# Nexen 965000 Spring Engaged Servomotor Brake - Zero Backlash, 32mm Bore, Clamp Collar, 5000 RPM, IP67 - MROSupply.com

***Nexen 965000 spring engaged servomotor brake with zero backlash and enclosed design. Features a machined bore with clamp collar and no keyway, 32 mm input bore diameter, and 125 Nm min static brake torque. Rated for 5000 RPM max speed with IP67 protection. Suitable for holding and e-stop applications. Not recommended for cyclic dynamic braking.***



## Product details:

- Catalog number: 965000
- SKU: 533082
- Price: ***$2,736.36*** 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: 37.670 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: 32 mm
  

  
- Input bore max shaft insertion: 83.3 mm
  

  
- Input frame size: N/A
  

  
- Input keyway: N/A
  

  
- Input pilot depth: 6.1 mm
  

  
- Input pilot diameter: 130 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: 215 mm
  

  
- Output frame size: N/A
  

  
- Output keyway: 10W x 8H mm
  

  
- Output pilot diameter: 130 mm
  

  
- Output pilot height: 3.5 mm
  

  
- Output shaft diameter: 32 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: 0.00346 kgm²
  

  
- Static b10/b10d cycle life: 1000000/2000000
  

  
- Torsional rigidity: 55300 Nm/Rad
  

  
- Unit height: 10.75 in
  

  
- Unit width: 192 mm
  

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

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/96/965000/965000s.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:
- None - all good
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.
- 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.