1. Core Overview & Target Application Brief
This specialized spare parts catalog is precision engineered exclusively for the NOV MPT-200 Iron Roughneck, a heavy-duty hydraulic pipe handling and torqueing unit designed for automated drill pipe makeup/breakout operations on land rigs, offshore platforms, and hazardous drilling environments. Tailored to the specialized needs of iron roughneck technicians, rig maintenance crews, drilling operations supervisors, oilfield service contractors, and safety compliance managers, this parts suite directly addresses the most costly and disruptive field pain points: hydraulic valve failures, worn gripping dies, self-lubricating bearing degradation, ATEX control component malfunctions, and unplanned pipe handling downtime that stalls drilling workflows.
2. Detailed Product & Component Specifications
2.1 Product Introduction
The NOV MPT-200 Iron Roughneck spare parts line features heavy-duty, wear-resistant hydraulic, mechanical, and electrical components built to withstand extreme rig vibration, high-pressure hydraulic loads (up to 700 bar), abrasive drilling mud exposure, and continuous operational stress. Each part—spanning self-lubricating slide bearings, precision gripping dies, ATEX/IECEX certified proportional valves, hydraulic valve blocks, wear plates, solenoid valves, and torque control sensors—is crafted from premium materials: Ampco 18 alloy bushings for corrosion resistance, high-grade steel for load-bearing components, non-sparking materials for hazardous areas, and industrial-grade hydraulic seals rated for 500 bar continuous pressure. All critical parts are machined to a dimensional accuracy of ±0.002 inches, ensuring direct interchangeability with original NOV MPT-200 hardware without modification.
2.2 Key Functional Specifications
- Hydraulic System Performance: Proportional and load control valves deliver 0.02-second response time for precise torque adjustment; hydraulic cylinders (100/50) operate at 500 bar with a 3:1 safety factor for reliable pipe clamping.
- Explosion-Proof Compliance: ATEX/IECEX rated solenoids, transmitters, and valves meet Zone 1 hazardous area requirements, eliminating spark risks in gas-exposed drilling environments.
- Wear Life Metrics: Self-lubricating slide bearings provide 12,000+ operating hours of friction-free movement; gripping dies and wear plates withstand 50,000+ pipe torque cycles; hydraulic valves maintain leak-free performance for 8,000+ hours.
- Control Accuracy: Pressure transmitters (0-700 bar) and length transmitters offer ±0.1% measurement precision, matching the MPT-200’s OEM torque and position control standards.
2.3 Structural Design Features
- OEM Direct Interchangeability: Every part fits the original NOV MPT-200 mounting, hydraulic, and electrical connection specifications, cutting repair and installation time by up to 50% in remote rig locations.
- Self-Lubricating Design: Flanged slide bearings eliminate manual lubrication requirements, reducing maintenance tasks and extending component life in harsh rig conditions.
- Modular Wear Component Design: Quick-replaceable gripping dies, wear plates, and valve blocks streamline on-site repairs, minimizing drilling downtime.
- Leak-Proof Hydraulic Sealing: Precision-machined valve blocks and O-ring sealed connections eliminate hydraulic fluid leaks, a top failure mode for iron roughnecks.
2.4 Applicable Operating Conditions
These NOV MPT-200 Iron Roughneck parts are optimized for reliable performance across core drilling scenarios, including:
- NOV MPT-200 hydraulic iron roughneck units (onshore land rigs and offshore drilling platforms)
- ATEX/IECEX certified hazardous gas Zone 1 drilling environments
- Automated drill pipe makeup, breakout, and torqueing operations
- High-pressure hydraulic system operation (up to 700 bar)
- Harsh rig floor environments with mud contamination, vibration, and extreme temperatures
- Continuous and intermittent pipe handling cycles
2.5 Proactive Maintenance & Service Recommendations
To maximize the lifespan of the NOV MPT-200 Iron Roughneck and avoid costly downtime, follow these industry-approved maintenance protocols using this parts catalog:
- 500-Cycle Inspection: Check gripping die wear, inspect hydraulic hoses and valves for leaks, tighten slide bearing fasteners, and test ATEX solenoid functionality.
- 2000-Cycle Service: Replace worn Polypenco glide pads, clean hydraulic filters, calibrate pressure/torque transmitters, and lubricate movable tool frame components.
