Flexible Rubber Couplings Manufacturer for Industrial Machinery
For excavators, hydraulic pumps, air compressors, diesel engines, generators and custom drive systems.
YNF Rubber supplies flexible rubber couplings for excavators, air compressors, diesel engines, hydraulic pump drives, generator sets and industrial machinery. Our coupling range covers CF-A couplings, CF-H couplings, flange couplings, spline hubs, gear hubs and custom rubber coupling solutions.
These rubber couplings are designed for torque transmission, vibration damping, shock absorption and misalignment compensation. Customers can send the part number, machine model, sample, drawing or coupling dimensions for replacement matching and quotation.
Vibration Damping
Torque Transmission
Custom by Sample or Drawing
What Type of Rubber Coupling Do You Need?
Start with your machine or drive application. YNF Rubber can help identify the right flexible rubber coupling from a part number, machine model, dimensions, photos or an existing sample.
Excavator & Hydraulic Pump Couplings
Engine-to-pump flexible couplings for excavators, hydraulic pumps and construction machinery drive systems.
Air Compressor Couplings
Flexible rubber coupling replacements for screw compressors and industrial compressor drive systems.
Diesel Engine & Generator Couplings
Torsionally flexible couplings for generator sets, diesel engines, pumps and engine-driven equipment.
Centaflex-Type Couplings
Replacement solutions for CF-A, CF-H and related torsionally flexible coupling designs.
Standard Industrial Couplings
HRC, NM and other flexible coupling systems for motors, pumps, compressors and industrial machinery.
Custom Rubber Couplings
Custom rubber and rubber-to-metal bonded coupling parts made from drawings, dimensions or old samples.
Send us the part number, machine model, coupling photos or basic dimensions. We can help check the correct replacement.
YNF Rubber supplies a wide range of flexible rubber coupling series for excavators, air compressors, diesel engines, hydraulic pump drives, generator sets and industrial machinery. Browse the coupling categories below, or send us the part number, sample, drawing, shaft size, hole type or coupling dimensions for matching.
CF-H Couplings
Heavy-duty flexible rubber couplings for torque transmission, vibration damping and misalignment compensation.
CF-A Couplings
Rubber coupling replacements for pump drives, diesel engines and industrial machinery applications.
FLANGE Couplings
Flexible flange coupling solutions for pump drives, compressor systems and industrial transmission.
Spline Hubs
Coupling spline hubs for pump shafts, engine drive systems and transmission connections.
Gear Hubs
Gear hub parts for rubber coupling assemblies, transmission systems and pump drive connections.
S Series Couplings
Flexible coupling replacements for industrial drives, generators, compressors and machinery repair.
KY Series Couplings
Rubber couplings for air compressor, excavator pump drive and heavy machinery applications.
Flexmaster System
Flexible hose coupling solutions for connection, vibration absorption and machinery pipe systems.
CB Series Couplings
CB series rubber coupling replacements for machinery drive systems and industrial equipment repair.
TFC Couplings
TFC coupling options for torque transfer, drive connection and flexible coupling replacement.
Damper
Rubber dampers for shaft coupling, vibration control and drive system protection.
Clutch
Hydraulic pump clutch and coupling-related drive parts for excavators and heavy equipment.
KE Series Couplings
KE series coupling replacements for diesel drive, machinery transmission and industrial equipment.
YC Series Couplings
YC series flexible rubber couplings for drive systems, industrial machinery and replacement service.
GC Series Couplings
GC series rubber couplings for air compressor drive systems and industrial coupling replacement.
Rubber Blocks
Rubber blocks and elastic elements for coupling assemblies, vibration control and replacement use.
J Series Couplings
J series coupling options for industrial transmission, drive connection and machinery repair.
HRC Couplings
HRC coupling solutions for general industrial power transmission and machinery maintenance.
NM Couplings
NM coupling options for flexible drive connection, shock absorption and replacement projects.
