Spark Plug Adapter

Features

Specifications

• Body Material:
  Brass
• Head Height:
  0.375 inches
• Width Across Flats:
  0.750 inches
• Drive Type:
  Hexagon
• Accommodated Spark Plug Thread Diameter:
  0.625 inches
• Outside Thread Diameter:
  0.625 inches
• Head:
  Included
• Counterbore Feature:
  Included
• Head End Counterbore Diameter:
  0.580 inches
• Head End Counterbore Depth:
  0.375 inches
• Bottom End Counterbore Diameter:
  0.437 inches
• Bottom End Counterbore Depth:
  0.594 inches
• Federal Supply Class (fsc):
  Engine electrical system components, nonaircraft
• National Stock Number (nsn):
  2920-00-640-7886
• Special Features:
  0.625 in.-24 thd 0.312 in. Deep in counterbore head end