Available

NOV National 110U 1500HP Rig 6

High-spec AC walking rig with 23,000 ft setback and full pump package.

1500 HP
Power Rating
National 110U
2024
Last Active
Jan 2024
500 T
AC Top Drive
NOV
3
Mud Pumps
Triple pump package
NOV National 110U 1500HP Rig 6
High-spec AC walking rig with 23,000 ft setback and full pump package.

2024-ready NOV National 110U 1500HP land rig featuring a walking system, automatic catwalk, and iron roughneck. Three mud pumps including an August 2022 overhaul, four CAT 3512A engines, and a 500-ton AC top drive. API Cat IV inspection current with approximately four years remaining. Last operated April 2023; engines run regularly through January 2024.

Technical Overview

Key Equipment Specifications

🗼

Mast & Substructure

  • DrawworksNational 110U
  • Floor Height25 ft
  • Setback Capacity23,000 ft of 5" DP
⚙️

Power & Engines

  • Engines4 × CAT 3512A
  • Engine Hours~40,000 hrs (w/ top-end overhauls)
  • SCROmron SCR (expanded 2021)
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Mud System

  • Mud Pumps3 pumps
  • Pump 3 OverhaulAugust 2022
  • Drill Pipe23,000 ft of 5" (racked)
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Top Drive & Automation

  • Top Drive500 Ton AC
  • Top Drive Overhaul2018 (460/1000 op days)
  • AutomationWalking system, Auto Catwalk, Iron Roughneck
Equipment Gallery

Rig Photos

Capabilities

Key Advantages

01

High-Capacity Walking Rig

Equipped with a full walking system and iron roughneck for pad drilling efficiency and rapid rig moves between wellbores.

02

Triple Pump Configuration

Three mud pumps provide maximum flexibility and redundancy for high-pressure, high-volume drilling programs.

03

API Cat IV Certified

Approximately four years remaining on the ten-year Cat IV inspection, reducing buyer's certification timeline and cost.

Complete Data

Full Equipment Status

Rig Identity

Rig Number6
ModelNational 110U (NOV)
Horsepower1500 HP
Last ActiveApril 2023 (engines run Jan 2024)
API InspectionCat IV — ~4 yrs remaining

Hoisting System

DrawworksNational 110U
Top Drive500 Ton AC
Top Drive Overhaul2018 (460 of 1000 op days)
Floor Height25 ft
Setback23,000 ft of 5" DP

Power & Utilities

Engines4 × CAT 3512A
Engine Hours~40,000 (partial top-end overhauls throughout)
SCR HouseOmron SCR — expanded Oct 2021
Latest Engine OverhaulDecember 2021

Mud System

Mud Pumps3 pumps
Pump 3 StatusFull overhaul Aug 2022; new purchase 2021
Racking BoardModified 2021 for 23K' of 5" DP

Automation

Walking SystemYes
Automatic CatwalkYes
Iron RoughneckYes

Interested in This Rig?

Contact Total Drilling Supply LLC for pricing and to arrange inspection.

📞 1-860-608-2327 ✉ bob@2tds.com