HEX Couplings
HEX coupling parts for industrial coupling replacement, repair and drive system support.
Not sure which coupling series is suitable? Send us the OEM part number, machine model, coupling photos, hole type, spline size, outside diameter, total height and required quantity. YNF Rubber can help check the correct flexible rubber coupling replacement or custom solution.
Advantages of YNF Rubber Flexible Couplings
Built for Vibration Damping, Torque Transmission and Replacement Matching
YNF Rubber flexible rubber couplings are designed to support stable torque transmission, reduce vibration, absorb shock load and protect drive systems in excavators, air compressors, diesel engines, hydraulic pump drives and industrial machinery.
Vibration Damping
The elastic rubber element helps reduce vibration between the engine, pump, compressor or driven equipment, improving operating stability and protecting connected components.
Reliable Torque Transmission
Flexible rubber couplings transfer power smoothly while reducing impact during start, stop and load changes, making them suitable for pump drives and industrial transmission systems.
Misalignment Compensation
The flexible structure helps compensate for small shaft alignment deviations, reducing stress on bearings, shafts, pumps and other connected drive parts.
Rubber & Metal Bonding
Couplings can be produced with rubber, metal hubs, spline hubs or gear hubs according to the application, helping customers replace worn coupling assemblies more accurately.
Replacement Matching Support
YNF Rubber can help check flexible coupling replacements by part number, machine model, product photo, hole type, spline size, outside diameter and total height.
Custom Coupling Solutions
For non-standard rubber couplings, customers can send samples, drawings or detailed dimensions. Custom molded rubber parts and machined hub parts can be checked.
To get a faster quotation, please send the coupling part number, machine model, application position, photos, hole size, spline size, outside diameter, height and required quantity. YNF Rubber will help confirm the suitable flexible rubber coupling series or replacement option.
Need Help Matching a Flexible Rubber Coupling?
Send Coupling Details for Fast Matching
Send us the part number, machine model, coupling photos, hole type, spline size, outside diameter, total height and quantity. YNF Rubber will help check the suitable coupling series or custom replacement option.
For Faster Confirmation:
Part Number
Photos
Dimensions
Quantity
Machine Model
Sample / Drawing
Flexible Rubber Couplings Applications
Flexible Rubber Couplings Applications
YNF Rubber supplies flexible rubber couplings for construction machinery, air compressors, diesel engines, hydraulic pump drives and industrial equipment. These couplings are used for torque transmission, vibration damping, shock absorption and rubber coupling replacement in different drive systems.
Rubber Coupling for Excavators
Rubber coupling for excavators is commonly used between the engine and hydraulic pump. YNF Rubber can help check excavator pump drive couplings, KY series couplings, spline hubs and related rubber-metal coupling parts by machine model, pump model, photos or dimensions.
Rubber Coupling for Air Compressors
Rubber coupling for air compressors is used in compressor drive systems to support torque transmission and vibration damping. GC series couplings and compressor flexible coupling replacement options can be checked by part number, sample or drawing.
Diesel Engine & Pump Drive Systems
Flexible rubber couplings are used in diesel engine drive systems, hydraulic pump drives and generator sets. They help transfer power while reducing shock load during start, stop and load changes.
CF-A & CF-H Coupling Replacement
CF-A coupling and CF-H coupling replacement parts are used in many industrial drive applications. YNF Rubber can help check Centaflex coupling replacement options by original part number, coupling photos, hole type, outside diameter and total height.
Industrial Machinery Drive Systems
Flexible rubber couplings are suitable for industrial machinery, motor drives, compressors, pumps, agricultural equipment and repair stock. They can work as vibration damping coupling and torque transmission coupling parts in different equipment systems.
Custom Rubber Coupling Applications
For non-standard equipment, YNF Rubber can check custom rubber coupling by sample or drawing. Customers can send the old coupling, technical drawing, rubber material requirement, spline size, hole size and working application for review.
