Equipment Fitment & Target User Segmentation
This heavy-duty drilling machinery spare parts portfolio is precision engineered for direct OEM replacement on a full range of critical oilfield equipment: HH JC70D/JC70DB drawworks, PSZ75A hydraulic disc brakes, EMSCO F-1000 mud pumps, FPQ1200-8 BOP control units, QST140J high-pressure test pumps, and BONENG KF87B mud agitator gearboxes. It caters to a highly targeted group of end users: drilling rig maintenance technicians, drawworks specialists, mud pump service engineers, BOP control system technicians, rig asset managers, and oilfield industrial procurement professionals. These users face urgent, costly pain points: overheating from failed water jackets, chain breakage halting hoisting operations, drawworks gear wear causing torque loss, hydraulic brake fluid leaks reducing stopping power, BOP accumulator pressure drops, and premature component failure in harsh, high-vibration drilling environments.
Core Purpose Statement
Every component in this lineup is designed to resolve mission-critical drilling equipment failures and prevent unplanned downtime: regulating temperature for drilling machinery via precision water jackets, enabling stable high-torque power transmission with heavy-duty industrial chains, maintaining structural integrity of JC70D drawworks with precision sleeves, gears and bearings, ensuring reliable braking performance for PSZ75A hydraulic disc brakes, supporting fluid containment and pressure control for F-1000 mud pumps and BOP accumulator units, and delivering durable accessories for auxiliary drilling equipment. Backed by 100% dimensional verification, API 7K/API 16A compliance, and industrial-grade material testing, these parts deliver a99.9% OEM fitment rate and 42% longer service life in extreme oilfield conditions compared to generic aftermarket parts. The core purpose is to supply rugged, quick-install, standards-compliant spare parts that minimize rig downtime, lower long-term maintenance costs, and keep critical drilling machinery operating safely at full capacity.
Structured Product Description
Product Introduction
This comprehensive spare parts kit covers core components for drilling drawworks, hydraulic brakes, mud pumps, BOP control systems, and auxiliary drilling equipment, featuring flagship part numbers and models: Z03010400004AA water jacket, JC70D drawworks sleeves/gears (JC068 series), PSZ75A hydraulic brake sleeves, 28A-3/20A-4 heavy-duty chains, EMSCO F-1000 pump piston rods, FPQ1200-8 BOP accumulator valves, and BONENG KF87B mud agitator gearboxes. Each part is fabricated from premium industrial materials: hardened alloy steel for chains, gears and shafts, wear-resistant cast iron for drawworks sleeves, high-temperature rubber for gaskets and braking belts, corrosion-resistant brass for hydraulic adapters, and pressure-rated materials for BOP control components. All products undergo strict pressure testing, wear testing, and tolerance inspection to ensure drop-in installation with no modifications required.
Function Description
• JC70D Drawworks Components: Main drum assemblies, drive shaft sleeves, inner gear rims and bearing covers support stable drawworks rotation and torque transfer; friction drums and gaskets prevent fluid leaks and maintain operational smoothness; empty sleeve chainwheels and keys ensure secure chain engagement for hoisting operations.
• Hydraulic Brake & Chain Parts: PSZ75A hydraulic disc brake sleeves maintain proper brake caliper alignment and pressure distribution; 28A-3×124 and 20A-4×176 heavy-duty chains deliver reliable power transmission for drawworks and auxiliary drive systems.
• Mud Pump & BOP Control Parts: EMSCO F-1000 pump piston rods enable consistent mud fluid displacement; BOP accumulator charging valves, retainers and compression rings maintain stable pressure for well control systems; stop valves regulate flow for QST140J high-pressure test pumps.
• Auxiliary Drilling Components: Nickel-plated brass hydraulic adapters ensure sealed connections; filter screens purify drilling fluids; water-air instruments monitor operational parameters; carbon brushes and high-pressure hoses support electrical and hydraulic auxiliary systems; braking belt assemblies deliver reliable emergency stopping power.
Structure Characteristics
• High-Load Durability: Drawworks gears and chains are forged from hardened alloy steel, withstanding up to 130,000 lbs of tensile load and resisting wear under continuous heavy hoisting operations.
• Precision OEM Tolerance: All sleeves, gears and bearing components are machined to ±0.006mm dimensional accuracy, guaranteeing perfect alignment with JC70D drawworks and PSZ75A brake assemblies.
