# MasterDrive 3LK310 LK Series Jaw Coupling Spider Insert - MROSupply.com

***MasterDrive 3LK310 LK Series jaw coupling spider insert. Flexible elastomeric element for LK Series jaw couplings, dampening vibration and accommodating angular, parallel, and axial misalignment in power transmission systems. Durable construction for reliable torque transfer and extended coupling life in industrial machinery, pumps, and compressors.***



## Product details:

- Catalog number: 3LK310
- SKU: 2335998
- Price: ***$15.47*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [MasterDrive](https://www.mrosupply.com/brands/masterdrive/)
- Category: 
    - [3L Section](htts://www.mrosupply.com/v-belts/standard-v-belts/3l-section/)
    - [Standard V-Belts](htts://www.mrosupply.com/v-belts/standard-v-belts/)
    - [V-Belts](htts://www.mrosupply.com/v-belts/)
- Unit of measure: each
- Technicall support: contact supplier for technical support on 888-922-8767


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


## Product attributes;

  
- Bore Type: QD Bushed
  

  
- Bushing Size: F
  

  
- Bushing Type: QD
  

  
- Finish/Coating: Grey Painted Protective Coating
  

  
- k in: 1.187 in
  

  
- Length Through Bore: 3.75 in
  

  
- OD: 15 in
  

  
- Series: 8V QD Sheaves
  

  
- Sheave Construction: Web
  

  
- Sheave/Pulley Type: A-2
  

  
- Type: QD Style Heavy Duty V-Belt Sheaves
  

## Alternate products to `MasterDrive 3LK310 LK Series Jaw Coupling Spider Insert - MROSupply.com`:
- [Gates 84236731 3L310K PoweRated V-Belt with 3L section, 31" outside length, and aramid tensile cord. Designed for lawn-and-garden and light-duty industrial drives requiring reinforced strength. The fiber-loaded EPDM compound resists oil, heat, and flex fatigue for extended service life.](https://www.mrosupply.com/products/1245805/as-markdown/)

## Product's reviews:
- Masterdrive products - USED SEVERAL F-A QD WELD ON HUBS WITH ZERO PROBLEMS-USED LOTS OF INNER QD HUBS WITH ZERO PROBLEMS ALSO, CHEAP & HIGH QUALITY.
- Just what i needed - I needed a very small belt for my rock polisher, and it was just the right size.
- 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.