# Fenner B302112 B-LOC B103 Keyless Bushing 1-3/4 in Bore - MROSupply.com

***Fenner B302112 B-LOC B103 keyless bushing with 1-3/4 in bore. External design with single taper and locking screws on hub face. Eliminates keyway machining, provides infinite axial adjustment and high concentricity. Suitable for standard-duty shaft-to-hub torque transmission.***



## Product details:

- Catalog number: B302112
- SKU: 817764
- Price: ***$65.95*** 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 C123E-175 is a one-piece set screw shaft collar with a 1-3/4" bore, made of zinc-plated steel. The set screw provides point-load axial positioning for light-duty applications. This collar is suitable for shaft positioning and axial stops in industrial machinery.](https://www.mrosupply.com/products/746308/as-markdown/)
- Unit of measure: each
- Weight: 1.600 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: Approximately 0.032"
  

  
- Bore Diameter: 1-3/4 in
  

  
- Bore tolerance: 2.955
  

  
- Compliancy: RoHS
  

  
- Component Bore Diameter: 2.953"
  

  
- Finish: Oil Dipped
  

  
- Hub Contact Pressure: 24245 psi
  

  
- Hub Diameter: 5.393 in
  

  
- Hub Pressure: 24245
  

  
- Installation torque: 25 ft lb
  

  
- Internal/ External: Internal
  

  
- Material: Steel
  

  
- O.D.: 2.953 in
  

  
- Releasing/ Locking: Locking
  

  
- Screw size: M8 x 25
  

  
- Self-Centering: Yes
  

  
- Series: B103
  

  
- Shaft diameter: 1 3/4 in
  

  
- Shaft Tolerance: 1.748
  

  
- Taper: Single
  

  
- Thrust: 21250
  

  
- Torque Transmission: 1550 ft lb
  

  
- Transmissible Thrust: 21250 lb
  

  
- Transmissible Torque: 1550 ft-lb
  
## Product documents / software:

- [CAD model](https://documents.mrosupply.com/product_documents/81/77/817764/fenner_B302112_GfCM1PC.stp)
## Suggested products:
- [Fenner B602112 B-LOC B106 keyless bushing with 1-3/4 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/817876/as-markdown/)
- [Fenner B122112 B-LOC B112 keyless bushing with 1-3/4 in bore. Heavy-duty internal style with two opposed tapers for high concentricity and infinite axial adjustment. Eliminates keyway machining, reduces backlash, and prevents shaft fretting. Suitable for industrial power transmission applications.](https://www.mrosupply.com/products/817677/as-markdown/)
- [Fenner B302112 B-LOC B103 keyless bushing with 1-3/4 in bore. External design with single taper and locking screws on hub face. Eliminates keyway machining, provides infinite axial adjustment and high concentricity. Suitable for standard-duty shaft-to-hub torque transmission.](https://www.mrosupply.com/products/817764/as-markdown/)
- [Fenner B302104 B-LOC B103 keyless bushing with 1-1/4 in bore. External design with single taper and locking screws on hub face. Eliminates keyway machining, provides infinite axial adjustment and high concentricity. Suitable for standard-duty shaft-to-hub torque transmission.](https://www.mrosupply.com/products/817759/as-markdown/)
- [Fenner TTQM3045 Trantorque OE keyless bushing with 30 mm bore. Single-nut self-contained design for easy installation. Zinc-plated steel construction. Eliminates keyway machining for sprockets, sheaves, and pulleys.](https://www.mrosupply.com/products/1435861/as-markdown/)

## Product's reviews:
- Fast n easy - I was able find the items I needed and not only they delivered quickly, the also gave me a great price.
- 1/2 “ mini trans torque - Exactly what I ordered fit as expected
- Belt welder - Parts came very quickly and was exactly what was needed
- One of my best suppliers - Great and fast service, product quality is so good!