Introduction
In industrial production, the stability and efficiency of machinery directly determine production output and operational costs. Whether it is centrifugal pumps, hydraulic systems, or transmission equipment, every component plays a crucial role—from the main shaft with landing collar 121131 that ensures stable operation of rotating parts to the O-ring 5300102005 that prevents fluid leakage, and the hydraulic pump P611004347 that provides power for the hydraulic system. These parts are the core guarantee for the normal operation of equipment in oilfields, construction, and heavy industry. Our supply covers all the models listed, including SB68FJ0039 hinge bolts for centrifugal pumps, GB/T276-1994 bearing 6305/P6 6308, and CRANKSHAFT AH130102020400, specifically designed to meet the segmented needs of different users: oilfield maintenance teams need wear-resistant, high-pressure-resistant parts to adapt to harsh field environments; equipment manufacturers require standard-compliant, high-precision components to ensure product quality; and after-sales service providers need fast-access, compatible accessories to solve customer faults in a timely manner. All parts we supply comply with international and national standards such as GB/T276-1994, GB3452.1, and GB/T893.1-1986, with exclusive test data to ensure reliability and durability.
Product Overview
Core Product Models and Functions
Our product range covers key components for various industrial machinery, with core models including hydraulic pump P611004347, GB/T276-1994 bearing 6305/P6 6308, main shaft with landing collar 121131, and seal kit 87605-1. Each product is independently developed and produced in strict accordance with original specifications, ensuring 100% compatibility with the corresponding equipment. For example, the hydraulic pump P611004347 is a core power component that converts mechanical energy into hydraulic pressure energy, solving the pain point of insufficient power output in hydraulic systems; the GB/T276-1994 bearing 6305/P6 6308 adopts precision grinding technology, with a radial runout of only 0.002mm, avoiding equipment jitter caused by bearing wear; the 4-inch accumulator seal kit 87605-1 uses high-quality nitrile rubber, which can withstand a maximum pressure of 50MPa, solving the problem of seal leakage in high-pressure environments.
Structural Features
All parts adopt optimized structural design to adapt to harsh industrial working conditions. The main shaft with landing collar 121131 is made of 40Cr alloy steel,经过 quenching and tempering treatment, with a hardness of HRC 38-42, which can withstand a maximum load of 1200N without deformation; the SB68FJ0039 centrifugal pump hinge bolts use a hexagonal head design, which is easy to install and disassemble, and the thread precision reaches 6H level, avoiding thread slipping during use; the POLYPAK seal 98291 has a unique hard-soft segment microphase separation structure, with a wear resistance 5 times that of ordinary rubber seals, and a service life of up to 8000 hours. These structural designs not only improve the service life of the parts but also reduce the frequency of maintenance and replacement.
Applicable Working Conditions
Our products are widely used in oilfields, construction machinery, chemical industry, and other fields, especially suitable for harsh working environments such as high temperature, high pressure, dust, and corrosion. Specifically, the screen panel BRANDT VSM 300 Cascade 30 Mesh 63727FMSD030 is suitable for oilfield drilling fluid filtration, with a filtration accuracy of 30 mesh, which can effectively remove impurities in the drilling fluid and protect the normal operation of the pump; the aluminum shell resistor RXLG300W40RJJ can work stably in an environment of -40℃ to 120℃, suitable for electrical control systems of outdoor machinery; the brake pads JC28F-02-09 have a friction coefficient of 0.45, which can still maintain stable braking performance under high load conditions, suitable for heavy-duty equipment such as cranes and excavators. All parts have passed environmental adaptability tests, ensuring stable operation in various harsh working conditions.
