The Fan,vaneaxial, cataloged under National Stock Number 4140-01-064-1668, 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 Hensoldt Sensors Gmbh Div Seps. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-064-1668 |
| Primary Part Number | 63-054901-01 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Hensoldt Sensors Gmbh Div Seps |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 3 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 400.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 1.470 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 200.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.022 HORSEPOWER |
| Style Designator | FIXED |
| Operating Speed at Rated Capacity in RPM | 11500.0 |
| Surface Treatment | ENAMEL OVERALL |
| Material | ALUMINUM OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 32.0 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 |
|---|---|
| 63-054901-01 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| Reference | Meaning |
|---|---|
| 63-054901-01 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| 63-054901-01 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| 033215 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-064-1668 is a Fan,vaneaxial, manufactured by Hensoldt Sensors Gmbh Div Seps, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-064-1668 has 1 manufacturer part number on file: 63-054901-01 (Hensoldt Sensors Gmbh Div Seps).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-486-1952. Verify interchangeability with system specifications before substitution.
Key specifications for 63-054901-01: Mounting Facility Type and Quantity: 1 FLANGE AND 3 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: THREE; Frequency in Hertz: 400.0. 20 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.