# Fenner T122315 B-LOC B112 Keyless Bushing 3-15/16 in Bore Heavy-Duty - MROSupply.com

***Fenner T122315 B-LOC B112 keyless bushing with 3-15/16 in bore. Heavy-duty series for high-torque shaft-to-hub locking. Eliminates keyways, provides infinite axial adjustment and high concentricity. Zinc-plated steel construction.***



## Product details:

- Catalog number: T122315
- SKU: 818061
- Price: ***$499.27*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Fenner Industrial Motion](https://www.mrosupply.com/brands/fenner-industrial-motion/)
- Category: 
    - [Screw Locking](htts://www.mrosupply.com/bushings/keyless-bushings/screw-locking/)
    - [Keyless Bushings](htts://www.mrosupply.com/bushings/keyless-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)- View suggested `Climax Metal` alternative
  [Climax Metal C405E-393 C405 Series internal locking assembly with 3-15/16" bore. Steel construction with black oxide finish provides zero-backlash hub-to-shaft connection and high torque transmission. Keyless design eliminates keyway machining and fretting corrosion. Suitable for heavy industrial applications including conveyors, mixers, and large rotating equipment requiring precise shaft locking.](https://www.mrosupply.com/products/746690/as-markdown/)
- Unit of measure: each
- Weight: 13.000 lb
- Technicall support: contact supplier for technical support on 800 243 3374


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


## Product attributes;

  
- Axial Movement: No
  

  
- Bore Diameter: 3-15/16 in
  

  
- Bore tolerance: 5.712
  

  
- Compliancy: RoHS
  

  
- Component Bore Diameter: 5.709"
  

  
- Hub Contact Pressure: 20688 psi
  

  
- Hub Pressure: 20688
  

  
- Installation torque: 105 ft lb
  

  
- Internal/ External: Internal
  

  
- Material: Steel
  

  
- O.D.: 5.709 in
  

  
- Overall Length: 4.016 in
  

  
- Releasing/ Locking: Locking
  

  
- Screw size: M12 x 80
  

  
- Self-Centering: Yes
  

  
- Series: B112
  

  
- Shaft diameter: 3 15/16 in
  

  
- Shaft Tolerance: 3.9345
  

  
- Taper: Double
  

  
- Thrust: 122699
  

  
- Torque Transmission: 20130
  

  
- Transmissible Thrust: 122699 lb
  

  
- Transmissible Torque: 20130 ft-lb
  

  
- Type: Double Taper Heavy Duty
  
## Product documents / software:

- [CAD model](https://documents.mrosupply.com/product_documents/81/80/818061/fenner_T122315_oFz2UDA.stp)
## Suggested products:
- [Fenner T302315 B-LOC B103 keyless bushing with 3-15/16 in bore. Internal style with two opposed tapers for high concentricity and infinite axial adjustment. Eliminates keyway machining, reduces backlash, and prevents shaft fretting. Suitable for medium-duty industrial applications.](https://www.mrosupply.com/products/818135/as-markdown/)
- [Fenner T402315 B-LOC B400 keyless bushing with 3-15/16 in bore. High-torque design for servo, encoder, and high-accuracy applications. Eliminates keyway machining, provides infinite axial adjustment and backlash-free torque transmission.](https://www.mrosupply.com/products/818167/as-markdown/)
- [Fenner T122315 B-LOC B112 keyless bushing with 3-15/16 in bore. Heavy-duty series for high-torque shaft-to-hub locking. Eliminates keyways, provides infinite axial adjustment and high concentricity. Zinc-plated steel construction.](https://www.mrosupply.com/products/818061/as-markdown/)
- [Fenner T602315 B-LOC B106 keyless bushing with 3-15/16 in bore. Internal style with two opposed tapers for high concentricity and infinite axial adjustment. Eliminates keyway machining, reduces backlash, and prevents shaft fretting. Suitable for sprockets, sheaves, and pulleys.](https://www.mrosupply.com/products/818209/as-markdown/)

## Product's reviews:
- Great product - Just what I was looking for and a great price.
- Round belts - These belt work exceptionally well for sewing machine applications. Very easy to change and are easily modified to fit any length. Excellent durability when it comes to industrial use sewing machines. We typically get several months(4-7) of use before replacement/modification is required.
- Cutting and purchasing manager - The only problem I had they did not tell me it was shipping.
- Trantorque mini - Worked out great for my project, and at a great price!!