The Switch,rotary, cataloged under National Stock Number 5930-00-243-6315, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems. Government technical data includes 29 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-243-6315 |
| Primary Part Number | 34049 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 1.160 INCHES NOMINAL IN |
| First Flat Length | 0.440 INCHES NOMINAL SINGLE ACTUATOR IN |
| Rotor Through Connection Quantity | 1 EACH SECTION |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 3.0 AMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.440 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION FRONT |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 2 |
| Nonturn Device Type | SLOTTED BUSHING AT 6:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.990 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 2 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Shaft Flat/slot Angular Location | 180.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR |
| Flat Height | 0.210 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 2 EACH SECTION REAR |
| Hazardous Locations/environmental Protection | WATERTIGHT |
| 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 |
|---|---|
| 34049 PRIMARY | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems (USA) |
NSN 5930-00-243-6315 is a Switch,rotary, manufactured by Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-243-6315 has 1 manufacturer part number on file: 34049 (Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems).
2 possible matches (shared part number, not a government interchangeability claim): 2940-01-023-6838, 3040-01-433-8174. Verify interchangeability with system specifications before substitution.
Key specifications for 34049: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 29 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.