Float valve

A float valve is installed above the mud motor to rule out cuttings from entering the motor when running a drill string and to prevent oil ingress though drill pipes.

The float valve has a proprietary design and a longer service life compared to alternatives.

Technical specification

Valve type KO75-SN KO95-SN KO106-SN KO120-SN KO172-SR KO203-SR
Applicability (Mud motor size), mm 75 95/96 106 120/127 165/172/195 210, 240
Outside diameter D, mm 78 98 106 121 176 203
Passage area, cm2 3,14 7,5 7,5 7,5 30 40
Total length, mm 536 526 469 482 577 777
Body length l, mm 460 450 380 380 450 650
Box З-65 З-73 З-86 З-102 З-147 З-171
Pin З-65 З-73 З-86 З-102 З-147 З-171
Mud flow-rate, l/sec 5 10 12 20 37 75
Mud sand content %, max 1 1 1 1 1 1
Bypass opening pressure differentiation, kgf/cm2 0,6 0,6 0,6 0,4 0,4 0,4
Weight, kg 13 20 21 27 61 115
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