257A

Technical Characteristics

• Mounting Facility Quantity

  4 single group

• Thread Class (Non-Core)

  2a single group

• Nominal Thread Size

  0.164 inches single group

• Mounting Method

  threaded stud single group

• Thread Quantity Per Inch

  32 single group

• Thread Direction (Non-Core)

  right-hand single group

• Inclosure Type

  fully inclosed

• Winding Quantity

  2 single component

• Reliability Indicator

  not established

• Body Height

  1.688 inches nominal

• Dc Resistance Rating In Ohms

  3.800 single component all winding

• Distance Between Mounting Facility Centers

  2.250 inches nominal single mounting facility single center group

• Terminal Type And Quantity

  4 tab, solder lug

• Thread Series Designator

  unc single group

• Body Width

  3.281 inches nominal

• Body Length

  3.438 inches nominal