The Control,intercommunication Set, cataloged under National Stock Number 5830-01-337-5021, is classified within Federal Supply Class 5830 (Intercommunication and Public Address Systems, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Talk-a-Phone Co. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5830-01-337-5021 |
| Primary Part Number | K-LR-3W |
| Item Name | Control,intercommunication Set |
| FSC / FSG | 5830 / 58 — Intercommunication and Public Address Systems, Except Airborne |
| Manufacturer | Talk-a-Phone Co |
| Status | ACTIVE |
| Maximum Overall Width | 4.810 INCHES IN |
| Inclosure Type | ENCASED |
| Maximum Overall Length | 7.190 INCHES IN |
| Maximum Overall Height | 2.000 INCHES IN |
| Mounting Method | WALL |
| Power Source | EXTERNAL |
| Terminal Location | BACK |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Material | STEEL CORROSION RESISTING CASE |
| 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 |
|---|---|
| K-LR-3W | Talk-a-Phone Co (USA) |
| Reference | Meaning |
|---|---|
| 00607894500335 | 5/1 Secondary reference Talk-a-Phone Co |
| SCP03529 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5830-01-337-5021 is a Control,intercommunication Set, manufactured by Talk-a-Phone Co, classified under FSC 5830, Intercommunication and Public Address Systems, Except Airborne. Status: active.
NSN 5830-01-337-5021 has 1 manufacturer part number on file: K-LR-3W (Talk-a-Phone Co).
Key specifications for K-LR-3W: Maximum Overall Width: 4.810 INCHES IN; Inclosure Type: ENCASED; Maximum Overall Length: 7.190 INCHES IN; Maximum Overall Height: 2.000 INCHES IN. 9 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.