280B

Technical Characteristics

• Electrical Insulation Feature

  uninsulated

• Body Style

  25 bushing mounted long frame

• Overall Length

  3.359 inches nominal

• Mounting Bushing Length

  0.578 inches nominal

• Body Width

  0.562 inches nominal

• Bushing Accommodation Hole Shape

  round

• Maximum Voltage Rating In Volts

  not rated

• Accommodated Finger Type

  three conductor, slender spherical tip single finger

• Finger Accommodation Diameter

  0.250 inches nominal single finger

• Finger Accommodation Length

  1.141 inches nominal single finger

• Mounting Bushing Diameter

  0.453 inches nominal

• Terminal Type

  tab, solder lug

• Material

  beryllium copper spring

• Material

  metal bushing

• Precious Material

  gold

• Surface Treatment

  gold spring

• Surface Treatment

  gold terminal

• Overall Height

  1.062 inches nominal

• Mounting Hole Diameter

  0.156 inches nominal

• Bushing Thru-Hole Accommodation Diameter

  0.453 inches nominal

• Jack Contact Arrangement Designator

  j7-1c

• Current Rating In Amps

  not rated

• Mounting Facility Type And Quantity

  1 bushing and 1 unthreaded hole

• Material

  beryllium copper terminal

• Material

  metal body

• Material

  metal contact

• Precious Material And Location

  contact and terminal surfaces gold