NSN: 5925-01-511-0210

Technical Characteristics

• Frequency In Hertz

  60.0 all locations

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  2.937 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  0.625 inches nominal

• Center To Center Distance Between Terminals Parallel To Width

  1.125 inches nominal

• Boss Height

  0.125 inches nominal

• Specification/Standard Data

  81349-mil-c-17361/1a government specification

• Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps

  5000.0 ac all locations

• Center To Center Distance Between Terminals Parallel To Length

  2.625 inches nominal

• Body Height

  3.375 inches nominal

• Body Length

  4.125 inches nominal

• Operating Voltage Type And Rating Per Pole In Volts

  500.0 ac all locations

• Case Material

  plastic

• Body Style

  multipole-single actuator type

• Nondefinitive Spec/Std Data

  aqb-a51 type and nqb-a51 type

• Terminal Type And Quantity

  6 clip

• Part Name Assigned By Controlling Agency

  circuit breaker

• End Item Identification

  virgina class submarine

• Nominal Thread Size

  0.216 inches

• Body Width

  3.343 inches nominal

• Reset Method

  manual

• Thread Series Designator

  unc

• Special Features

  the aqb-a51 is a form, fit and function replacement for the aqb-a50 circuit breaker with enhanced overcurrent protection features

• Maximum Continuous Load Current Rating Per Pole

  50.0 amperes ac all locations

• Circuit Protection Type

  overcurrent all locations

• Pole Quantity

  3

• Trip Release Characteristic

  instantaneous all locations

• Mounting Facility Type And Quantity

  2 threaded hole and 6 clip