Longer Durability OEM Hydraulic Breaker Parts Front Cover Outer Bush Tool Bush SB40 SB50 SB70 SB81 SB121 HB20G With OEM
Longer Durability OEM Hydraulic Breaker Parts Front Cover Outer Bush Tool Bush SB40 SB50 SB70 SB81 SB121 HB20G With OEM
Product Introduction
Our OEM hydraulic breaker parts—including front covers, outer bushes, and tool bushes—are precisely engineered for compatibility with popular models such as SB40, SB50, SB70, SB81, SB121, and HB20G. Manufactured in strict accordance with original equipment manufacturer (OEM) standards, these replacement parts are made from high-quality materials using advanced manufacturing processes. This ensures outstanding durability, reliable performance, and a perfect fit for your hydraulic breaker. Choose our OEM hydraulic hammer parts to maximize the lifespan and efficiency of your equipment in demanding construction and demolition environments.
Parameter
|
Model (Small range)
|
SB10
|
SB20
|
SB30
|
SB35
|
SB40
|
|
|
Applicable weight
|
tons
|
0.8-2.5
|
1.2-3
|
2.5-4.5
|
3-5.5
|
4-7
|
|
Working weight
|
kg
|
73
|
90
|
120
|
180
|
298
|
|
Impact rate
|
bpm
|
800-1400
|
700-1200
|
600-1100
|
500-1000
|
500-900
|
|
Operating pressure
|
bar
|
90-120
|
90-120
|
90-120
|
100-130
|
110-140
|
|
Chisel diameter
|
mm
|
40
|
45
|
53
|
60
|
68
|
|
Model
|
SB43
|
R75
|
SB45
|
SB50
|
SB60
|
|
|
Applicable weight
|
tons
|
6-9
|
6-9
|
7-14
|
11-16
|
15-18
|
|
Working weight
|
kg
|
380
|
410
|
510
|
890
|
1303
|
|
Impact rate
|
bpm
|
400-800
|
520-1000
|
400-800
|
350-700
|
350-650
|
|
Operating pressure
|
bar
|
120-150
|
110-130
|
130-160
|
150-170
|
150-170
|
|
Chisel diameter
|
mm
|
75
|
75
|
85
|
100
|
125
|
|
Model (Medium range)
|
HB15G
|
HB20G
|
SB70
|
NB500
|
SB81
|
|
|
Applicable weight
|
tons
|
15-18
|
18-25
|
16-21
|
18-26
|
18-26
|
|
Working weight
|
kg
|
133
|
1680
|
1544
|
1500
|
1830
|
|
Impact rate
|
bpm
|
350-650
|
400-800
|
350-600
|
400-800
|
350-500
|
|
Operating pressure
|
bar
|
150-170
|
160-180
|
160-180
|
160-180
|
160-180
|
|
Chisel diameter
|
mm
|
120
|
135
|
135
|
135
|
140
|
|
Model (Large range)
|
HB30G
|
SB121
|
HB40G
|
SB131
|
SB151
|
|
|
Applicable weight
|
tons
|
25-30
|
28-35
|
35-43
|
35-43
|
40-50
|
|
Working weight
|
kg
|
2305
|
2781
|
2781
|
2996
|
3833
|
|
Impact rate
|
bpm
|
350-700
|
300-450
|
250-400
|
250-400
|
200-350
|
|
Operating pressure
|
bar
|
160-180
|
160-180
|
160-180
|
160-180
|
160-180
|
|
Chisel diameter
|
mm
|
150
|
155
|
160
|
165
|
175
|
Key Features
High Durability:
Our hydraulic breaker parts are crafted from high-strength alloy steel, such as 20CrMo, and undergo advanced heat treatment processes to deliver superior wear resistance and impact resistance. Additional surface treatments like nitriding and quenching further enhance hardness and fatigue resistance, ensuring reliable performance in demanding applications.
Strict OEM Compliance:
All parts are manufactured to precise OEM specifications, guaranteeing perfect compatibility and seamless integration with original hydraulic breaker equipment. We also offer customization services to adjust dimensions and materials according to specific customer requirements.
