# Nexen 965105 Spring Engaged Servomotor Brake - Zero Backlash, Flange Mount, 42 mm Bore with Clamp Collar - MROSupply.com

***Nexen 965105 is a spring engaged servomotor brake with zero backlash and flange mount design. It features a machined bore with clamp collar and no keyway, 42 mm input bore diameter, and 125 Nm min static brake torque. Enclosed construction with black acrylic paint finish, IP67 rated, and CE certified. Max speed 5000 RPM. Suitable for holding and e-stop applications.***



## Product details:

- Catalog number: 965105
- SKU: 533095
- Price: ***$3,892.95*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 3 days
- Brand: [Nexen](https://www.mrosupply.com/brands/nexen/)
- Category: 
    - [Pneumatic Brakes](htts://www.mrosupply.com/clutches-and-brakes/pneumatic-clutches-brakes/pneumatic-brakes/)
    - [Pneumatic Clutches & Brakes](htts://www.mrosupply.com/clutches-and-brakes/pneumatic-clutches-brakes/)
    - [Clutches and Brakes](htts://www.mrosupply.com/clutches-and-brakes/)
- Unit of measure: each
- Weight: 65.000 lb
- Technicall support: contact supplier for technical support on 800 843 7445


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


## Product attributes;

  
- Air chamber volume: 48.834 cm³
  

  
- Anti rotation style: Flange
  

  
- Approximate engagement response time: 85 ms
  

  
- Approximate release response time: 145 ms
  

  
- Backlash: 0 ArcSec
  

  
- Backlash rating: Zero Backlash
  

  
- Body length: 136.2 mm
  

  
- Bore details: Straight Bore/Shaft
  

  
- Bore size: Machined Bore with Clamp Collar and no Keyway
  

  
- Bore style: Machined Bore with Clamp Collar and no Keyway
  

  
- Braking capability: E-Stop, Holding
  

  
- CE certified: CE
  

  
- Enclosure: Enclosed
  

  
- Engagement method: Spring
  

  
- Feedback sensors: No Sensors
  

  
- Finish: Black Acrylic Paint
  

  
- IEC IP rating: IP67
  

  
- Inlet size: 0.125 NPT
  

  
- Input bolt circle diameter: 235 mm
  

  
- Input bore diameter: 42 mm
  

  
- Input bore max shaft insertion: 117.2 mm
  

  
- Input frame size: N/A
  

  
- Input keyway: N/A
  

  
- Input pilot depth: 5.0 mm
  

  
- Input pilot diameter: 200 mm
  

  
- Input shaft securement: Clamp collar
  

  
- Materials of construction: Black Acrylic Paint
  

  
- Max allowable pressure (bar): 8.3
  

  
- Max ambient temperature (°F): 150
  

  
- Max Speed: 5000 RPM
  

  
- Min ambient temperature (°F): 32
  

  
- Min release pressure (bar): 5.5
  

  
- Min static brake torque: 125 Nm
  

  
- Mounting style: Motor or Reducer
  

  
- Open or enclosed design: Enclosed
  

  
- Output bolt circle: 235 mm
  

  
- Output frame size: N/A
  

  
- Output keyway: 12W x 8H mm
  

  
- Output pilot diameter: 200 mm
  

  
- Output pilot height: 3.5 mm
  

  
- Output shaft diameter: 42 mm
  

  
- Output shaft features: 2 Flats @ 180°
  

  
- Output shaft length: 116 mm
  

  
- Output shaft style: Shaft with Keyway
  

  
- Product features: Spring Engaged, Zero Backlash, Flange Mount, Input Clamp Collar
  

  
- Release method: Air
  

  
- Restrictions: Not Recommended For Cyclic Dynamic Braking
  

  
- RoHS compliant: RoHS
  

  
- RPM: 5000
  

  
- Safety rating: Standard
  

  
- Shaft inertia: 0.00379 kgm²
  

  
- Static b10/b10d cycle life: 1000000/2000000
  

  
- Torsional rigidity: 119000 Nm/Rad
  

  
- Zero backlash: Show All, Zero Backlash
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/96/965105/965105s.pdf)
- [Technical Data Sheet](https://documents.mrosupply.com/product_documents/92/927507/21181.pdf)
- [User Manual](https://documents.mrosupply.com/product_documents/88/887021/21180.pdf)

## Product's reviews:
- Great prices and great service - I continue to use MRO for various production parts I need. They beat the competition hands down. And the delivery is timely.
- None - all good
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.