The Trackball,data Entry, cataloged under National Stock Number 7025-01-413-6838, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Orbit International Corp. Div Orbit Instrument. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-413-6838 |
| Primary Part Number | 55946-2-02 |
| Item Name | Trackball,data Entry |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Orbit International Corp. Div Orbit Instrument |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 5.0 DC |
| Interface Type | RS 422 |
| Features Provided | ELECTROMAGNETIC INTERFERENCE SHIELDING |
| Operating Temp Range | -10.0 TO 65.0 CELSIUS DEGC |
| Unit Design | PANEL MOUNTED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | CC |
| Part Number | Manufacturer |
|---|---|
| 55946-2-02 PRIMARY | Orbit International Corp. Div Orbit Instrument (USA) |
| 4910P9005-1 | L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division (USA) |
| Reference | Meaning |
|---|---|
| 55946-2-02 | 3/9 Design control — primary reference Orbit Instrument of California Inc |
NSN 7025-01-413-6838 is a Trackball,data Entry, manufactured by Orbit International Corp. Div Orbit Instrument, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-413-6838 has 2 manufacturer part numbers on file: 55946-2-02 (Orbit International Corp. Div Orbit Instrument), 4910P9005-1 (L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division).
Key specifications for 55946-2-02: Voltage in Volts and Current Type: 5.0 DC; Interface Type: RS 422; Features Provided: ELECTROMAGNETIC INTERFERENCE SHIELDING; Special Features: THREE INCH BALL TRACKER; RESOLUTION OF 300 PULSES/REVOLUTION. 5 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.