Spark Plug

Features

Specifications

• Body Style:
  Unshielded, solid post, gasket seat
• Reach Length:
  0.625 inches
• Usage Design:
  Engine other than aircraft
• Width Across Flats:
  0.937 inches
• Electrode Style:
  Two flat ground electrode
• Thread Size And Series/type Designator And Location:
  7/8-18 uns base
• Mean Effective Pressure Rating:
  225.0 pounds per square inch
• Seat Major Diameter:
  1.125 inches
• Nondefinitive Specification/std Data:
  3 type and a class
• Federal Supply Class (fsc):
  Engine electrical system components, nonaircraft
• National Stock Number (nsn):
  2920-00-075-5120