The Switch, cataloged under National Stock Number 5930-01-019-6632, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lucent Technologies Inc Corporate Headquarters. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-019-6632 |
| Primary Part Number | 340721 |
| Item Name | Switch |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 340721 | Telemechanics Inc (USA) |
| 340721 PRIMARY | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 340721 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 340721 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
NSN 5930-01-019-6632 is a Switch, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-019-6632 has 2 manufacturer part numbers on file: 340721 (Telemechanics Inc), 340721 (Lucent Technologies Inc Corporate Headquarters).
1 possible match (shared part number, not a government interchangeability claim): 1620-01-196-8500. Verify interchangeability with system specifications before substitution.
Key specifications for 340721: End Item Identification: TELETYPE PRINTER M-40. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.