The Converter,telegraph-Telephone Si, cataloged under National Stock Number 5805-00-263-3326, is classified within Federal Supply Class 5805 (Telephone and Telegraph Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5805-00-263-3326 |
| Primary Part Number | TA-182/U |
| Item Name | Converter,telegraph-Telephone Si |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Phase | SINGLE FIRST OPERATING POWER RQMT |
| Received Line Signal Frequency Rating | 1.2 KILOHERTZ MINIMUM AND 1.6 KILOHERTZ MAXIMUM |
| AC Voltage Rating | 115.0 VOLTS NOMINAL FIRST OPERATING POWER RQMT |
| Switchboard Side Current Type | AC |
| Signal Type | RING DOWN |
| Transmitted Line Signal Frequency Rating | 1.2 KILOHERTZ MINIMUM AND 1.6 KILOHERTZ MAXIMUM |
| Joint Electronics Type Designation System Item Type Number | TA-182/U AND TA-182/ //U |
| Transmitted Switchboard Signal Frequency Rating | 20.0 HERTZ NOMINAL |
| Received Switchboard Signal Frequency Rating | 20.0 HERTZ NOMINAL |
| Joint Electronics Type Designation System Item Name | TELEGRAPH-TELEPHONE SIGNAL CONVERTER |
| Electrical Power Source Relationship | OPERATING |
| Communication Circuit Quantity | 1 |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM FIRST OPERATING POWER RQMT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TA-182/U PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| 188404-2 | 5/9 Secondary reference Edo |
| TA-182/U | 5/2 Secondary reference U.S. Government activity |
| TA-182/U | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
| 188404-1 | 5/9 Secondary reference Edo |
NSN 5805-00-263-3326 is a Converter,telegraph-Telephone Si, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
NSN 5805-00-263-3326 has 1 manufacturer part number on file: TA-182/U (L3harris Technologies, Inc. Dba Harris Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2920-00-362-2851. Verify interchangeability with system specifications before substitution.
Key specifications for TA-182/U: Overall Height: 10.500 INCHES NOMINAL IN; Phase: SINGLE FIRST OPERATING POWER RQMT; Received Line Signal Frequency Rating: 1.2 KILOHERTZ MINIMUM AND 1.6 KILOHERTZ MAXIMUM; AC Voltage Rating: 115.0 VOLTS NOMINAL FIRST OPERATING POWER RQMT. 13 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.