The Drive Unit,test Stand, cataloged under National Stock Number 4920-01-187-8134, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 2 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 | 4920-01-187-8134 |
| Primary Part Number | AD31956-1 |
| Item Name | Drive Unit,test Stand |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| FSC Application Data | UNIFIED FUEL CONTROL TEST STAND |
| General Characteristics Item Description | C/O STEPPER MOTOR 1,GEARBOX 1,LEVER 2,COVER ASSY 1,SUPPORT ASSY 1,MOUNTING BRACKET ASSY 1,CONNECTOR CABLE 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AD31956-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 4920-01-187-8134 is a Drive Unit,test Stand, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-187-8134 has 1 manufacturer part number on file: AD31956-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for AD31956-1: FSC Application Data: UNIFIED FUEL CONTROL TEST STAND; General Characteristics Item Description: C/O STEPPER MOTOR 1,GEARBOX 1,LEVER 2,COVER ASSY 1,SUPPORT ASSY 1,MOUNTING BRACKET ASSY 1,CONNECTOR CABLE 1; End Item Identification: 4920011311022,F100PW100/200 ENG AGE.. 2 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.
NSN 4920-01-187-8134 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.