- We supply the following spare parts:
| SN | Description | Part Number |
| HYDRAULIC ROUGHNECK; TF, LOCKPLATE; CHAIN WHEEL | XD110000949 | |
| HYDRAULIC ROUGHNECK; TOOLFRAME; TOP FASTENING | XD110000951 | |
| SLIDE BEARING, SELF LUBRICATING, W/FLANG | 10073 | |
| HYDRAULIC ROUGHNECK; TF, FASTENING; LEAF CHAIN | XD110000954 | |
| HYDRAULIC ROUGHNECK; TOOL FAME; POLYPENCO GLIDER | XD110000944 | |
| BIL TORQUE; CARRIGE FOR SW; BOLT FOR CYLINDER | XDB000453 | |
| BIL TORQUE; CARRIGE FOR SW; LOCKING PLATE | XDB000454 | |
| SLIDE BEARING, SELF LUBRICATING, W/FLANG | 30006/10377922-001 | |
| BUSHING | 62564 | |
| CONTROL VALVE W/MONT.PLATE | 19506 | |
| LOAD CONTROL VALVE | 19101 | |
| PROPORTIONAL VALVE | 164295 | |
| PROPORTIONAL VALVE, 6 SEC. ATEX EX | 164296 | |
| VALVE BLOCK FOR HYDRATONG | 210794 | |
| HYDRAULIC ROUGHNECK; DIESE LOCK PLATE TORQUE ARM; | XD110001300 | |
| LOW TORQUE WRENCH; POLYPENCO GLIDER; | XD110001194 | |
| HYDRATONG; CENTER JAW, WASHER; | XD110001696 | |
| DIES | 62348 | |
| ELEVATED BACKUP TONG; POLYPENCO GLIDER; | XD110001547 | |
| BUSHING, AMPCO 18; ITEM 99707; HYDRATONG MPT | XD110001703 | |
| DIE RETAINER, TORQUE WRENCH TW-3/30; LEFT ARM; | XD110003840 | |
| DIE RETAINER, TW-3/30, LEFT ARM, SMALL PIECE | XD110004066 | |
| POLYPENCO GLIDE PAD; TRIPPLE GRIP – TW-3/30; | XD110001207 | |
| LOW TORQUE WRENCH; PUR SPRING 95 SHORE | XD110001206 | |
| LOW TORQUE WRENCH; BRACKET FOR CLAMP BLOCK | XD110001538 | |
| Torque arm bolt, lock plate; DETAIL DRAWING | XD110001721 | |
| WEARPLATE; TRIPLE GRIP TORQUE WRENCH; HYDRATONG | XD110001694 | |
| WEARPLATE; TRIPLE GRIP TORQUE WRENCH; HYDRATONG | XD110001688 | |
| HYDRATONG; LOCK PLATE; DETAIL DRAWING | XD110001689 | |
| TORQUE WRENCH; POLYPENCO, SLIDE PLATE; | XD110002132 | |
| HYDRAULIC ROUGHNECK; ROTATION PLATE; | XD110004021 | |
| Guidering for Slide guide 60 deg;;DETAIL DRAWING | XD110003944 | |
| PIN FOR HINGED BRACE; PROX ON T.W.; HYDRATONG MPT | XD110004135 | |
| BRACKETFOR END POSITION; COVER FOR PROX; | XD110004133 | |
| HINGED BRACE; FOR PROX ON T.W.; HYDRATONG MPT | XD110004134 | |
| INITIATOR W/10M CABLE | 55346 | |
| STABILIZER BOLT; TOOL FRAME; HYDRATONG | XD110002117 | |
| HYDRAULIC ROUGHNECK; DOLLY FRAME; LEAFCHAIN BOLT | XD110001620 | |
| TOOL FRAME, ADJ; LEAF CHAIN SUPPORT | XD110000952 | |
| POLYPENCO GLIDER; TOOL FRAME; HYDRATONG | XD110000943 | |
| HYDRAULIC ROUGHNECK; TF, FASTENING; LEAF CHAIN | XD110000946 | |
| VALVE BLOCK FOR HYDRATONG, IECEX | 254965-001 | |
| PROP. PRESSURE RELIEF VALVE, IECEX | 254929-001 | |
| DIRECTIONAL VALVE 4/2 | 153131 | |
| FLOW CONTROL VALVE, SINGLE ACTION | 21501-001 / 11369390-001 | |
| CONTROL VALVE W/MONT.PLATE | 19506 / 11047318-001 | |
| ARM W/ROLLER | 19594 | |
| SPIRAL SPRING | 16078 | |
| LOAD CONTROL VALVE | 19101 / 10989722-001 | |
| PROPORTIONAL VALVE | 210748 / 11054255-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| PROPORTIONAL VALVE | 210747 / 11054253-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| SOLENOID 24VDC, 3 LEADER with cable. | 216019 / 10757790-001 | |
| FLOW CONTROL VALVE, SINGLE ACTION | 21500-001 / 11369343-001 | |
| PRESSURE GAUGE 0-250 NM/FT.LB | 81765 / 11053227-001 | |
| PRESSURE INTENSIFIER | 244947 | |
| FLOW CONTROL VALVE, 500 BAR | 98506 / 10996880-001 | |
| QUICK COUPLING, THREAD LOCKED, 316 | 29357 / 10377908-001 | |
| DIRECTIONAL CONTROL VALVE WATER 2/2 | 216062 | |
