The Switch,rotary, cataloged under National Stock Number 5930-00-489-7637, 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 Janco Corporation Dba Janco Corp Div Mason Controls. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-489-7637 |
| Primary Part Number | 2554-4 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Janco Corporation Dba Janco Corp Div Mason Controls |
| Status | ACTIVE |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Nominal Thread Size | 0.250 INCHES SINGLE MOUNTING FACILITY IN |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Individual Section Quantity | 4 |
| Terminal Type | TAB, SOLDER LUG |
| Shaft Diameter | 0.123 INCHES MINIMUM AND 0.126 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Actuator Indexing Position Quantity | 12 SINGLE ACTUATOR |
| Shaft Flat/slot Angular Location | 15.0 DEGREES FROM CONTACT POSITION 1 SINGLE ACTUATOR |
| Flat Height | 0.097 INCHES MINIMUM AND 0.103 INCHES MAXIMUM SINGLE ACTUATOR IN |
| First Flat Length | 0.120 INCHES MINIMUM SINGLE ACTUATOR IN |
| Thread Length | 0.305 INCHES MINIMUM AND 0.325 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Throw Quantity | 12 SINGLE SECTION REAR |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Nonturn Device Type | PIN AT 3:00 OCLOCK |
| Pole Quantity | 1 SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Shaft Length | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Overall Diameter | 0.688 INCHES MAXIMUM IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.250 INCHES NOMINAL AT 3:00 OCLOCK IN |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Specification/standard Data | 06481-935186 MANUFACTURERS SPECIFICATION CONTROL |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Contact Load Current Rating | 250.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 250.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5930-00-489-7637 is a Switch,rotary, manufactured by Janco Corporation Dba Janco Corp Div Mason Controls, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-00-489-7637 has 2 cross-referenced part numbers: 2554-4 (Janco Corporation Dba Janco Corp Div Mason Controls), 935186-6 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
There are 5 known substitutes for 5930-00-489-7637: 4730-01-057-3287, 2835-01-146-3809, 6685-01-395-1318 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2554-4: Thread Series Designator: UNEF SINGLE MOUNTING FACILITY; Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL; Nominal Thread Size: 0.250 INCHES SINGLE MOUNTING FACILITY IN; Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY. 30 total characteristics are documented in the Federal Logistics Information System.