The Switch,rotary, cataloged under National Stock Number 5930-01-062-2485, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallco, Inc. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-062-2485 |
| Primary Part Number | 211DM21 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Shallco, Inc |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.531 INCHES NOMINAL AT 12:00 OCLOCK IN |
| Terminal Type | PIN |
| Mounting Facility Pattern | TWO POSITION IN-LINE SECOND MOUNTING FACILITY |
| Detent Rotational Torque Range | +1.000 TO 50.000 INCH-POUNDS SINGLE ACTUATOR IN |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING FIRST MOUNTING FACILITY |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) SECOND MOUNTING FACILITY |
| Thread Length | 0.375 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION REAR |
| Style Designator | SQUARE WAFER, PANEL MOUNT |
| Switch Actuator Momentary Position | CLOCKWISE AND COUNTERCLOCKWISE SINGLE ACTUATOR |
| Individual Section Quantity | 2 |
| Nonturn Device Type | TAB AT 12:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES FIRST MOUNTING FACILITY IN |
| Nominal Thread Size | 0.164 INCHES SECOND MOUNTING FACILITY IN |
| Shaft Length | 0.563 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | MAKES BEFORE BREAKS EACH SECTION REAR |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| 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 |
| 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 |
|---|---|
| 211DM21 PRIMARY | Shallco, Inc (USA) |
| Reference | Meaning |
|---|---|
| 211MD21 | C/1 Advisory reference — outside the item-of-supply concept Shallco, Inc |
| 211DM21 | C/1 Advisory reference — outside the item-of-supply concept Meggitt (new Hampshire), Inc |
NSN 5930-01-062-2485 is a Switch,rotary, manufactured by Shallco, Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-062-2485 has 1 manufacturer part number on file: 211DM21 (Shallco, Inc).
Key specifications for 211DM21: Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 2.250 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 26 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.