The Fan,centrifugal, cataloged under National Stock Number 4140-01-575-8250, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-575-8250 |
| Primary Part Number | OD1238PT-48M |
| Item Name | Fan,centrifugal |
| 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) |
| Shaft Bearing Type | BALL |
| Drive Type | DIRECT |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| OD1238PT-48M PRIMARY | Knight Electronics, Inc Div Orion Fans (USA) |
| Reference | Meaning |
|---|---|
| OD1238PT-48M | 5/9 Secondary reference Allied Electronics |
NSN 4140-01-575-8250 is a Fan,centrifugal, manufactured by Knight Electronics, Inc Div Orion Fans, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-575-8250 has 1 manufacturer part number on file: OD1238PT-48M (Knight Electronics, Inc Div Orion Fans).
Key specifications for OD1238PT-48M: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Shaft Bearing Type: BALL; Drive Type: DIRECT; Special Features: THE MOTOR IS 48 VOLT DC. THE TEMP RANGE IS -20 DEGREES CELCIUS TO 75 DEGREES CELCIUS.. 4 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.