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Quick Details

  • Type: V-Belt
  • Material: Cast Iron G3000
  • Place of Origin: Sichuan, China (Mainland)
  • Brand Name: CPT
  • Model Number: 3BK
  • Groove No.: 3
  • Outside Diameter: 2.50" ~ 4.25"
  • Bore Type: Pilot Bore, Finished Bore
  • Bore Diameter (in): 5/8", 7/8", 1", 1-1/8", 1-3/8", 1-5/8"
  • Keyseats: Yes
  • For Belts: A, B, 4L, 5L
  • Surface treatment: Gray electrophoresis
  • Balance: Statically balanced
  • Certification: ISO9001:2008
  • Application: Power transmission parts

Packaging & Delivery

Packaging Details water pump pulley
Package with cartons, wooden base and pallet.
1,Sample order delivers by EMS,DHL,FEDEX,UPS etc. aire express shipping.
2, Mass order is by air or by sea.
Delivery Time 1 ~ 20 days
 3 grooves B belt water pump pulley sheave for belt and pulley driven pump
Product Description


cast iron G3000
Machinining Process
Brass Forging and Machining, Precision Machining and Large Machining,
Investment Casting of Lost Wax, Pressure Die
Anodized, Black Oxide, Phospharing 
Standard export wooden case(Details according to customer's requirement)
American Standard
Pulley Dimensions
Our Advantages

· CPT has 23 years' experience in producing power transmission grooved v belt pulleys (U groove pulley), timing pulleys, poly-v belt pulleys, adjustable pulleys, etc. 

· V belt pulley material includes: steel, cast iron, ductile cast iron, alloy, etc. 

· Pulleys' bore have prebore, finished bore, pilot bore, taper bore.

· Pulley Type includes: solid, web, spoke

· Pulley grooves from single groove, double groove to 12 grooves.

· Pulley outside diameter dimensions ranges from 10mm to 1900mm. 

· Belt section includes: SPA, SPB, SPC, SPZ metric pulleys

                                             A, B, C, D, TA, TB, TC, 3V, 5V, 8V inch pulleys

· Usage: v belt pulleys can be used on small diesel engine power, farm vehicle,tractor,car, mining equipment, processing equipment, textile machinery, packing machinery, lathe,forging machine, small horsepower motorcycle’s powertrain, transmission of agricultural machinery, air compressor, reducer, dynamo, cotton ginning machine and so on.


Our Company

  • Sichuan Dawn Precision Technology Co. Ltd was founded in April 1995. Till now, we have 23 years manufacturing experience. CPT (our brand) now have 5 factories and 8 subcompanies located in China, America, Korea and Thailand. 
  • Now we own 45 product patents and 3 technological achievements, management system has integrated ISO9001\TS16949\ISO14001\OHSAS18001. 
  •  Our production process includes casting, forging, machining, heat treatment and assembling & packing. We applying intelligent factory model with key intelligent manufacturing technologies, such as, large-scale use of industrial robots, intelligent equipment, intelligent transportation, intelligent warehouse, information technology, digital technology. 





  • ISO 14001  ---- Environment Management Systems and Standards
    ISO 16949  ---- Quality Management Systems - For Automotive Production
  • OHSAS 18001--Occupational Health and Safety Assessment
  • ISO 9001    ---- Quality Management Systems
Main Customers

 Place the order like they do, no need to worry about pulley quality. 

 We have more than 20 years experience for exporting. We can make sure your order arrive in good situation. 


Q1. Can you produce according to the samples?

A:    Yes, we can produce by your samples or technical drawings. We can build the molds.

Q2. What is your sample policy?

 A:   We can supply the sample if we have finished parts in stock, but the customers have to pay the sample             cost and the courier cost.

Q3. Do you test all your goods before delivery?

A:    Yes, we have 100% test before delivery


Q4: How do you make our business long-term and good relationship?

A:     1. We keep good quality and competitive price to ensure our customers benefit ;

        2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.

Contact us

Lisa Young   -  24 hour Service

yangyang at cpt-world.com

skype: lisayoung765
whatsapp: +86 13281268355
Your satisfaction is our foremost concern and any inquiry is warmly welcomed.





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China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $50,000
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