The Switch,rotary, cataloged under National Stock Number 5930-00-955-9847, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-955-9847 |
| Primary Part Number | 2181743-1 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| First Flat Length | 0.740 INCHES NOMINAL SECOND ACTUATOR IN |
| Flat Height | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SECOND ACTUATOR IN |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY |
| Shaft Length | 0.800 INCHES NOMINAL SECOND ACTUATOR IN |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SECOND ACTUATOR IN |
| Overall Diameter | 2.370 INCHES NOMINAL IN |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Type | ROUND, HOLLOWED FIRST ACTUATOR |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Shaft Length | 0.250 INCHES NOMINAL FIRST ACTUATOR IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Throw Quantity | 4 SINGLE SECTION FRONT |
| Longest Horizontal Distance Between Mounting Centers | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 SINGLE SECTION FRONT |
| Operating Temp Range | -75.0 TO 122.0 CELSIUS DEGC |
| Hazardous Locations/environmental Protection | FUNGUS RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Longest Vertical Distance Between Mounting Centers | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Series Designator | UNF SINGLE MOUNTING FACILITY |
| Contact Switching Action | BREAKS BEFORE MAKES THIRD SECTION FRONT |
| Shaft Type | ROUND, FLATTED SECOND ACTUATOR |
| Contact Switching Action | MAKES BEFORE BREAKS FIRST SECTION FRONT |
| Individual Section Quantity | 4 |
| Shaft Diameter | 0.468 INCHES NOMINAL FIRST ACTUATOR IN |
| Contact Load Current Rating | 6.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Switching Action | BREAKS BEFORE MAKES FOURTH SECTION FRONT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5930-00-955-9847 is a Switch,rotary, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-00-955-9847 has 3 cross-referenced part numbers: 2181743-1 (Lockheed Martin Corporation Div Rms), 1441 (Janco Corporation Dba Janco Corp Div Mason Controls), 2181743-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin).
There are 12 known substitutes for 5930-00-955-9847: 5910-00-081-1041, 2520-00-149-7480, 5331-00-257-3605 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2181743-1: Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL; First Flat Length: 0.740 INCHES NOMINAL SECOND ACTUATOR IN; Flat Height: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SECOND ACTUATOR IN; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY. 30 total characteristics are documented in the Federal Logistics Information System.