NSN: 5945-00-258-0001

Technical Characteristics

• Thread Class

  2a single reed

• Thread Direction

  right-hand single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Width

  0.938 inches nominal single mounting facility

• Overall Height

  2.625 inches maximum

• Overall Width

  1.406 inches maximum

• Case Material

  steel, corrosion resisting

• Environmental Protection

  hermetic

• Contact Material

  silver

• Mounting Facility Type And Quantity

  3 threaded stud single mounting facility

• Storage Type

  general purpose warehouse

• Cubic Measure

  5.997 cubic inches

• Overall Length

  1.625 inches maximum

• Fragility Factor

  moderately rugged

• End Item Identification

  type an/fpn-28

• Winding Quantity

  1

• Purpose For Which Designed

  general

• Coil Quantity

  1

• Winding Dc Resistance Rating

  450.0 ohms nominal single winding

• Duty Type

  continuous

• Arc Quenching Method

  air

• Thread Quantity Per Inch

  32 single reed

• Nominal Thread Size

  0.138 inches single mounting facility

• Mounting Facility Pattern

  isosceles triangle single mounting facility

• Precious Material

  silver

• Terminal Type And Quantity

  14 pin all functions

• Nonpile-Up Main Contact Arrangement

  4 pole, double throw, one position momentary

• Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle

  1.188 inches nominal single mounting facility

• Main Contact Load Current Rating At Maximum Rated Voltage

  3.0 amperes ac inductive load and 1.5 amperes dc

• Main Contact Load Current Rating At Maximum Rated Voltage

  3.0 amperes ac resistive load and 3.0 amperes dc

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac and 28.0 dc

• Unpackaged Unit Weight

  5.000 ounces

• Precious Material And Location

  contacts silver

• Time Delay

  0.01 seconds maximum fixed release time

• Time Delay

  0.025 seconds maximum fixed operate time

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts dc 25 deg celsius single winding

• Thread Series Designator

  unc single mounting facility