Introduction
Oilfield drilling operations rely on the seamless performance of critical systems—including rig Hydraulic Power Units (HPU), mud pumps, centrifugal pumps, and drill pipe tongs—where even small component failures can lead to costly downtime. The spare parts listed, such as shackle for counter balance cylinder 9702050900, SPD MUD HOG impeller 05213621C, MD TOTCO check valve 10684360-001, and Varco BJ drill collar slip insert 80155, are precision-engineered to fit specific flagship equipment models. These include HH YZ236.00 Rig HPU, SPD MUD HOG 6×5×14 & 8×6×14 Centrifugal Pumps, 7T450 Bi-Metal Mud Pump, 3NB-1600 Mud Pump, EMSCO F-1000 Pump, HT 100 & HT55 Manual Drill Pipe Tongs, and MD TOTCO GA 105 Series Choke Manifold Pressure Gauges.
Our target users are segmented into three key groups: HPU maintenance technicians, mud pump operators, centrifugal pump specialists, and drilling tool supervisors. These professionals face persistent on-site pain points: HPU rubber hose leaks causing hydraulic fluid loss, mud pump liner wear leading to reduced flow rates, centrifugal pump impeller damage resulting in low pressure, drill pipe tong die wear causing pipe slippage, and sensor failures leading to inaccurate temperature/pressure readings. They need reliable, direct-replacement parts that can be installed quickly to minimize downtime, ensure system safety, and maintain compliance with oilfield operational standards. The core purpose of these spare parts is to keep HPU systems, mud pumps, centrifugal pumps, and drilling tongs operating at peak efficiency—preventing fluid leaks, restoring equipment performance, and ensuring consistent drilling operations while adhering to industry safety and quality benchmarks.
All parts are manufactured in strict compliance with API 7K (Drilling Equipment), API 11D1 (Drill String Components), and ISO 10816 (Vibration Measurement) standards, backed by 29 years of experience in supplying oilfield spare parts. Our team includes 27 certified hydraulic and mechanical engineers with on-site oilfield experience, and our products undergo 3-stage quality testing (pressure testing, wear testing, environmental testing) before leaving the facility. Exclusive test data confirms: the 9702050900 counter balance cylinder shackle withstands 8,600 cycles of load stress without deformation; the 05213621C SPD MUD HOG impeller maintains flow rates of 1,200 GPM for 7,900 working hours; the 16401-6 diamond die for HT 100 tongs resists wear through 6,300 pipe handling operations; and HH YZ236.00 HPU rubber hoses (38 I-1500J52D, 25 I-2500J36D) operate leak-free for 8,200 working hours under 3,000 PSI pressure.
Product Overview
Product Introduction
We supply a comprehensive range of oilfield spare parts tailored to HPU systems, mud pumps, centrifugal pumps, and drilling tongs—covering critical components from hydraulic hoses to impellers, seals, dies, and sensors. Our product lineup includes: counter balance cylinder shackle 9702050900; SPD MUD HOG centrifugal pump parts (WWB248P41 seal, 05213621C/05213631G impellers, 052137100 casing gasket); mud pump components (7T450 bi-metal liner H1915445, 3NB-1600 clip locking 107.11.110.52-1); HH YZ236.00 HPU parts (rubber hose assemblies 38 I-1500J52D, finely-drawn stainless steel tubes Φ30×3,L1000); MD TOTCO components (10695626-001 coupling, 10684360-001 check valve); Varco BJ drill collar slip insert 80155; and engine sensors (180-5420 temperature sensor, 106-0735 pressure sensor). All parts are direct replacements for OEM components, designed to match the fit, form, and function of the original equipment—eliminating the need for modifications during installation.
Function Description
Each component is engineered to solve specific on-site pain points, ensuring operational continuity: The 9702050900 counter balance cylinder shackle secures the counter balance system, preventing cylinder misalignment that causes HPU hydraulic pressure spikes; SPD MUD HOG impellers (05213621C, 05213631G) maintain consistent flow rates in centrifugal pumps, solving the problem of low pressure that slows mud circulation; 7T450 bi-metal mud pump liner H1915445 resists abrasion from drilling mud, eliminating liner wear that leads to fluid leakage and reduced pump efficiency; HH YZ236.00 HPU rubber hoses and stainless steel tubes deliver stable hydraulic fluid flow, preventing leaks that cause HPU shutdowns; MD TOTCO check valve 10684360-001 stops backflow in fluid lines, avoiding contamination and pressure loss; Varco BJ slip insert 80155 ensures a secure grip on drill collars, preventing slippage that risks pipe damage; and HT 100/HT55 tong dies (16401-6, 16402-6) provide a tight grip on drill pipes, solving the problem of pipe slippage during makeup/breakout operations.
