Spark Plug

Features

Specifications

• Body Style:
  Electrically shielded, full insulator, gasket seat
• Dc Resistance Rating In Ohms:
  Between 10000.0 and 20000.0
• Reach Length:
  0.375 inches
• Usage Design:
  Engine other than aircraft
• Width Across Flats:
  0.812 inches
• Electrode Style:
  B1 single flat shell ground electrode (see also style 4)
• Electrode Style:
  Single flat shell ground electrode (see also style 4)
• Mean Effective Pressure Rating:
  Between 115.0 pounds per square inch and 116.0 pounds per square inch
• Seat Major Diameter:
  0.938 inches
• Height Above Mounting Surface:
  3.250 inches
• Top To Terminal Contact Distance:
  Between 1.000 inches and 1.050 inches
• Top To Shield Thread Distance:
  0.125 inches
• Shield Thread Length:
  0.438 inches
• Terminal Sleeve Inside Diameter:
  Between 0.378 inches and 0.387 inches
• 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", "", etc.).
• Nondefinitive Specification/std Data:
  2 type and a class
• Federal Supply Class (fsc):
  Engine electrical system components, nonaircraft
• National Stock Number (nsn):
  2920-00-293-5247