The Test Set,indicator, cataloged under National Stock Number 4920-00-472-1748, 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 The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-472-1748 |
| Primary Part Number | 68D230023-1001 |
| Item Name | Test Set,indicator |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Length | 12.000 INCHES NOMINAL IN |
| Supplementary Features | COMPANY NAME-CONTROL PROXIMITY SWITCH |
| Reference Data and Literature | SERD 0697; TO 33D-1-104 |
| Height | 8.000 INCHES NOMINAL IN |
| Functional Description | USE TO EXTERNALLY CONTROL THE POSITION OF THE LANDING GEAR PROXIMITY SWITCHES (WEIGHT ON WHEELS) TO FACILITATE MAINTENANCE OF ACFT SYSTEMS INHIBITED BY THESE SWITCHES |
| Enclosure Feature | SINGLE ITEM W/CARRYING CASE |
| Width | 7.500 INCHES NOMINAL IN |
| Test Type for Which Designed | PROXIMITY SWITCHES |
| 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 |
|---|---|
| CD23A1521-2 | The Boeing Company Div Defense (USA) |
| 68D230023-1001 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4920-00-472-1748 is a Test Set,indicator, manufactured by The Boeing Company Div Defense, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-472-1748 has 2 manufacturer part numbers on file: CD23A1521-2 (The Boeing Company Div Defense), 68D230023-1001 (The Boeing Company Div Defense).
Key specifications for 68D230023-1001: Length: 12.000 INCHES NOMINAL IN; Supplementary Features: COMPANY NAME-CONTROL PROXIMITY SWITCH; Reference Data and Literature: SERD 0697; TO 33D-1-104; Height: 8.000 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 4920-00-472-1748 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.