The Switch,rotary, cataloged under National Stock Number 5930-00-890-9299, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Measuray Corp. Government technical data includes 27 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-890-9299 |
| Primary Part Number | RS40-27381 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Measuray Corp |
| Status | ACTIVE |
| Shaft Type | ROUND, SQUARE SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | THREE POSITION CIRCULAR SECOND MOUNTING FACILITY |
| First Flat Length | 0.312 INCHES NOMINAL SINGLE ACTUATOR IN |
| Detent Rotational Torque Range | +75.000 TO 85.000 INCH-OUNCES SINGLE ACTUATOR IN |
| Mounting Facility Circle Radius | 1.468 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Precious Material | GOLD |
| Contact Load Current Rating | 125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING FIRST MOUNTING FACILITY |
| Mounting Method | THREADED HOLE(S) SECOND MOUNTING FACILITY |
| Thread Length | 0.656 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Style Designator | RECTANGULAR PANEL MOUNT |
| Individual Section Quantity | 8 |
| Square Shaft Size | 0.218 INCHES NOMINAL SINGLE ACTUATOR IN |
| Nominal Thread Size | 0.375 INCHES FIRST MOUNTING FACILITY IN |
| Nominal Thread Size | 0.164 INCHES SECOND MOUNTING FACILITY IN |
| Shaft Length | 0.624 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Precious Material and Location | CONTACTS GOLD |
| Thread Class | 2A FIRST MOUNTING FACILITY A |
| Thread Class | 2B SECOND MOUNTING FACILITY |
| Switch Actuator Positioning Increment | 15.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 32 SECOND MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 24 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY |
| 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 |
|---|---|
| RS40-27381 PRIMARY | Measuray Corp (USA) |
| Reference | Meaning |
|---|---|
| RS40-27381 | 5/9 Secondary reference U.S. Government activity |
| 10232905 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| RS40-27381 | 5/9 Secondary reference Chicago Dynamic Industris Inc Precision Products Div |
NSN 5930-00-890-9299 is a Switch,rotary, manufactured by Measuray Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-890-9299 has 1 manufacturer part number on file: RS40-27381 (Measuray Corp).
Key specifications for RS40-27381: Shaft Type: ROUND, SQUARE SINGLE ACTUATOR; Overall Height: 3.983 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL. 27 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.