The Trackball,data Entry, cataloged under National Stock Number 5895-01-334-2141, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Telephonics Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-01-334-2141 |
| Primary Part Number | 517449-1 |
| Item Name | Trackball,data Entry |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Telephonics Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Part Number | Manufacturer |
|---|---|
| 517449-1 PRIMARY | Telephonics Corporation (USA) |
NSN 5895-01-334-2141 is a Trackball,data Entry, manufactured by Telephonics Corporation, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-334-2141 has 1 manufacturer part number on file: 517449-1 (Telephonics Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-355-2588. Verify interchangeability with system specifications before substitution.
Key specifications for 517449-1: Overall Height: 3.190 INCHES NOMINAL IN; Overall Length: 11.625 INCHES NOMINAL IN; Overall Width: 5.500 INCHES NOMINAL IN; Special Features: INCLOSURE TYPE-PARTIALLY INCLOSED;POWER SOURCE-EXTERNAL. 0 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 5895-01-334-2141 has DEMIL Code B. 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.