Spark Plug

Part Number B4S

Quality inspected with certificate of conformity. For questions and pricing call us at +1 210-468-8090

We ship worldwide

Features

Includes quality control certificate of conformance.

Specifications

  • Body Style:
    Electrically shielded, full insulator, gasket seat
  • Reach Length:
    Between 0.490 inches and 0.500 inches
  • Usage Design:
    Engine other than aircraft
  • Width Across Flats:
    0.875 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 180.0 pounds per square inch and 229.0 pounds per square inch
  • Seat Major Diameter:
    1.000 inches
  • Height Above Mounting Surface:
    Between 2.328 inches and 2.348 inches
  • Top To Terminal Contact Distance:
    1.000 inches
  • Top To Shield Thread Distance:
    0.125 inches
  • Shield Thread Length:
    0.375 inches
  • Terminal Sleeve Inside Diameter:
    Between 0.378 inches and 0.388 inches
  • Nondefinitive Specification/std Data:
    2 type and b class
  • Federal Supply Class (fsc):
    Engine electrical system components, nonaircraft
  • National Stock Number (nsn):
    2920-00-287-8818

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2920002878818
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  • ITAR Registered
  • Quality inspected NSNs
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