The 5100 Series brass coupling with steel tubular valve offers minimum air inclusion and fluid loss. Thread together latch provides connect under pressure capability and vibration resistance. It is not rated for continuous hydraulic impulse applications. (See FD86)
  • Tubular valve construction for virtually no fluid loss during disconnection, reduces environmental and worker safety hazards.
  • Low air inclusion during connection maintains system performance.
  • Available with wing or hex nut configurations.
  • Connect against pressure capability allows connecting of halves even when pressurized up to 500 psi.
  • Steel flange available for accessible bulkhead mounting.
  • Standard seal material - Buna-N.
  • Standard body material - Brass with steel valving components, hex and wing nuts.
Unit of Measure


Coupling Size

N/A -20

Thread Size (P)

N/A 1-1/4 to 11-1/2


N/A 3.71


N/A 2.10

Dim.- Hex(1)

N/A 2.12 inches

Seal Material



N/A Male Half/With Flange - Female Pipe