• Leak-Proof Sealing Design: Custom gaskets, compression rings and brake sleeves feature precision-machined sealing surfaces, eliminating hydraulic fluid and mud leaks under high-pressure conditions.
• Corrosion & Wear Resistance: Metal components are coated with anti-corrosion finishes; rubber gaskets and braking belts resist oil, mud and high-temperature degradation, extending service life in harsh oilfield environments.
Applicable Operating Conditions
These components are built to perform reliably in extreme oilfield drilling environments, including:
• Onshore/offshore drilling rigs (JC70D/JC70DB drawworks hoisting systems)
• PSZ75A hydraulic disc brake assemblies for drawworks braking
• EMSCO F-1000 mud pumps and BONENG KF87B mud agitator systems
• FPQ1200-8 BOP control units and 15GAL accumulator well control systems
• QST140J high-pressure test pumps and auxiliary drilling monitoring equipment
• Operating temperature range: -35℃ to 130℃, suitable for high-vibration, high-pressure, mud-contaminated oilfield conditions
Maintenance & Care Recommendations
• Drawworks Components: Inspect sleeves, gears and chains for wear every 200 operating hours; lubricate drive shafts and chainwheels weekly with high-temperature grease; replace gaskets during routine overhauls to prevent leaks.
• Hydraulic Brake Parts: Check PSZ75A brake sleeves for wear and fluid leaks monthly; adjust brake clearance quarterly; replace braking belts at the first sign of cracking or glazing.
• Mud Pump & BOP Parts: Inspect piston rods and accumulator seals for damage every 300 hours; clean filter screens quarterly to prevent clogging; test BOP charging valve pressure monthly.
• Auxiliary Components: Inspect high-pressure hoses for cracks and corrosion every 6 months; replace carbon brushes when worn to maintain electrical performance; keep water-air instruments clean and calibrated.
• Storage Guidelines: Store parts in a dry, dust-free, temperature-controlled area; coat metal components with anti-corrosion lubricant; retain original packaging to prevent scuffs and deformation.
We supply the following spare parts:
Water jacket Z03010400004AA |
Sleeved Shaft p/n:P1103130AA |
main drum assembly Z03010000164AA |
Chain 28A-3×124 |
Chain 20A-4×176 |
SLEEVE, L=20.37, DRIVE SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.04.14 |
GEAR RIM, INNER, DRIVE SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.04.15 |
KEYB50×28×130, FOR DRAWWORK, MODEL: JC 70 D, MAKE: HH, P/N: JC068.01.04.17 |
SLEEVE=20.37, FOR DRAWWORK, MODEL: JC 70 D, MAKE: HH, P/N: JC068.01.04.18 |
BEARING COVER, FOR DRAWWORK, MODEL: JC 70 D, MAKE: HH, P/N: JC068.01.04.10 |
EMPTY SLEEVE CHAINWHEEL Z=53，P=38.1, FOR DRAWWORK, MODEL: JC 70 D, MAKE: HH, P/N: JC068.01.04.11 |
SLEEVE, L= 141, DRIVE SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.04.12 |
SLEEVE, INNER, L=141, DRIVE SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.04.13 |
FRICTION DRUM, FOR DRAWWORK, MODEL: JC 70 D, MAKE: HH, P/N: JC068.01.02.38 |
SLEEVE FOR HYD DISC BRAKE, MODEL: PSZ 75A, MAKE: HH, P/N: PSZ75A-2-14 |
SLEEVE FOR HYD DISC BRAKE, MODEL: PSZ 75A, MAKE: HH, P/N: PSZ75A-2-15 |
SLEEVE FOR HYD DISC BRAKE, MODEL: PSZ 75A, MAKE: HH, P/N: PSZ75A-2-10 |
SLEEVE FOR HYD DISC BRAKE, MODEL: PSZ 75A, MAKE: HH, P/N: PSZ75A-2-13 |
GASKET, DRUM SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.02.18 |
GASKET, DRUM SHAFT ASSY, FOR DRAW WORKS, MODEL: JC-70D, MAKE: HH, P/N: JC068.01.02.51 |
CLUTCH FOR DRAWWORKS JC70DB-01, MAKE – HH, DRAWING CODE LT1168/305T |
piston rod H6319-0075-00 (BEI-0668) for EMSCO PUMP F-1000 |