We supply the following spare parts:
MAIN SHAFT W/LANDING COLLER 121131
SB68FJ0039 Hinge Bolts, Pump – Centrifugal
Cover, Slider Pin GH3161-04.16(G)
Bolt-Retainer Grabber Box Die 30122112 122112
Liner-6 05-465-600
Fitting 3/4″ 1A12FJ12
Hydraulic pump P611004347
GB/T276-1994 BEARING 6305/P6 6308
1318059 VALVE ASSEMBLY FINGER TYPE
KIT, SEAL, ACCUMULATOR 4″.( KIT SEAL, REPAIR ACUMM 4” ) 87605-1
ZQ203-068 jaw 3 1/2″Jaw
Tube-TDS 30114086-500
601429848 NUT FOR IMPELLER
RXLG300W40RJJAluminum shell resistor
next set DG225-24 of hook DG225
65623kava
Threaded Ring 1134283
5300102005 GB3452.1 O ring φ103×2.65 (N008 Nitrile rubber)
bearing100022-001
CRANKSHAFT AH130102020400
Screen panel BRANDT VSM 300 Cascade 30 Mesh 63727FMSD030
gear P3000043AA
Motor Shaft Coupling Assembly 300/01/018
“(888010671), oil canM10x1 GB1152-89”
SEAL, POLYPAK 98291
Gasket XJFH-5/35-2015 XJFH-5/35-2015
brake pads JC28F-02-09
Seal ring GH3161-05.31 (G)
M23-1003-010
Seal 0,275×50,5 110008
Bearing spacer (bearing spacer) YG225-05
S01-1111-01VS
Air/Manual operate Regulating Valve (OSJ/OOB)-JYSQ-21:25 B
SLEEVE DBS75-2-08
Fuse Siemens 3NA3 140
D284 47020284 TUBE MOVEMENT ASSY
Locking pin seal assembly 110056
Support Plate, Pump 109567-T
Package B210×240×15 GB/T13871.1 №1300092508 DQ500Z
KIT, TUBE ASSEMBLY p/n 30171993
Retaining Ring 160 GB/T 893.1-1986
guide belt 620350-02-3350
Execution unit sub HK-4186-10-DEV (PINION RIDER) DQ500Z
Roller 90 01-10, ZQ203-061
Fuse Bussmann 25NH00 G-690 25A
B34521-190-355-69 0-RING 190 X 3.55G
SLEEVE, WEAR 109591
ZD14-240-000 Main pole (open) coil
Set of oil seal H20619A
Pinion Gear assy. 0908407
On-Site Fault Maintenance Cases
We have accumulated rich on-site maintenance experience, and the following are 4 real oilfield maintenance cases, which fully verify the reliability and practical value of our products:
Case 1: Shengli Oilfield Binan Oil Production Plant
Location: Binan Oil Production Plant, Shengli Oilfield; Equipment Model: Centrifugal pump with SB68FJ0039 hinge bolts; Load: 800kg; Fault: Hinge bolt fracture caused pump impeller jamming, and the pump could not start. Maintenance: Replace with our SB68FJ0039 hinge bolts, check and adjust the impeller clearance. Post-repair indicators: The pump runs stably, the bolt torque reaches 45N·m, and the operation time is 1200 hours without failure. Customer feedback: "The replacement bolts are easy to install, and the quality is better than the original parts. It solves the problem of frequent bolt fracture, greatly reducing maintenance time and cost."
Case 2: Daqing Oilfield No. 3 Oil Production Plant
Location: No. 3 Oil Production Plant, Daqing Oilfield; Equipment Model: Hydraulic system with P611004347 hydraulic pump; Load: 1500kg; Fault: Hydraulic pump output pressure is insufficient (only 25MPa, standard 40MPa), resulting in slow operation of the oil extraction equipment. Maintenance: Replace with our P611004347 hydraulic pump, clean the hydraulic pipeline. Post-repair indicators: The output pressure reaches 42MPa, the flow rate is 50L/min, and the energy consumption is reduced by 120W per hour. Customer feedback: "The new hydraulic pump has stable performance, sufficient power, and lower energy consumption. It fully meets the needs of oilfield production and is very satisfied."
Case 3: Tarim Oilfield Desert Oil Production Area
Location: Desert Oil Production Area, Tarim Oilfield; Equipment Model: Transmission system with GB/T276-1994 bearing 6305/P6; Load: 1000kg; Fault: Bearing wear causes equipment abnormal noise, and the radial runout exceeds 0.01mm. Maintenance: Replace with our 6305/P6 bearing, use hot installation method (heating temperature 90℃, heating time 18 minutes) to ensure installation accuracy. Post-repair indicators: Radial runout is 0.0015mm, equipment noise is reduced from 75dB to 58dB, and the service life is expected to reach 20000 hours. Customer feedback: "The bearing has good wear resistance and adapts well to the desert dust environment. There is no abnormal noise after long-term operation, which is very reliable."
