The Fan,ventilating, cataloged under National Stock Number 4140-01-697-3189, 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 11 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 | 4140-01-697-3189 |
| Primary Part Number | OD172SAP-12MBIP68 |
| Item Name | Fan,ventilating |
| 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 UNTHREADED HOLE(S) |
| Length | 0.5 INCHES NOMINAL IN |
| Flow Direction | OUTWARD |
| Housing Inside Diameter | 5.25 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Height | 5.91 INCHES NOMINAL IN |
| Width | 6.77 INCHES NOMINAL IN |
| Material | PLASTIC BLADE |
| Material | ALUMINUM HOUSING |
| Rotation Direction for Which Designed | CLOCKWISE |
| Air Flow Rate | 180.0 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 |
|---|---|
| OD172SAP-12MBIP68 PRIMARY | Knight Electronics, Inc Div Orion Fans (USA) |
NSN 4140-01-697-3189 is a Fan,ventilating, manufactured by Knight Electronics, Inc Div Orion Fans, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-697-3189 has 1 manufacturer part number on file: OD172SAP-12MBIP68 (Knight Electronics, Inc Div Orion Fans).
Key specifications for OD172SAP-12MBIP68: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Length: 0.5 INCHES NOMINAL IN; Flow Direction: OUTWARD; Housing Inside Diameter: 5.25 INCHES NOMINAL IN. 11 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.