The Switch,rotary, cataloged under National Stock Number 5930-00-493-5297, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-493-5297 |
| Primary Part Number | 4953-1 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Contact Switching Action | MAKES BEFORE BREAKS EACH SECTION REAR |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Thread Length | 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Voltage Rating in Volts | 115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD AND 50.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 50.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Pole Quantity | 1 EACH SECTION REAR |
| Throw Quantity | 11 EACH SECTION REAR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Switch Actuator Indexing Position Quantity | 11 SINGLE ACTUATOR |
| Individual Section Quantity | 2 |
| Shaft Length | 0.437 INCHES NOMINAL SINGLE ACTUATOR IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Contact Voltage Rating in Volts | 300.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Contact Load Current Rating | 225.0 MILLIAMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4953-1 | Cts Corp of California Dba Cts Electronics Corp Paso Robles Div Electromechanical Group (USA) |
| 4953-1 | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| 4953-1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 4953-1 | Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA) |
| 264532-F2F | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
NSN 5930-00-493-5297 is a Switch,rotary, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-00-493-5297 has 5 cross-referenced part numbers: 4953-1 (Cts Corp of California Dba Cts Electronics Corp Paso Robles Div Electromechanical Group), 4953-1 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 4953-1 (Lockheed Martin Corporation Div Rms), 4953-1 (Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems), 264532-F2F (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
There are 3 known substitutes for 5930-00-493-5297: 9310-01-037-5559, 3040-01-241-4271, 4920-01-499-5241. Verify interchangeability with system specifications before substitution.
Key specifications for 4953-1: Style Designator: CIRCULAR WAFER, BUSHING MOUNT; Contact Switching Action: MAKES BEFORE BREAKS EACH SECTION REAR; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 27 total characteristics are documented in the Federal Logistics Information System.