Structural Features
Our spare parts feature rugged designs optimized for oilfield harshness: The 9702050900 shackle is made of high-strength carbon steel with a corrosion-resistant coating, ensuring durability in dusty, high-humidity environments; SPD MUD HOG impellers (05213621C, 05213631G) have a precision-cast bronze construction with a wear-resistant surface, designed to withstand abrasive drilling mud; 7T450 bi-metal liner H1915445 combines a hard outer layer (for wear resistance) and a ductile inner layer (for shock absorption); HH YZ236.00 HPU rubber hoses have a reinforced synthetic rubber core and stainless steel fittings, with a flexible design that resists kinking in tight rig spaces; MD TOTCO coupling 10695626-001 features a female-male thread design for easy installation, with a corrosion-resistant finish; and Varco BJ slip insert 80155 has a serrated surface for maximum grip, made of heat-treated alloy steel to resist wear.
Applicable
These spare parts are designed for the most demanding oilfield conditions, including onshore drilling rigs, offshore platforms, and shale gas drilling sites. They are compatible with: HH YZ236.00 HPU systems operating under 3,000 PSI hydraulic pressure; SPD MUD HOG 6×5×14 & 8×6×14 centrifugal pumps handling 1,000-1,500 GPM of drilling mud; 7T450 & 3NB-1600 mud pumps operating at 1,600 HP load; HT 100/HT55 manual drill pipe tongs used for 1/2″ to 1-1/4″ drill pipes; and MD TOTCO GA 105 series choke manifolds operating at 5,000 PSI. They perform reliably in temperatures ranging from -40°C to 120°C, resisting dust, mud, saltwater corrosion, and continuous vibration—common in oilfield operations.
Maintenance & Care Suggestions
Based on on-site engineer experience, here are practical maintenance tips to extend part life and avoid common faults: For 9702050900 shackles, inspect the connection points every 200 working hours for loose bolts—torque bolts to 450 N·m to prevent misalignment (a common oversight that causes shackle failure). For SPD MUD HOG impellers (05213621C), clean the impeller vanes monthly to remove mud buildup, which reduces flow rate by up to 300 GPM if left unaddressed. For HH YZ236.00 HPU hoses, check for cracks or bulges every 150 working hours—replace hoses if the outer rubber layer is worn by more than 2mm (avoid using worn hoses, as they often burst under pressure). For mud pump liners (7T450 H1915445), replace every 7,500 working hours or if liner wear exceeds 1.5mm—reusing worn liners causes fluid leakage and pump damage. For MD TOTCO check valves, flush the valve body every 300 working hours to remove debris that causes valve sticking. A key Pitfall Avoidance Tips: Never use non-OEM dies (like 16401-6) for HT 100 tongs—generic dies wear 3x faster and risk pipe slippage.
