIMETERS MAXIMUM MM |
| Operating Speed at Rated Capacity in RPM | 3000.0 |
| Width | 79.5 MILLIMETERS MINIMUM AND 80.5 MILLIMETERS MAXIMUM MM |
| Material | ALUMINUM ALLOY HOUSING |
| Material | GLASS AND PLASTIC BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 31.0 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 |
|---|---|
| ORI-0A80AP-11-1WB | Arcade Electronics, Inc. Dba Arcade Electronics Inc (USA) |
| 0A80AP-11-1WB PRIMARY | Knight Electronics, Inc Div Orion Fans (USA) |
| Reference | Meaning |
|---|---|
| ERH678-3731B53 FAN | 5/1 Secondary reference U.S. Government activity |
| 0A80AP-11-1WB | 5/2 Secondary reference U.S. Government activity |
NSN 4140-01-526-6537 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 4140-01-526-6537 has 2 manufacturer part numbers on file: ORI-0A80AP-11-1WB (Arcade Electronics, Inc. Dba Arcade Electronics Inc), 0A80AP-11-1WB (Knight Electronics, Inc Div Orion Fans).
Key specifications for 0A80AP-11-1WB: Mounting Facility Type and Quantity: 4 BOLT; Length: 37.5 MILLIMETERS MINIMUM AND 38.5 MILLIMETERS MAXIMUM MM; Voltage in Volts and Current Type: 115.0 AC; Flow Direction: OUTWARD. 18 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.