The Amplifier-Modulator Group, cataloged under National Stock Number 5845-01-579-9531, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Radio Design Labs. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-01-579-9531 |
| Primary Part Number | ST-PA6 |
| Item Name | Amplifier-Modulator Group |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Radio Design Labs |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5845-01-579-9531 is a Amplifier-Modulator Group, manufactured by Radio Design Labs, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-579-9531 has 3 manufacturer part numbers on file: 40090018 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), ST-PA6 (Radio Design Labs), ST-PA6 (Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division).
Key specifications for ST-PA6: Part Name Assigned by Controlling Agency: AMPLIFIER, AUDIO, 6W W; End Item Identification: TORPEDO DEFENSE CONTROLLER MK33 MOD1. 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 5845-01-579-9531 has DEMIL Code D. 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.