Long-Life Design:
By optimizing material selection and manufacturing processes, our parts feature an extended service life, reducing the need for frequent replacements and minimizing maintenance costs. Precision machining and rigorous quality control ensure exceptional reliability, even under high-stress operating conditions.
Applications
These high-quality hydraulic breaker parts are widely used in construction demolition, mining operations, and infrastructure development projects. Engineered for reliability and efficiency, they ensure optimal performance of hydraulic breakers even under harsh and demanding working conditions. Choose our durable components to maximize equipment uptime and productivity across a variety of heavy-duty applications.
Technical Specifications
-
Materials: High-strength alloy steel (20CrMo), wear-resistant steel.
-
Manufacturing Processes: Precision casting, CNC machining, heat treatment.
-
Quality Standards: Compliant with international standards and subject to strict quality inspections.
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Guaranteed Delivery Time
We ensure a delivery time of 15-25 days from the date of payment, so you can receive your hydraulic quick hitch coupler promptly and start increasing efficiency on your construction projects without delay.
Hydraulic Quick Hitch Coupler Types
- T Type
- P Type
Key Features:
- Strong safety pin positioned with high accuracy for secure attachment.
- High-abrasion front tiger mount design for increased durability.
- Reinforced hydraulic cylinder with imported Simrit (German brand) oil seals for long-lasting, leak-free performance.
Why Choose Us?
- Your one-stop manufacturer and exporter for all construction equipment parts, offering both OEM and ODM customization services.
- 12-month warranty, with CE and ISO 9001 certification for quality assurance.
- Over 10 years of experience working with major brands like Furukawa, MSB, Daemo, YHB, and Everdigm. We specialize in Asia-type hydraulic breakers.
- 100% product testing before delivery to ensure reliability.
- “Quality is our life”—our commitment to product excellence.
- We strive to exceed customer expectations, dedicating all resources to your project, regardless of size.
- 24/7 after-sales and technical support, including on-site service when necessary.
Production Process Highlights
- Through/Side/Bolt: Made from 42CrMo steel, with 10.9 and 12.9 grade, heat-treated and surface-coated for superior strength and corrosion resistance.
- Mounting Pin: 42CrMo steel, hardening, tempering, and grinding, with high surface hardness for long-term durability.
- Special Checked Piston: 20CrMo steel with advanced thermal treatment and precision grinding for excellent lubricity and wear resistance.
- Inner Bush & Front Cover: Forged from 42CrMo or 20CrMo, carburized, quenched, and finely ground for exceptional wear and impact resistance.
Frequently Asked Questions
Q: Are you a manufacturer?
A: Yes, our factory was established in 2010.
Q: Will your product fit my excavator?
A: Our hydraulic breakers and quick hitches are compatible with most excavator models. Share your model, and we’ll confirm the fit.
Q: What is your warranty policy?
A: 12 months for hydraulic breakers, 6 months for spare parts.
Q: Can you produce according to customer designs?
A: Absolutely! We offer OEM and ODM services.
Q: What is your MOQ and payment terms?
A: MOQ is 1 set. We accept T/T, Western Union, and negotiable terms.
Q: What is the delivery time?
A: 5-25 working days after payment.
Q: How do you package products?
A: Products are wrapped in stretch film, packed by pallet or polywood case, or as requested.
Q: Which countries have you exported to?
A: Saudi Arabia, Korea, Thailand, Cyprus, India, Canada, Australia, Peru, Egypt, Brazil, Mexico, South Africa, and more.
Our Comprehensive Services
- Pre-sales: Custom design services, technical consultation, and personnel training.
- In-sales: Assistance with shipping options, and provision of material, heat treatment, and inspection reports.
- After-sales: Construction program assistance, installation and commissioning guidance, and operator training.
Innovation & Quality Commitment
We supply full hydraulic breakers for MB1500 and MSB250 models, and are continuously developing new products for future market needs. All SEWOOMIC hydraulic breakers come with a 12-18 month warranty, and spare parts with a 6-month warranty. Our strict quality standards apply to every component, including cylinders, pistons, and outer shells.
About SEWOOMIC Machinery
With nearly 12 years of experience in hydraulic breaker manufacturing, SEWOOMIC Machinery has earned CE and ISO9001:2005 certification. Our skilled team is dedicated to continuous quality improvement and superior customer service worldwide.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.

