National 1625-DE Drawworks 3000HP – Rebuilt

National 1625-DE Drawworks 3000HP – Rebuild consisting of the following:

•Fully Reconditioned Drawworks Assembly
•Main Drumshaft, Jackshaft, Catshaft & Motor Shaft rebuilt with all new American Bearings
•New Brake Bands, Pins & Linkage.
•High & Low Clutches rebuilt with new parts as necessary.
•Transmission, Low Drum Drive & Catshaft converted to Air Cylinder Shifting.
•New Dive Chains fitted throughout.
•All new Stainless Steel Air Lines & Galvanized Water Pipework
•New Air Control Lines, Valves & Controls
•New Air/Water Stuffing Boxes
•New Lebus Grooving for 1-1/2” Drilling Line
•Make Up & Break Out Catheads completely refurbished with all new parts
•Baylor 7838 Eddycurrent Brake c/with coupling and test certification
•MPI inspection of all critical areas of the Drawworks frame
•MPI of all load path components and critical areas of shaft assemblies
•Dimensional control of all shaft, journal and critical components
•Installation & Alignment of Shaft Assemblies in frame.
•New Oil Pump & Drive Chain.
•Crown-0-Matic Crown Saver installed.
•100% Blast & Paint of all non-machined components with 2 part Marine Epoxy Paint.
•Internal Frame & Guards painted with Oil Resistant 2 part Epoxy.
•A complete Equipment Data Pack will be provided.

Drawworks assembly includes:
•Three (3) Remanufactured GE-752 Shunt Wound 1000HP DC Motors with Stainless Steel 10HP Blower Assemblies.
•7838 Baylor Eddycurrent Brake
•Make Up & Break Out Catheads
•Air & Mechanical Transmission Controls
•Drillers Console Control panel with all new Control Valves, Gauges etc.

Ex Works facility in Singapore