The Fan,tubeaxial, cataloged under National Stock Number 4140-01-568-7240, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-568-7240 |
| Primary Part Number | OD127AP-12LTB |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Knight Electronics, Inc Div Orion Fans |
| Status | ACTIVE |
| Inclosure Type | PARTIALLY INCLOSED |
| Length | 127.0 MILLIMETERS NOMINAL MM |
| Voltage in Volts and Current Type | 12.0 DC |
| Housing Inside Diameter | 113.0 MILLIMETERS NOMINAL MM |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Height | 38.0 MILLIMETERS NOMINAL MM |
| Operating Speed at Rated Capacity in RPM | 2000.0 |
| Width | 127.0 MILLIMETERS NOMINAL MM |
| Prime Mover Type | ELECTRIC MOTOR |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| 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 |
|---|---|
| OD127AP-12LTB PRIMARY | Knight Electronics, Inc Div Orion Fans (USA) |
| Reference | Meaning |
|---|---|
| OD127AP-12LTB | 5/9 Secondary reference Bisco Industries Inc |
NSN 4140-01-568-7240 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 4140-01-568-7240 has 1 manufacturer part number on file: OD127AP-12LTB (Knight Electronics, Inc Div Orion Fans).
Key specifications for OD127AP-12LTB: Inclosure Type: PARTIALLY INCLOSED; Length: 127.0 MILLIMETERS NOMINAL MM; Voltage in Volts and Current Type: 12.0 DC; Housing Inside Diameter: 113.0 MILLIMETERS NOMINAL MM. 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.