The Switch,rotary, cataloged under National Stock Number 5930-00-757-3722, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-757-3722 |
| Primary Part Number | 6-74912-3 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Shaft Type | ROUND, MILLED, SPRING SLIT SINGLE ACTUATOR |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.432 INCHES NOMINAL AT 12:00 OCLOCK IN |
| Terminal Type | WIRE LEAD |
| Overall Diameter | 1.350 INCHES MINIMUM AND 1.410 INCHES MAXIMUM IN |
| First Flat Length | 0.437 INCHES NOMINAL SINGLE ACTUATOR IN |
| Detent Rotational Torque Range | +2.000 TO 3.000 INCH-POUNDS SINGLE ACTUATOR IN |
| Contact Load Current Rating | 200.0 MILLIAMPERES RESISTIVE LOAD AND 500.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 4 SINGLE SECTION REAR |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 1 |
| Nonturn Device Type | SLOTTED BUSHING AT 12:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 1.470 INCHES NOMINAL SINGLE ACTUATOR IN |
| Width Between Flats | 0.175 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Operating Temp Range | -65.0 TO 160.0 FAHRENHEIT DEGF |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Throw Quantity | 3 SINGLE SECTION REAR |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF |
| 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 |
|---|---|
| 6-74912-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6-74912-3 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 7-1934-3 | 5/2 Secondary reference U.S. Government activity |
| 6-74912-3 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5930-00-757-3722 is a Switch,rotary, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-757-3722 has 1 manufacturer part number on file: 6-74912-3 (Northrop Grumman Systems Corporation).
Key specifications for 6-74912-3: Shaft Type: ROUND, MILLED, SPRING SLIT SINGLE ACTUATOR; Shaft Diameter: 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Nonturn Device Radius: 0.432 INCHES NOMINAL AT 12:00 OCLOCK IN. 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.