| MRC | Criteria | Characteristic |
|---|
| AAJD | THREAD CLASS | 2B SINGLE MOUNTING FACILITY |
| ABFE | HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | DUSTPROOF |
| ABHP | OVERALL LENGTH | 9.250 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 4.125 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 4.375 INCHES NOMINAL |
| ABNB | FIRST FLAT LENGTH | 0.250 INCHES NOMINAL SINGLE ACTUATOR |
| ABWV | SHAFT DIAMETER | 0.375 INCHES NOMINAL SINGLE ACTUATOR |
| ABXF | SHAFT LENGTH | 1.125 INCHES NOMINAL SINGLE ACTUATOR |
| AFBH | INDIVIDUAL SECTION QUANTITY | 19 |
| AFCQ | KNOB MANUFACTURER CODE | 82121 |
| AFCY | KNOB MANUFACTURER PART NUMBER | B |
| AJZE | SWITCH CONTACT BASIC DESIGN | NONPILE-UP SYMMETRICAL |
| AKPX | POLE QUANTITY | 1 EACH SECTION FRONT |
| AKPY | THROW QUANTITY | 4 EACH SECTION FRONT |
| ALAQ | MOUNTING FACILITY CIRCLE RADIUS | 1.610 INCHES NOMINAL SINGLE MOUNTING FACILITY |
| AXGY | MOUNTING METHOD | BRACKET SINGLE MOUNTING FACILITY AND THREADED HOLE SINGLE MOUNTING FACILITY |
| CBBL | FEATURES PROVIDED | ACTUATOR KNOB |
| CMLP | THREAD QUANTITY PER INCH | 20 SINGLE MOUNTING FACILITY |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES SINGLE MOUNTING FACILITY |
| CQMK | CONTACT VOLTAGE RATING IN VOLTS | 125.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| CQMK | CONTACT VOLTAGE RATING IN VOLTS | 500.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| CQRQ | SHAFT FLAT/SLOT ANGULAR LOCATION | 45.0 DEGREES FROM CONTACT POSITION 1 SINGLE ACTUATOR |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| CRJH | SWITCH ACTUATOR INDEXING POSITION QUANTITY | 4 SINGLE ACTUATOR |
| CRSJ | SHAFT TYPE | ROUND,SQUARE,THREADED HOLE SINGLE ACTUATOR |
| CRTY | SQUARE SHAFT SIZE | 0.250 INCHES NOMINAL SINGLE ACTUATOR |
| CSCF | TERMINAL TYPE | SCREW |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 10TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 11TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 4TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 5TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 6TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 7TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 8TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | BREAKS BEFORE MAKES 9TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | MAKES BEFORE BREAKS 12TH SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | MAKES BEFORE BREAKS 1ST SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | MAKES BEFORE BREAKS 2ND SECTION FRONT |
| CSHW | CONTACT SWITCHING ACTION | MAKES BEFORE BREAKS 3RD SECTION FRONT |
| CSLC | SWITCH ACTUATOR POSITIONING INCREMENT | 90.0 DEGREES SINGLE ACTUATOR |
| CTDN | SWITCH ACTUATOR STOP DEVICE TYPE | FIXED STOP SINGLE ACTUATOR |
| CTHF | CONTACT LOAD CURRENT RATING | 10.0 AMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| CTHF | CONTACT LOAD CURRENT RATING | 30.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| FEAT | SPECIAL FEATURES | SECTIONS 1,2,3,7,11,12,13,16,17,AND 18 MAKE AT 2 POSITIONS ON 1 THROW,CONTACT SWITCHING ACTION AT SECTION 13 SHORTING,14 AND 15 NONSHORTING,16,17,AND 18 SHORTING,19 NONSHORTING |
| STYL | STYLE DESIGNATOR | TAP,CIRCUIT SELECTOR |
| THSD | THREAD SERIES DESIGNATOR | UNC SINGLE MOUNTING FACILITY |