Not sure which flexible rubber coupling is suitable for your machine? Send the part number, application position, machine model, coupling photos, outside diameter, height, hole size, spline size and quantity. YNF Rubber will help check the suitable rubber coupling replacement or custom coupling solution.
Excavators
Marine Industry
Air Compressors
Agriculture Machinery
FAQs about YNF Rubber Flexible Couplings
Find answers about flexible rubber couplings, rubber coupling replacement, custom rubber coupling options, CF-A coupling, CF-H coupling, Centaflex coupling replacement and coupling selection for excavators, air compressors and industrial machinery.
What are flexible rubber couplings used for?
Flexible rubber couplings are used to connect driving and driven components such as engines, pumps, compressors and shafts. They help with torque transmission, vibration damping, shock absorption and small misalignment compensation in machinery drive systems.
Is YNF Rubber a rubber coupling manufacturer?
Yes. YNF Rubber supplies rubber coupling products for construction machinery, air compressors, diesel engines and industrial equipment. As a rubber coupling manufacturer and supplier, we support both standard coupling series and custom rubber-metal coupling parts.
Can you supply rubber coupling replacement parts?
Yes. We can help check rubber coupling replacement parts by part number, machine model, old coupling photos, outside diameter, total height, hole type, spline size and installation position. Replacement matching is available for many excavator, compressor and industrial coupling applications.
Can you make custom rubber coupling by sample or drawing?
Yes. Custom rubber coupling by sample or drawing can be checked. Customers can send drawings, samples, material requirements, dimensions, hole size, spline details and working application. We can review custom molded rubber couplings, rubber-metal parts, spline hubs and gear hubs.
What is a CF-A coupling?
A CF-A coupling is a flexible rubber coupling type commonly used in pump drive, diesel engine and industrial machinery applications. YNF Rubber supplies CF-A coupling replacement options and can help confirm straight-hole, step-hole and size details according to your old part.
What is a CF-H coupling?
A CF-H coupling is used for flexible drive connection, vibration damping and torque transmission in machinery systems. YNF Rubber supplies CF-H coupling replacement parts and can help match the correct rubber element or assembly by size, photo or part number.
Do you provide Centaflex coupling replacement solutions?
YNF Rubber supplies replacement-type rubber couplings for many Centaflex-style applications, including CF-A and CF-H type coupling replacements. Please send the original part number, product photos, hole size and dimensions for Centaflex coupling replacement checking.
Do you supply rubber coupling for excavators?
Yes. Rubber coupling for excavators is one of the common application areas. Excavator pump drive couplings, engine-to-pump couplings, KY series couplings, spline hubs and related rubber-metal parts can be checked according to machine model, pump model and sample photos.
Do you supply rubber coupling for air compressors?
Yes. Rubber coupling for air compressors is available for compressor drive systems, maintenance replacement and industrial repair. GC series couplings, compressor flexible couplings and other rubber coupling replacement options can be checked by part number or sample.
Are flexible rubber couplings vibration damping couplings?
Yes. A flexible rubber coupling can work as a vibration damping coupling because the rubber element helps absorb vibration and shock load between the driving and driven parts. This helps protect pumps, shafts, bearings and connected equipment.
Can rubber couplings transmit torque reliably?
Flexible rubber couplings are used as torque transmission coupling parts in many drive systems. The rubber element and metal connection structure help transfer torque while reducing shock during start, stop and load changes.
How to Get the Correct Flexible Rubber Coupling Faster
To check the correct flexible rubber coupling, rubber coupling replacement or custom rubber coupling, please send clear information before quotation. This helps us confirm the coupling series, size, hole type, spline type, rubber material and application more accurately.
1. Send Identification Details
OEM part number, coupling series, machine brand, machine model, engine model or pump model.
2. Send Photos & Dimensions
Front photo, side photo, hole photo, outside diameter, total height, bolt hole size, center hole size and spline size.
3. Send Application Requirement
Application position, working equipment, required quantity, destination country and whether custom rubber coupling by sample or drawing is needed.

