Spark Plug

Features

Specifications

• Body Style:
  Electrically shielded, partial insulator, gasket seat
• Dc Resistance Rating In Ohms:
  10000.0
• Reach Length:
  0.500 inches
• Usage Design:
  Engine other than aircraft
• Width Across Flats:
  Between 0.865 inches and 0.880 inches
• Electrode Style:
  B1 single flat shell ground electrode (see also style 4)
• Mean Effective Pressure Rating:
  155.0 pounds per square inch
• Seat Major Diameter:
  0.980 inches
• Height Above Mounting Surface:
  2.875 inches
• Top To Terminal Contact Distance:
  Between 1.220 inches and 1.320 inches
• Top To Shield Thread Distance:
  Between 0.094 inches and 0.156 inches
• Shield Thread Length:
  Between 0.344 inches and 0.406 inches
• Barrel Inside Diameter:
  Between 0.505 inches and 0.510 inches
• Terminal Sleeve Inside Diameter:
  Between 0.301 inches and 0.316 inches
• Nondefinitive Specification/std Data:
  1 type and a class
• Federal Supply Class (fsc):
  Engine electrical system components, nonaircraft
• National Stock Number (nsn):
  2920-00-841-1890
• Special Features:
  Grumman a-10 aircraft