The Test Set,synchro, cataloged under National Stock Number 4920-01-476-0148, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 6 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 | 4920-01-476-0148 |
| Primary Part Number | 2055AS831-01 |
| Item Name | Test Set,synchro |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Length | 24.000 INCHES NOMINAL IN |
| Major Components | ASSET CONTROLLER;PROGRAMMED BACKPLANE CONNECTORS |
| Height | 12.000 INCHES NOMINAL IN |
| Enclosure Feature | MULTIPLE ITEM W/CARRYING CASE |
| Width | 12.000 INCHES NOMINAL IN |
| Test Type for Which Designed | AIRCRAFT OPERATIONAL READINESS |
| 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 |
|---|---|
| 2055AS831-01 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4920-01-476-0148 is a Test Set,synchro, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-476-0148 has 1 manufacturer part number on file: 2055AS831-01 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 2055AS831-01: Length: 24.000 INCHES NOMINAL IN; Major Components: ASSET CONTROLLER;PROGRAMMED BACKPLANE CONNECTORS; Height: 12.000 INCHES NOMINAL IN; Enclosure Feature: MULTIPLE ITEM W/CARRYING CASE. 6 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 4920-01-476-0148 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.