| ELECTRODE STYLE | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| BODY STYLE | UNSHIELDED, SOLID POST, GASKET SEAT |
| HEIGHT ABOVE MOUNTING SURFACE | 2.203 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND B CLASS |
| PRESSURE RATING | 320.0 POUNDS PER SQUARE INCH MINIMUM AND 340.0 POUNDS PER SQUARE INCH MAXIMUM MEAN EFFECTIVE |
| REACH LENGTH | 0.375 INCHES NOMINAL |
| SEAT MAJOR DIAMETER | 0.812 INCHES MAXIMUM |
| SPECIAL FEATURES | INDUSTRIAL-COMMERCIAL STYLE |
| WIDTH ACROSS FLATS | 0.812 INCHES NOMINAL |
| TEST DATA DOCUMENT | 81348-WS506 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |