Power Section Specification (Metric)
675-7864 (M)
171.5 mm 7:8 Lobes 6.4 Stages
Rotor Specifications
Overall Length 5905.5 mm
Avg. Diameter 100.07 mm
Contour Length 5727.7 mm
Eccentricity 6.16 mm
Major Diameter 112.39 mm
Head Diameter 101.60 mm
Head Length 177.8 mm
Weight 355 kg
Thread Form 2 7/8" API Reg
Stator Specifications
Overall Length 6350.0 mm
Tube OD 171.45 mm
Contour Length 5943.6 mm
Tube ID 139.70 mm
Rubber Cut-back
Side 1: 203.2 mm
Side 2: 203.2 mm
Weight 426 kg
Material Alloy Steel
Performance Specifications
Flow Range 1136-2839 LPM
Rev per Unit Volume 0.08 Rev/L
Speed Range 91-228 RPM
No Load Pressure Loss 1213 kPa
  POB XTH PRR
Max Rec Press 10,460 kPa 11,500 kPa 10,460 kPa
Torque @ Max Press 17,820 N-m 19,610 N-m 17,820 N-m
Stall Pressure 15,690 kPa 17,260 kPa 15,690 kPa
Stall Torque 26,740 N-m 29,410 N-m 26,740 N-m
Stator Minors and Fit (mm) at 21°C
  POB XTH
Group Minor Fit Minor Fit
0 100.18 -0.11 100.18 -0.11
Reline Lengths (mm) Max 6350 Min 6198 Alternate Stator OD (mm): 177.8 / -
Torque
Differential Pressure (kPa) 0 10,000 Torque (Nm) 0
Fit Increase
Change in Temperature (°C) 0 100 200 Fit Increase (mm) 0
Speed
Differential Pressure (kPa) 0 10,000 Speed (RPM) 0
Mechanical Power
Differential Pressure (kPa) 0 10,000 20,000 Mechanical Power (Kw) 0
Torque
Differential Pressure (kPa) 0 5,000 10,000 15,000 Torque (Nm) 0 5,000 10,000 15,000 20,000
Fit Increase
Change in Temperature (°C) 0 50 100 150 200 Fit Increase (mm) 0 1 2 3
Speed
1136 LPM 1987 LPM 2839 LPM Differential Pressure (kPa) 0 5,000 10,000 15,000 Speed (RPM) 0 100 200 300
Mechanical Power
1136 LPM 1987 LPM 2839 LPM Differential Pressure (kPa) 0 5,000 10,000 15,000 20,000 Mechanical Power (Kw) 0 100 200 300 400 500
©2026 NOV. All rights reserved. Except as noted, all trademarks referenced in this document are trademarks of NOV. Performance curves describe theoretical performance with 175°F (79°C) water and are for reference only. Operational fit and drilling conditions will affect performance. Operation above maximum recommended limits will reduce life. Specification data are subject to change without notice.
PS App v.