The Indicator,angle, cataloged under National Stock Number 6320-01-345-5817, is classified within Federal Supply Class 6320 (Shipboard Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Dynalec Corporation. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6320-01-345-5817 |
| Primary Part Number | 4N78N |
| Item Name | Indicator,angle |
| FSC / FSG | 6320 / 63 — Shipboard Alarm and Signal Systems |
| Manufacturer | Dynalec Corporation |
| Status | ACTIVE |
| Phase | THREE |
| AC Voltage Rating | 115.0 VOLTS NOMINAL115.0 VOLTS NOMINAL |
| Current Type | ACAC |
| Scale Range | +0.0 TO 40.0 DEGREES SINGLE INDICATOR SINGLE SCALE |
| Frequency Rating | 60.0 HERTZ NOMINAL60.0 HERTZ NOMINAL |
| Material | ALUMINUM 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 |
|---|---|
| 4N78N PRIMARY | Dynalec Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4N78N | 3/9 Design control — primary reference The Electric Tachometer Corp. |
NSN 6320-01-345-5817 is a Indicator,angle, manufactured by Dynalec Corporation, classified under FSC 6320, Shipboard Alarm and Signal Systems. Status: active.
NSN 6320-01-345-5817 has 1 manufacturer part number on file: 4N78N (Dynalec Corporation).
Key specifications for 4N78N: Phase: THREE; AC Voltage Rating: 115.0 VOLTS NOMINAL115.0 VOLTS NOMINAL; Current Type: ACAC; Scale Range: +0.0 TO 40.0 DEGREES SINGLE INDICATOR SINGLE SCALE. 6 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.