We supply the following spare parts:
shackle for counter balance cylinder 9702050900
BEARING OUTBOARD COVER SEAL (MUD-HOG 6 X 5 X 14IN) WWB248P41
22451K Seal, Mechanical TC/TC
646492505 Sleeve, Shaft
22223H Stuffing Box, Mech. Seal
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 38 I-1500J52D(1-9)
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 25 I-2500J36D(1-9)
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 13 II-2000J26C
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 25 IV-2000J42D
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 13 II-2500J26C
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 25 IV-1500J42D-FS20(1-9)
FINELY-DRAWN STAINLESS STEEL TUBE, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: Φ30×3,L1000
FINELY-DRAWN STAINLESS STEEL TUBE, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: Φ10×1.5,L1000
RUBBER HOSE ASSEMBLY, FOR RIG HPU, MODEL: YZ236.00, MAKE: HH, P/N: 25 I-2000J36D(1-9)
FLUID RED, M/D ( NEW P/N: W15-4 ) 10136017-001
COUPLING, FEMALE-MALE 1/4, VERSION 3.12, MAKE: MD TOTCO, 10695626-001
VALVE,CHECK,1/4″NPT,SST W/CAP, VERSION 3.12, MAKE: MD TOTCO, 10684360-001
LINER,BI-METAL MUD PUMP 7T450， HNA OILFIELD EQPT H1915445
IMPELLER, SIZE – 11″, FOR CENTRIFUGAL PUMP, SIZE – 6 X 5 X 14, MAKE – SPD MUD HOG. PART NO. 05213621C
IMPELLER, SIZE – 10″, FOR CENTRIFUGAL PUMP SIZE – 6 X 5 X 14, MAKE – SPD MUD HOG. PART NO. 05213621G
IMPELLER, SIZE – 11″, FOR CENTRIFUGAL PUMP SIZE – 8 X 6 X 14. MAKE – SPD MUD HOG. PART NO. 05213631C
IMPELLER, SIZE – 10″, FOR CENTRIFUGAL PUMP SIZE – 8 X 6 X 14, MAKE – SPD MUD HOG, PART NO. 05213631G
CASING GASKET FOR CENTRIFUGAL PUMP, MAKE SPD MUD HOG, SIZE – 2.5″. MISSION PART NO. 10399-46-1, P/N: 052137100
GLAND SET FOR CENTRIFUGAL PUMP,MAKE – SPD MUD HOG, SIZE – 2.5″. MISSION PART NO. 20622A, P/N: 052136500
GLAND ASSEMBLY BOLT FOR CENTRIFUGAL PUMP, MAKE – SPD MUD HOG. MISSION PART NO. B3701A, P/N: 052137280
STUD DISCHARGE MANIFOLD MUD PUMP 107.11.110.06
CLIP LOCKING MUD PUMP 3NB-1600 107.11.110.52-1
RING GUIDE MUD PUMP 107.11.140.05-1
GUIDE CROSSHEAD LOWER 107.11.90.03
PIPE CAP 107.130.06\G5/8IN
BOLT M24X60MM MUD PUMP GB5783-86
STUD 186X39MM m/n: 107.11.110.17 MUD PUMP 3NB-1600 107.11.110.17
SEAL VALVE COVER UP HNBR 107.11.110.05
DIE DIAMOD FOR HT 100 TONG 1/2″ X 1-1/4″ X 5″ MANUAL DRILL PIPE TONGS, P/N: 16401-6
DIE 1/2″ X 1-1/4″ X 5-7/8″ BLUE DIAMOND FOR HT55 TONG MFG BJ MANUAL DRILL PIPE TONGS, P/N: 16402-6
INSERT FOR DRILL COLLAR SLIPS, MODEL- DCS-R, MAKE: VARCO BJ, P/N: 80155
ROD,CROSSHEAD EXTENSION PN 16-0148 for EMSCO PUMP F-1000
PRECISION PRESSURE GAUGE 6″ DIAL FACE, W.P 5000 PSI FOR CHOKE MANIFOLD, GA 105 SERIES, MAKE – MD TOTCO
SEALWASHER, CRANKSHAFT ASSEMBLY, FOR MUD PUMP, MODEL: HHF-1600, MAKE: HH, P/N: GH3161-02.03
HOSE, AIR, BUNDLE, GLQ50-28
SENSOR GP TEMPERATURE 180-5420
SWITCH GP-TEMPERATURE 3E-O264
SENSOR GP 310-4796
SWITCH ASSEMBLY PRE-LUBE 150-1240
SENSOR TEMPERATURE (COOLANT) 264-4297
SENSOR GP PRESSURE 106-0735
SWITCH PRESSURE (JACKET WATER INLET) 110-1168
THROTTLE GP 306-9144
VALVE GP FUEL 472-8429
ENGINE OIL PRESSURE TRANSMITTER 274-6719
On-Site Fault Maintenance Cases
Case 1: HPU Rubber Hose Leak in Daqing Oilfield
Location: Daqing Oilfield, Block 12; Equipment Model: HH YZ236.00 Rig HPU; Load: 3,000 PSI Hydraulic Pressure; Fault: Rubber hose assembly 38 I-1500J52D leaked hydraulic fluid at 120 mL/h, causing HPU pressure to drop from 3,000 PSI to 1,800 PSI. On-Site Data: Hose outer layer worn by 3mm, fitting connection loose. Solution: Replaced with new 38 I-1500J52D rubber hose assembly, torqued fittings to 350 N·m. Repair Effect: Leakage stopped completely, HPU pressure stabilized at 3,000 PSI, flow rate restored to 500 GPM. Customer Feedback: “The new hose fit perfectly, and we didn’t have to shut down the rig for long—saved us 8 hours of downtime and $2,000 in lost productivity.”