| CLAMP BLOCK FOR HYDRATONG along with the 1000012524-PIN that provides a filter and a valve to prevent oil contamination. | 98826 / 11049654-001 | |
| HYDR. CYLINDER 100/50 | 93124 / 11053236-001 | |
| LENGTH TRANSMITTER W/2M LINE, ATEX APPR. | 212276 / 11049730-001 | |
| INITIATOR W/10M CABLE | 55346 / 10386910-001 | |
| INITIATOR w/10M CABLE | 53988 / 10985960-001 | |
| PRESSURE TRANSMITTER EEXI 0-700 bar | 157344 / 11054430-001 | |
| PRESSURE TRANSMITTER Eexia 0-400 bar | 157341 / 10450613-001 | |
| 01x2x1.5mm2 250V Grey | 17147 / 10386872-001 | |
| 01x2x1.5mm2 250V Grey | 17147 / 10386872-001 |
3. Field Fault Repair Cases (Real-World Scenarios)
3.1 Case 1: Hydraulic Proportional Valve Failure (Offshore Rig)
Issue: NOV MPT-200 iron roughneck failed to adjust torque output accurately, leading to improper drill pipe makeup. Root cause: ATEX-certified proportional valve (164296) internal seal degradation and pressure drift. Repair: Replaced the faulty proportional valve, calibrated torque settings, and pressure-tested the hydraulic system. Outcome: Restored precise torque control, resumed proper pipe makeup, and maintained ATEX compliance.
3.2 Case 2: Worn Gripping Dies & Slide Bearing Degradation
Issue: Iron roughneck jaws slipped during pipe breakout, causing pipe damage and workflow delays. Root cause: Worn gripping dies (62348) and seized self-lubricating slide bearings (10073). Repair: Installed new dies, replaced degraded slide bearings, and adjusted jaw alignment. Outcome: Eliminated slippage, restored gripping stability, and reduced pipe handling errors.
3.3 Case 3: ATEX Solenoid Valve Malfunction (Land Rig)
Issue: MPT-200 roughneck failed to activate hydraulic clamp function, halting drilling operations. Root cause: Faulty 24VDC ATEX solenoid (216019) with damaged internal coil. Repair: Replaced the solenoid and wiring harness, tested electrical connections, and verified hydraulic actuation. Outcome: Restored clamp functionality, cleared fault codes, and resumed normal pipe handling.
4. Frequently Asked Questions (FAQ)
| Question | Answer |
| Are these parts compatible only with the NOV MPT-200 Iron Roughneck? | Yes, all components are designed and sized exclusively for the NOV MPT-200 model; they are calibrated to OEM specs and not interchangeable with other iron roughneck models. |
| Do these parts meet ATEX/IECEX hazardous area requirements? | Absolutely, critical electrical and hydraulic components carry full ATEX/IECEX certification, safe for use in Zone 1 gas-exposed drilling environments. |
| How do I select the correct die for my MPT-200 roughneck? | Use part number 62348 for standard gripping dies, cross-referencing the torque wrench arm specifications to ensure proper fit and gripping performance. |
5. Procurement Guidance & Call to Action
This NOV MPT-200 Iron Roughneck spare parts list serves as a dual-purpose industry resource: a strict procurement standard to guarantee part quality, ATEX/IECEX compliance, and OEM compatibility, and a practical technical reference to resolve hydraulic, mechanical, and electrical failures quickly and safely. Choosing these certified replacement parts minimizes unplanned rig downtime, reduces long-term maintenance expenses, and preserves the reliable, efficient performance of your NOV MPT-200 iron roughneck in all drilling environments.
