• Sealing takes place between rubber and metal and valve plate does not hit the cross piece of the valve seat.
• Such valve design allows increasing average failure free operation period in comparison with usual design by 10-15 %
AVAILABLE TYPES OF DRILLING MUD PUMPS:
BRN-1 (NB-375); UNB-600 (U8-6MA2); UNBT-950 (UNBT-950A, UNBT-950A2); ZRN-1600; NBT-600; RGF-800; RGF-1000; RGF-1300; UNBT-950L (UNBT-950L1, UNBT-950L2); UNBT-1180L1; LEWK0; NB 235/40; 3NB-1600F; IDECO; 2PN-1300; Н3П-25С; F800; F1000; F1300 / 1600; F-1600L; QF1300L; UNBT-600K; 8T650; Рz - 8.00.00.000;