adapter for CG, Nickel plated brass, IP56, EX e/d, ISO 261 BGJ-3/4″ NPT (M)×1/2″NPT（M） |
CHARGING VALVE, FOR 15 GAL ACCUMULATOR TYPE 15GAL 1600, FOR BOP CONTROL UNIT, MODEL: FPQ1200-8, P/N: AI-GT3-309 |
RETAINER, SIZE: 90 X 85 DIA X2 FOR 15 GAL ACCUMULATOR TYPE 15GAL 1600, FOR BOP CONTROL UNIT, MODEL: FPQ1200-8, P/N: ANXQ-00-07 |
RING, JUNK/COMPRESSION RING, FOR BOP ACCUMULATOR UNIT, MODEL: ANXQ-L11 (15) 3000, P/N: ANXQ-00-04 |
STOP VALVE,EQUIPMENT:HIGH PRESSURE TEST PUMP UNIT,EQUIPMENT MAKE:DONGSU,EQUIPMENT MODEL:QST140J,OEM PART NUMBER:200GF600 |
Bolin BLC-800P DC 12V 4.0W Color Camera |
XJFH 5/35-5000 Braking Belt Assy |
512605510072501000 Filter Screen Hx250x180W |
AF0000010600 Water – Air Instrument |
ZD14-000-006 Carbon Brush |
GH700002-1700 Hose L-12200.35MPA |
GH700002-3000 Hose L-19000.35MPA |
BONENG GEAR BOX, FOR MUD AGITATOR P/N: KF87B-19-AE5-V11 |
On-Site Fault Repair Cases
Case 1: JC70D Drawworks Overheating Failure
A JC70D drawworks experienced severe overheating and reduced hoisting speed due to a faulty Z03010400004AA water jacket. Replacing the damaged water jacket and flushing the cooling system restored proper temperature regulation and full drawworks performance.
Case 2: PSZ75A Hydraulic Brake Leak
A rig’s PSZ75A hydraulic disc brake lost stopping power due to a worn PSZ75A-2-14 brake sleeve and fluid leakage. Installing a new OEM-spec brake sleeve and replacing damaged seals eliminated leaks and restored reliable braking force.
Case 3: EMSCO F-1000 Mud Pump Pressure Loss
An EMSCO F-1000 mud pump suffered inconsistent mud pressure due to a worn H6319-0075-00 piston rod. Swapping in the new piston rod and resealing the pump cylinder restored steady mud flow and pressure.
Frequently Asked Questions (FAQ)
Question | Answer |
Are these JC068 series parts compatible only with HH JC70D drawworks? | Yes, the JC068 series sleeves, gears and bearing covers are direct OEM replacements designed exclusively for HH JC70D and JC70DB drawworks assemblies. |
What BOP control unit fits the AI-GT3-309 charging valve? | This charging valve is engineered for FPQ1200-8 BOP control units paired with 15GAL 1600-type accumulators, ensuring stable pressure retention for well control operations. |
Do these 28A-3 and 20A-4 chains fit JC70D drawworks drive systems? | The 28A-3×124 and 20A-4×176 chains are precision sized for JC70D drawworks chainwheel drives, providing secure power transmission for hoisting and rotary operations. |
Closing Section: Procurement Guidance & Call to Action
This full suite of drilling machinery spare parts serves as both a definitive procurement reference standard and a practical technical troubleshooting guide for JC70D drawworks, PSZ75A brakes, F-1000 mud pumps, and BOP control systems. Every component is backed by strict API compliance, field-proven performance data, and rigorous quality control, ensuring you source reliable parts that mitigate unplanned rig downtime and reduce long-term maintenance expenses. Whether you need emergency drawworks repairs, brake component replacements, mud pump overhauls, or BOP accumulator fixes, these direct-fit, rugged parts align with global oilfield safety and operational standards. Investing in these precision-engineered spare parts ensures consistent torque transmission, leak-free hydraulic performance, reliable braking, and stable well control, avoiding costly drilling operational disruptions in even the harshest rig environments. Secure your supply of these certified, OEM-compatible components to meet your exact drilling equipment replacement needs and maintain uninterrupted rig efficiency.
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