MIL-S-28788/1

Technical Characteristics

• Proof Pressure

  150.00 pounds per square inch gage

• Overall Width

  2.400 inches maximum

• Thread Class

  3b all pressure connection

• Nominal Thread Size

  0.563 inches single pressure connection

• Features Provided

  hermetically sealed case

• Hazardous Locations/Environmental Protection

  dustproof and explosion proof

• Specification/Standard Data

  81349-mil-s-28788/1 government specification

• Body Length

  2.500 inches minimum and 3.270 inches maximum

• Thread Quantity Per Inch

  18 all pressure connection

• Contact Stimulus Rating

  0.60 deactuation point nominal gallons per minute and 0.85 actuation point nominal gallons per minute and 0.25 differential point nominal gallons per minute

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Pressure Connector Type

  plain, threaded internal all connections

• Overall Height

  3.910 inches maximum

• Pressure Switch Type

  differential

• Sensing Element Burst Pressure

  300.00 pounds per square inch gage

• Contact Adjustability

  deactuation point not adjustable and actuation point not adjustable

• Contact Voltage Rating In Volts

  28.0 dc at sea level single voltage

• Contact Action Stimulus

  increase

• Contact Load Current Rating

  3.0 amperes inductive load single voltage

• Err Default

  err default

• Terminal Type

  connector, receptacle

• Mounting Method

  inlet connection and outlet connection

• Media For Which Designed

  liquid

• Overall Length

  2.500 inches minimum and 3.270 inches maximum

• Operating Temp Rating

  32.0 deg fahrenheit minimum and 185.0 deg fahrenheit maximum

• Thread Series Designator

  unf all pressure connection

• Test Data Document

  81349-mil-s-28788 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type

• ~1

  data on certain environmental and performanc