The Control,intercommunication Set, cataloged under National Stock Number 5831-01-477-6928, is classified within Federal Supply Class 5831 (Intercommunication and Public Address Systems, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5831-01-477-6928 |
| Primary Part Number | L5500331-001 |
| Item Name | Control,intercommunication Set |
| FSC / FSG | 5831 / 58 — Intercommunication and Public Address Systems, Airborne |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Maximum Overall Width | 4.900 INCHES IN |
| Inclosure Type | ENCASED |
| Maximum Overall Length | 21.610 INCHES IN |
| Maximum Overall Height | 7.640 INCHES IN |
| Power Source | EXTERNAL |
| Terminal Location | FRONT END |
| Functional Description | PROVIDES AUDIO INTERFACING BETWEEN AIRCRAFT TRANCEIVER AND THE AIRCRAFT CREW AUDIO PANEL THUS PROVIDING CREW INTERCOMMUNICATIONS CAPABILITY AND COMMUNICATIONS WITH OTHER AIRBORNE OR GROUND EQUIPMENT VIA ON-BOARD TRANSCEIVERS |
| Maximum Voltage Rating in Volts | 30.0 DC |
| Material | ALUMINUM CASE |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | H |
| Part Number | Manufacturer |
|---|---|
| L5500331-001 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| L5500331 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 5831-01-477-6928 is a Control,intercommunication Set, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5831, Intercommunication and Public Address Systems, Airborne. Status: active.
NSN 5831-01-477-6928 has 1 manufacturer part number on file: L5500331-001 (The Boeing Company Div Legacy Am&m).
Key specifications for L5500331-001: Maximum Overall Width: 4.900 INCHES IN; Inclosure Type: ENCASED; Maximum Overall Length: 21.610 INCHES IN; Maximum Overall Height: 7.640 INCHES IN. 10 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 5831-01-477-6928 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.