Material

•  Viton (1)
•  silicone (2)

Internal thread (inches)

• (no filter) 

  2 (1) 2 1/2 (1) 3 (1) 4 (1)

Coupling size (type - mm)

• (no filter) 

  A - 133 (2) B - 89 (4) C - 66 (2) D - 31 (1)

Diameter DN (nominal)

• (no filter) 

  25 (1) 52 (2) 75 (4) 100 (2)