The Telephone Circuit,operator's, cataloged under National Stock Number 5805-00-503-3341, 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 Star Dynamic Corporation Dba Star Dynamic Corp. Government technical data includes 2 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5805-00-503-3341 |
| Primary Part Number | SM-D-361821 |
| Item Name | Telephone Circuit,operator's |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Manufacturer | Star Dynamic Corporation Dba Star Dynamic Corp |
| Status | ACTIVE |
| FSC Application Data | TELETYPE AND TELEGRAPH EQUIP. |
| Mounting Configuration | 4 CAPTIVE MTG SCREWS |
| 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 |
|---|---|
| SM-D-361821 | Star Dynamic Corporation Dba Star Dynamic Corp (USA) |
| TA-221PT | Star Dynamic Corporation Dba Star Dynamic Corp (USA) |
| Reference | Meaning |
|---|---|
| SM-D-361821 | 5/2 Secondary reference U.S. Government activity |
| BA31006 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
| SC-D-84552 | 3/2 Design control — primary reference U.S. Government activity |
| 601006-000 | 5/9 Secondary reference Stromberg-Carlson Corp a Plessey Telecommunications Co |
| 601006-000 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| TA221PT | 5/2 Secondary reference U.S. Government activity |
| SCDL84551 | 5/2 Secondary reference U.S. Government activity |
NSN 5805-00-503-3341 is a Telephone Circuit,operator's, manufactured by Star Dynamic Corporation Dba Star Dynamic Corp, classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
NSN 5805-00-503-3341 has 2 manufacturer part numbers on file: SM-D-361821 (Star Dynamic Corporation Dba Star Dynamic Corp), TA-221PT (Star Dynamic Corporation Dba Star Dynamic Corp).
1 possible match (shared part number, not a government interchangeability claim): 4730-00-978-5216. Verify interchangeability with system specifications before substitution.
Key specifications for SM-D-361821: Overall Height: 4.370 INCHES NOMINAL IN; FSC Application Data: TELETYPE AND TELEGRAPH EQUIP.; Overall Length: 6.712 INCHES NOMINAL IN; Overall Width: 4.411 INCHES NOMINAL IN. 2 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.