The Switch,rotary, cataloged under National Stock Number 5930-00-892-9199, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Comdial Business Communications Corp Repair Dept. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-892-9199 |
| Primary Part Number | A451-3 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Comdial Business Communications Corp Repair Dept |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR |
| Shaft Diameter | 0.500 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| First Flat Length | 0.665 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.673 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION FRONT |
| Individual Section Quantity | 3 |
| Knob Manufacturer Code | 80064 |
| Features Provided | ACTUATOR KNOB |
| Nominal Thread Size | 0.625 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 2.218 INCHES NOMINAL SINGLE ACTUATOR IN |
| Knob Manufacturer Part Number | 9000S6503-73437-37 |
| Nondefinitive Spec/std Data | JS2C16 TYPE |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION FRONT |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL |
| Test Data Document | 80064-9000S6202-73726 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Switch Actuator Positioning Increment | 22.5 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 16 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Flat Height | 0.374 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 16 EACH SECTION FRONT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A451-3 PRIMARY | Comdial Business Communications Corp Repair Dept (USA) |
| Reference | Meaning |
|---|---|
| 9000S6202-73726 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5930-00-892-9199 is a Switch,rotary, manufactured by Comdial Business Communications Corp Repair Dept, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-892-9199 has 1 manufacturer part number on file: A451-3 (Comdial Business Communications Corp Repair Dept).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-022-9716, 7010-01-494-9579. Verify interchangeability with system specifications before substitution.
Key specifications for A451-3: Shaft Type: ROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR; Overall Height: 5.160 INCHES NOMINAL IN; Shaft Diameter: 0.500 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 24 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.