The Switch,code Indicating Wheel, cataloged under National Stock Number 5930-01-341-7937, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is C & K Components, Llc Div C & K Components. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-341-7937 |
| Primary Part Number | 3-2-21-2-0-0-0-3 |
| Item Name | Switch,code Indicating Wheel |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | C & K Components, Llc Div C & K Components |
| Status | ACTIVE |
| Actuator Type | THUMBWHEEL ALL ACTUATORS |
| Terminal Type | PRINTED CIRCUIT |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR FIRST MOUNTING FACILITY |
| Precious Material | GOLD |
| Contact Load Current Rating | 100.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 100.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | PRINTED CIRCUIT SECOND MOUNTING FACILITY |
| Mounting Method | BRACKET(S) AND SLOT FIRST MOUNTING FACILITY |
| Contact Arrangement Truth Table | BCD, 1 POLE - 10 POSITIONS EACH SECTION |
| Style Designator | RECTANGULAR INLINE INDICATING |
| Longest Vertical Distance Between Mounting Centers | 0.900 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Individual Section Quantity | 2 |
| Readout Indicator Marking | 0,1,2,3,4,5,6,7,8,9 EACH SECTION |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL |
| Color | WHITE EACH INDICATOR MARKING |
| Color | BLACK EACH INDICATOR BACKGROUND |
| Color | BLACK EACH BODY |
| Precious Material and Location | STATOR CONTACT SURFACES GOLD |
| Operating Temp Range | -10.0 TO 65.0 CELSIUS DEGC |
| Switch Actuator Indexing Position Quantity | 10 ALL ACTUATORS |
| Longest Horizontal Distance Between Mounting Centers | 1.280 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Mounting Slot Width | 0.100 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3-2-21-2-0-0-0-3 PRIMARY | C & K Components, Llc Div C & K Components (USA) |
| Reference | Meaning |
|---|---|
| 3-2-21-2-0-0-0-3 | 3/9 Design control — primary reference C and K Components Inc |
NSN 5930-01-341-7937 is a Switch,code Indicating Wheel, manufactured by C & K Components, Llc Div C & K Components, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-341-7937 has 1 manufacturer part number on file: 3-2-21-2-0-0-0-3 (C & K Components, Llc Div C & K Components).
Key specifications for 3-2-21-2-0-0-0-3: Overall Height: 1.560 INCHES NOMINAL IN; Actuator Type: THUMBWHEEL ALL ACTUATORS; Terminal Type: PRINTED CIRCUIT; Mounting Facility Pattern: FOUR POSITION RECTANGULAR FIRST MOUNTING FACILITY. 23 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.
NSN 5930-01-341-7937 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.