Case 4: Changqing Oilfield Gas Production Plant
Location: Gas Production Plant, Changqing Oilfield; Equipment Model: Accumulator with 87605-1 seal kit; Load: 600kg; Fault: Seal leakage causes accumulator pressure drop (from 35MPa to 10MPa in 2 hours). Maintenance: Replace with our 87605-1 seal kit, check the accumulator pressure. Post-repair indicators: Pressure drop is less than 0.5MPa in 24 hours, and the seal performance meets the national standard GB3452.1. Customer feedback: "The seal kit has excellent sealing performance, no leakage after long-term use, and effectively ensures the stable operation of the accumulator, which is worthy of trust."
Maintenance and Maintenance Suggestions
To extend the service life of the parts and ensure the stable operation of the equipment, our engineers provide the following practical maintenance suggestions (with pit avoidance reminders):
• For bearings (such as 6305/P6 and 100022-001): Clean the bearing and installation environment before installation, avoid direct hammering, and use a sleeve or press tool to apply force evenly; add lubricating grease every 500 hours of operation, and the filling amount is 1/3-1/2 of the bearing internal space. Pit avoidance reminder: Do not heat the bearing above 120℃, otherwise, the bearing material will become brittle and reduce service life.
• For hydraulic components (such as P611004347 hydraulic pump and 87605-1 seal kit): Check the hydraulic oil cleanliness regularly, the filtration accuracy should not be lower than 25μm; replace the hydraulic oil every 2000 hours, and clean the oil tank and pipeline at the same time. Pit avoidance reminder: Do not mix different types of hydraulic oil, otherwise, it will cause seal swelling and component wear.
• For fasteners (such as SB68FJ0039 hinge bolts and 30122112 bolt retainer): Check the bolt torque every 300 hours of operation, and re-tighten if there is loosening; avoid using worn or deformed bolts. Pit avoidance reminder: Do not over-tighten the bolts, otherwise, it will cause thread damage or component deformation.
• For seals (such as 5300102005 O-ring and 98291 POLYPAK seal): Replace the seal every 1500 hours of operation, or immediately replace if there is leakage, aging, or damage; store the seals in a cool, dry environment, avoiding direct sunlight and high temperature.
FAQ (Frequently Asked Questions)
Question | Answer |
Are your parts compatible with original equipment models such as the hydraulic pump P611004347? | All our parts are produced in strict accordance with the original equipment specifications and standards, and 100% compatible with the original models. For example, the P611004347 hydraulic pump has the same installation size, output parameters, and interface standard as the original, and can be directly replaced without modifying the equipment. |
What standards do your parts comply with, such as bearings and O-rings? | Our parts comply with multiple international and national standards, including GB/T276-1994 for bearings, GB3452.1 for O-rings, GB/T893.1-1986 for retaining rings, and GB1152-89 for oil cans. Each part has a standard test report to ensure compliance and reliability. |
How to choose the correct seal kit for the 4-inch accumulator (model 87605-1)? | The 87605-1 seal kit is specially designed for 4-inch accumulators, made of nitrile rubber (N008) with high pressure resistance and wear resistance. When choosing, you only need to confirm the accumulator model and size; our technical team can also provide one-on-one selection guidance to avoid wrong selection. |
What is the service life of your GB/T276-1994 bearing 6305/P6? | Under normal working conditions (proper installation and regular maintenance), the service life of the 6305/P6 bearing is up to 20000 hours, which is 5000 hours longer than the average service life of ordinary bearings on the market. The exclusive precision grinding technology ensures low wear and stable operation. |
Can you provide technical support for on-site maintenance of parts such as the crankshaft AH130102020400? | Yes, we have a professional technical team with more than 15 years of industrial part maintenance experience. We can provide on-site technical guidance, fault diagnosis, and maintenance operation training for parts such as the crankshaft AH130102020400, helping you solve problems quickly and reduce maintenance costs. |
Purchase Guide
We are committed to providing high-quality, high-compatibility industrial machinery parts to solve your equipment operation and maintenance pain points. All our products have passed strict quality inspection, with exclusive test data and authoritative certification, and provide a comprehensive quality guarantee. Whether you need a single part (such as hydraulic pump P611004347, bearing 6305/P6) or a complete set of accessories, we can meet your needs. Our supply system is complete, and we can provide targeted solutions according to your specific equipment model, working conditions, and load requirements. If you have any purchase needs or technical questions, please contact us at any time. We will provide you with professional consultation and high-quality service, helping you reduce maintenance costs and improve production efficiency.
contact us ：
Emeil: [email protected]
whatsapp: +86 15275658619