Power Section Specification (Metric)
675-7829
171.5 mm 7:8 Lobes 2.9 Stages
Rotor Specifications
Overall Length 5422.9 mm
Avg. Diameter 96.71 mm
Contour Length 5245.1 mm
Eccentricity 6.19 mm
Major Diameter 109.09 mm
Head Diameter 101.60 mm
Head Length 177.8 mm
Weight 296 kg
Thread Form 2 7/8" API Reg
Stator Specifications
Overall Length 5588.0 mm
Tube OD 171.45 mm
Contour Length 5181.6 mm
Tube ID 139.70 mm
Rubber Cut-back
Side 1: 203.2 mm
Side 2: 203.2 mm
Weight 379 kg
Material Alloy Steel
Performance Specifications
Flow Range 1136-2461 LPM
Rev per Unit Volume 0.04 Rev/L
Speed Range 49-107 RPM
No Load Pressure Loss 1158 kPa
  POB XTH PRR
Max Rec Press 4,740 kPa 5,210 kPa 4,740 kPa
Torque @ Max Press 14,970 N-m 16,470 N-m 14,970 N-m
Stall Pressure 7,110 kPa 7,820 kPa 7,110 kPa
Stall Torque 22,460 N-m 24,700 N-m 22,460 N-m
Stator Minors and Fit (mm) at 21°C
  PRR POB XTH
Group Minor Fit Minor Fit Minor Fit
0 96.42 0.29 96.39 0.32 96.39 0.32
1 96.65 0.06
2 96.90 -0.19 97.08 -0.37 97.08 -0.37
5 97.79 -1.08 97.74 -1.03
Reline Lengths (mm) Max 5588 Min 5436 Alternate Stator OD (mm): 165.1 / -
Torque
Differential Pressure (kPa) 0 5,000 Torque (Nm) 0
Fit Increase
Change in Temperature (°C) 0 100 200 Fit Increase (mm) 0
Speed
Differential Pressure (kPa) 0 2,000 4,000 6,000 Speed (RPM) 0
Mechanical Power
Differential Pressure (kPa) 0 5,000 Mechanical Power (Kw) 0
Torque
Differential Pressure (kPa) 0 1,000 2,000 3,000 4,000 5,000 6,000 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 1798 LPM 2461 LPM Differential Pressure (kPa) 0 1,000 2,000 3,000 4,000 5,000 6,000 Speed (RPM) 0 50 100
Mechanical Power
1136 LPM 1798 LPM 2461 LPM Differential Pressure (kPa) 0 1,000 2,000 3,000 4,000 5,000 6,000 7,000 Mechanical Power (Kw) 0 50 100 150 200
©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.