# MasterDrive 840-8M-30 Timing Belt Pulley 8M Pitch 840 Teeth 30mm Belt Width - MROSupply.com

***MasterDrive 840-8M-30 timing belt pulley features 840 teeth on an 8M pitch with a 30mm belt width. This H series synchronous pulley is precision-machined for positive power transmission in industrial drives. Suitable for use with 8M pitch timing belts.***



## Product details:

- Catalog number: 840-8M-30
- SKU: 5806907
- Price: ***$38.67*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [MasterDrive](https://www.mrosupply.com/brands/masterdrive/)
- Category: 
    - [5MM Pitch](htts://www.mrosupply.com/synchronous-timing-belts/round-tooth-timing-belts/5mm-pitch/)
    - [Round Tooth Timing Belts](htts://www.mrosupply.com/synchronous-timing-belts/round-tooth-timing-belts/)
    - [Synchronous & Timing Belts](htts://www.mrosupply.com/synchronous-timing-belts/)
- Unit of measure: each
- Weight: 0.289 lb
- Technicall support: contact supplier for technical support on 888-922-8767


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Bore Diameter: .625 in
  

  
- Bore Type: Finished Bore with 1 Set Screw (No Keyway)
  

  
- Finish/Coating: Grey Painted Protective Coating
  

  
- Length (in): 33.07
  

  
- Length (mm): 840
  

  
- Length Through Bore: 1.06 in
  

  
- Number of Teeth: 105
  

  
- OD: 5.93 in
  

  
- Section: Single_Sided
  

  
- Series: AL Light Duty Sheaves
  

  
- Sheave Construction: Spoked
  

  
- tooth pitch: 8
  

  
- Tooth Pitch (in): 0.3149
  

  
- Tooth Profile: 8M
  

  
- Type: Bored-To-Size Light Duty V-Belt Sheaves
  

  
- Width (in): 1.18
  

  
- Width (mm): 30
  


## Product's reviews:
- Great deal - Very good customer service, great prices and super fast shipping!!! Will buy again!!
- Masterdrive - I'VE USED LOTS OF MASTER DRIVE PRODUCTS AND ALL OF THEM HAVE BEEN EXCELLENT QUALITY.
- Masterdrive purchase - service and shipment was great
- My mistake? fixed! - I needed a 3L330 V-Belt and somehow I think either I typed 5L330 although I was using an online conversion chart to match up belt numbers which might have had a typo there. The delivery is always good from MRO. I contacted MRO by email late that night after work with my silly situation and then rather than wait for a reply I ordered the right belt number so I could get the job done. I got a reply the next morning with instructions for the return procedure then the very next day I had the right belt delivered. Then I received another two contacts from the returns agent and customer support agent both telling me not to return the wrong belt and I would be refunded the purchase amount. Outstanding helpful support and the 'fastest delivery in the west'. MRO people are the best all around. Great products and extensive choices. I am retired now after 50 years in manufacturing equipment operations and maintenance with Nashua then Kellogg's but still I love working on machines and fixing things. MRO is a great source for many things even as small as a lawn & garden V-Belt they take care of the little guy too. Great people at MRO Supply.