Used National Machine Tools in Texas, USA

National National 1320 UE (or variant)

• Manufacturer: National

Typical Specifications — National 1320 UE Drawworks / 1320 Series

National 80-B Drawworks

• Manufacturer: National

National 80‑B Drawworks Specifications Power Rating: • Approximately 1000 HP mechanical drive Design & Configuration: • Single-drum mechanical design • Often part of a rig setup featuring a 10‑line system Braking...

National P-500

• Manufacturer: National
• Model: P-500

General Specifications: Rated load capacity: 500 tons | Working pressure: 5,000 psi | Fluid passage diameter: 3 inches (typical for similar swivels) | Rotary hose connection: Standard API line pipe threads | Stem...

National N-47 Swivel

• Manufacturer: National

The National N-47 Swivel is a refurbished heavy-duty swivel used in various lifting applications, capable of supporting a static load of 212 tons

National N-47 Swivel

• Manufacturer: National

Load Capacity: Design Features: Designed to prevent over-twist stress on cables, wire ropes, or chains.

National N-1324 Swivel

• Manufacturer: National

Load Capacity: 500 tons​ Working Pressure: 5,000 psi

National P-500 Swivel

• Manufacturer: National

Load Capacity: 500 tons​ Design Features: Designed to handle substantial loads, ensuring reliability and safety during drilling operations.

National P-400 Swivel

• Manufacturer: National

Load Capacity: 400 tons (approximately 362.9 metric tons)​ Working Pressure: 5,000 psi

National 1625 M Mechanical Drawworks

• Manufacturer: National

🔧 Key Specifications Power Output: Approximately 3,000 HP, typically achieved through three GE-752 DC motors, each rated at 1,000 HP. Brake System: Equipped with a Baylor 7838 electric (eddy current) brake, provi...

Rebuilt with Full COC’s ,National Block 500 Ton, 1-3/8 Sheaves

• Manufacturer: National

Rebuilt with Full COC’s ,National Block 500 Ton, 1-3/8 Sheaves General Specifications: Load Capacity: Rated for 500 tons, enabling it to support heavy drilling assemblies and facilitate deep well operations. Desi...

National 49.5 C Rotary Table

• Manufacturer: National

Typical / Expected Specs & Characteristics for a National C-49.5″ Rotary Table Based on standards and similar equipment, here are the kinds of specifications you’d expect (or want to verify):

National Rotary Table 37 1/2

• Manufacturer: National

General Specifications: Dimensions and Weight: Additional Features:

National 49.5 D Rotary Table

• Manufacturer: National

Opening (table bore): ~ 49.5 in (≈1,257 mm) | Static load rating: ~ 1,000 short tons (≈907 metric tons) for hydraulic versions; ~ 800 short tons for some electric drive versions. | Max torque: On similar size “R...

National Adaptor Bushings to Convert from 49.5 to 37.5 To Handle NPCH Master Bushing

• Manufacturer: National