The Test Station,gyro, cataloged under National Stock Number 4920-00-474-1005, 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 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-00-474-1005 |
| Primary Part Number | 13A0850 |
| Item Name | Test Station,gyro |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Unpackaged Unit Length | 12.000 INCHES NOMINAL IN |
| Reference Data and Literature | 33D3-6-30-1; 33D3-6-30-3 |
| Unpackaged Unit Width | 26.000 INCHES NOMINAL IN |
| Unpackaged Unit Height | 20.000 INCHES NOMINAL IN |
| Functional Classification | AA-9.4 |
| Entry Date | 80-10-01 |
| Functional Description | USED FOR OPERATIONAL AND FUNCTIONAL CHECK OF THE GYRO SERVO AMPLIFIER,ATTITUDE AND DIRECTION INDICATOR |
| Type/model Designation | 13A0850 |
| 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 |
|---|---|
| 13A0850 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 13A0850 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 4920-00-474-1005 is a Test Station,gyro, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-474-1005 has 1 manufacturer part number on file: 13A0850 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 13A0850: Unpackaged Unit Length: 12.000 INCHES NOMINAL IN; Reference Data and Literature: 33D3-6-30-1; 33D3-6-30-3; Unpackaged Unit Width: 26.000 INCHES NOMINAL IN; Unpackaged Unit Height: 20.000 INCHES NOMINAL IN. 8 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 4920-00-474-1005 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.