# Nexen 965100 Spring Engaged Servomotor Brake - Zero Backlash, Flange Mount, 38 mm Input Bore with Clamp Collar - MROSupply.com

***Nexen 965100 spring engaged servomotor brake with zero backlash and flange mount. Features a 38 mm input bore with clamp collar, enclosed design with IP67 rating, and black acrylic paint finish. Rated for 5000 RPM max speed and 125 Nm min static brake torque. Suitable for E-stop and holding applications. Not recommended for cyclic dynamic braking.***



## Product details:

- Catalog number: 965100
- SKU: 533091
- Price: ***$2,938.25*** 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: 44.500 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: 102.3 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: 215 mm
  

  
- Input bore diameter: 38 mm
  

  
- Input bore max shaft insertion: 83.3 mm
  

  
- Input frame size: N/A
  

  
- Input keyway: N/A
  

  
- Input pilot depth: 4.1 mm
  

  
- Input pilot diameter: 180 mm
  

  
- Input shaft securement: Clamp collar
  

  
- Length: 162.3 mm
  

  
- 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: 215 mm
  

  
- Output frame size: N/A
  

  
- Output keyway: 12W x 8H mm
  

  
- Output pilot diameter: 180 mm
  

  
- Output pilot height: 3.5 mm
  

  
- Output shaft diameter: 38 mm
  

  
- Output shaft features: 2 Flats @ 180°
  

  
- Output shaft length: 60 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: 0.00362 kgm²
  

  
- Static b10/b10d cycle life: 1000000/2000000
  

  
- Torsional rigidity: 114000 Nm/Rad
  

  
- Unit height: 10.25 in
  

  
- Unit width: 214 mm
  

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

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/96/965100/965100s.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.
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.
- None - all good