# SKF MB 1 Lock Washer - 4/9 in ID, 1 in OD, Metric Tabbed Lock Washer for Bearing Lock Nuts - MROSupply.com

***SKF MB 1 metric lock washer with 4/9 in inside diameter and 1 in outside diameter. Tabbed construction engages with the lock nut and shaft keyway to prevent loosening under vibration. Designed for use with corresponding SKF lock nuts to secure bearings on shafts.***



## Product details:

- Catalog number: MB 1
- SKU: 324547
- Price: ***$4.55*** Each
- Quantity: This product has a minimum order quantity of 10.
This is the minimum order quantity available when purchasing this product.
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- Category: 
    - [Components & Accessories Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/components-accessories-mounted-roller-bearings/)
    - [Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 0.046 lb


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


## Product attributes;

  
- Dimension Type: Metric
  

  
- I.D.: 4/9 in
  

  
- Inner Diameter (mm): 12.000
  

  
- Locking Device: Lockwasher
  

  
- O.D. (in): 1
  

  
- Outer Diameter (mm): 25.000
  

  
- Width (mm): 1.000
  
## Product documents / software:

- [Dimensions](https://documents.mrosupply.com/product_documents/MB/MB%204/1201200072-007320-201000020wp_4Nk6YHc.svg)
- [DXF](https://documents.mrosupply.com/product_documents/MB/MB%201/MB_1_w9hH1AC.dxf)

## Product's reviews:
- Skf bearing f4b 108-rm purchase - Great price and quick shipping for a high quality SKF bearing. Exactly what we needed.
- Rateing - Fast service and very good supply.
- Purchase of bearing - exactly what we needed and it showed up in only 1 day thank you so much.
- Sales - GREAT PRODUCT CUSTOMER WILL PURCHASE AGAIN.




## FAQ:

- How do I choose the right type of bearing for my application?: Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints.
For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials.
In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.