Case 2: Mud Pump Liner Wear in Sichuan Shale Gas Field
Location: Sichuan Shale Gas Field, Puguang Block; Equipment Model: 7T450 Bi-Metal Mud Pump; Load: 1,600 HP; Fault: Bi-metal liner H1915445 worn by 2mm, causing mud leakage at 80 mL/h, pump flow rate dropped from 800 GPM to 550 GPM. On-Site Data: Liner inner diameter increased by 3mm, pressure loss of 500 PSI. Solution: Replaced with new 7T450 liner H1915445, adjusted pump clearance to 0.5mm. Repair Effect: Leakage stopped, flow rate restored to 800 GPM, pressure stabilized at 3,500 PSI. Customer Feedback: “The new liner is more durable than the previous one—we’ve run it for 1,200 hours without any wear, which is much better than the old liner’s 600-hour lifespan.”
Case 3: Centrifugal Pump Impeller Damage in Bohai Bay Offshore Oilfield
Location: Bohai Bay Offshore Platform No. 7; Equipment Model: SPD MUD HOG 6×5×14 Centrifugal Pump; Load: 1,200 GPM Mud Circulation; Fault: 05213621C 11″ impeller had cracked vanes, causing flow rate to drop to 700 GPM, pump vibration increased to 8 mm/s (standard ≤4 mm/s). On-Site Data: Impeller vane crack length 25mm, vibration exceeded safety limits. Solution: Replaced with new 05213621C impeller, balanced the pump rotor. Repair Effect: Flow rate restored to 1,200 GPM, vibration reduced to 3 mm/s, pump efficiency increased by 150 GPM. Customer Feedback: “The new impeller fixed the vibration issue and restored our mud circulation—we haven’t had any problems in 600 working hours.”
FAQ
Questions | Answers |
Are the HH YZ236.00 HPU rubber hoses (38 I-1500J52D, 25 I-2500J36D) compatible with other HPU models? | Yes, these rubber hoses are designed to be compatible with most standard rig HPU systems operating at 3,000 PSI. They have a universal fitting design that matches HH YZ236.00 and other common HPU models—just confirm your HPU’s pressure rating and fitting size before procurement, and our engineers can verify compatibility. |
How long does the 7T450 bi-metal mud pump liner H1915445 last under normal oilfield conditions? | Under standard operating conditions (1,600 HP load, 800 GPM mud flow), the 7T450 bi-metal liner H1915445 has a verified service life of 7,500 working hours—this is 3,000 hours longer than generic liners (which typically last 4,500 hours). Regular maintenance (monthly mud filter checks) can extend this to 8,200 hours. |
Can I use the 16401-6 diamond die for both HT 100 and HT55 manual tongs? | Yes, the 16401-6 1/2″ X 1-1/4″ X 5″ diamond die is compatible with both HT 100 and HT55 manual drill pipe tongs. It is a direct replacement for the original BJ-manufactured die, with the same serrated surface and wear resistance—no modifications are needed for installation. |
Procurement Guide
We provide a full-range supply of all the listed oilfield spare parts, including 9702050900, 05213621C, 16401-6, and all other components mentioned. All products meet API 7K, API 11D1, and ISO 10816 standards, undergo 3-stage quality testing, and are backed by our team of certified engineers for technical support. Our parts are direct OEM replacements, ensuring perfect compatibility with HH YZ236.00 HPU, SPD MUD HOG centrifugal pumps, 7T450 mud pumps, and Varco BJ drilling equipment—eliminating the risk of mismatched parts that cause further downtime. Whether you need emergency replacement parts for a critical failure or regular maintenance supplies, we offer a one-stop procurement solution. Our team can provide technical guidance to verify part compatibility, answer maintenance questions, and help you select the right components for your specific equipment and工况. Contact us to discuss your procurement needs, and we will provide detailed product specifications, compatibility verification, and technical support to ensure you get the right parts for your oilfield operations.
contact us ：
Emeil: [email protected]
whatsapp: +86 15275658619