The Switch,rotary, cataloged under National Stock Number 5930-00-548-7942, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 22 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-548-7942 |
| Primary Part Number | 20SR4S3 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Individual Section Quantity | 8 |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION FRONT |
| Unthreaded Mounting Hole Diameter | 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Load Current Rating | 200.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Contact Load Current Rating | 200.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Longest Horizontal Distance Between Mounting Centers | 8.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Longest Vertical Distance Between Mounting Centers | 3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type | TAB W/SCREW |
| Contact Voltage Rating in Volts | 500.0 AC AT SEA LEVEL |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Features Provided | METALLIC INCLOSURE |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Contact Voltage Rating in Volts | 250.0 DC AT SEA LEVEL |
| Shaft Diameter | 0.625 INCHES NOMINAL SINGLE ACTUATOR IN |
| Shaft Length | 2.000 INCHES NOMINAL SINGLE ACTUATOR IN |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Mounting Method | BASE SINGLE MOUNTING FACILITY |
| Test Data Document | 81349-MIL-S-15291 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Nondefinitive Spec/std Data | 20SR CLASS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20SR4S3 | Naval Inventory Control Point Mechanicsburg (USA) |
| MILS15291 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 81259B | Cooper Industries Inc Cooper Distribution Equipment Div (USA) |
| 20SR4S3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 9000S6202-74224 | Naval Ship Systems Command (USA) |
NSN 5930-00-548-7942 is a Switch,rotary, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5930 (No Item Name Available). Status: active.
NSN 5930-00-548-7942 has 5 cross-referenced part numbers: 20SR4S3 (Naval Inventory Control Point Mechanicsburg), MILS15291 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 81259B (Cooper Industries Inc Cooper Distribution Equipment Div), 20SR4S3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 9000S6202-74224 (Naval Ship Systems Command).
There are 4 known substitutes for 5930-00-548-7942: 5930-00-548-7938, 5930-00-548-7940, 5930-00-548-7944 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20SR4S3: Overall Width: 6.750 INCHES NOMINAL IN; Individual Section Quantity: 8; Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION FRONT; Unthreaded Mounting Hole Diameter: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 24 total characteristics are documented in the Federal Logistics Information System.