# Nexen 968177 SR Series Spring Engaged Profile Rail Brake, 400 N Holding Force, 67 mm Length, Black Oxide - MROSupply.com

***Nexen 968177 SR Series spring engaged, air released profile rail brake with 400 N linear holding force and 67 mm length. Safety-rated design for infrequent e-stop applications, featuring black oxide finish, CE and RoHS certifications, and NexSafe certification. Open design with 4 mm plastic tubing inlet fitting into M5 port, 2.600 cm³ air chamber volume, 5.5 bar min release pressure, and 6.9 bar max operating pressure.***



## Product details:

- Catalog number: 968177
- SKU: 693889
- Price: ***$982.08*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Nexen](https://www.mrosupply.com/brands/nexen/)
- Category: 
    - [Guide Accessories](htts://www.mrosupply.com/linear-motion/linear-bearings-guides/guide-accessories/)
    - [Linear Bearings & Guides](htts://www.mrosupply.com/linear-motion/linear-bearings-guides/)
    - [Linear Motion](htts://www.mrosupply.com/linear-motion/)
- Unit of measure: each
- Weight: 2.000 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: 2.600 cm³
  

  
- Approximate engagement response time: 49 ms
  

  
- Backlash: < 0.20 mm
  

  
- Badge: NexSafe
  

  
- CE certified: CE
  

  
- Engagement method: Spring
  

  
- Feedback sensors: No Sensors
  

  
- Finish: Black oxide
  

  
- Frame size: 15
  

  
- Inlet size: 4 mm, Plastic Tubing Fitting Screwed Into A M5 Port
  

  
- Length: 67.0 mm
  

  
- Linear holding force: 400 N
  

  
- Materials of construction: Black oxide
  

  
- Max ambient temperature (°F): 150
  

  
- Max intermittent ambient temperature (°F): 212
  

  
- Max operating pressure (bar): 6.9
  

  
- Min ambient temperature (°F): 33
  

  
- Min release pressure (bar): 5.5
  

  
- Open or enclosed design: Open
  

  
- Product features: Safety Rated, Spring Engaged, Air Released
  

  
- Product weight: 0.41 kg
  

  
- Rail manufacturer: THK
  

  
- Release method: Air
  

  
- Restrictions: Suitable For Infrequent E-Stops, Not For Use In Cyclic Dynamic Braking Applications
  

  
- RoHS compliant: RoHS
  

  
- Safety rating: NexSafe Certified
  

  
- Series: SR
  

  
- Static b10/b10d cycle life: 2000000/4000000
  

  
- Unit height: 21 mm
  

  
- Unit width: 54.5 mm
  
## Product documents / software:

- [Application Guide](https://documents.mrosupply.com/product_documents/59/19/5919422/21706_VGYieY3.pdf)
- [PDF CAD Drawing](https://documents.mrosupply.com/product_documents/69/38/693889/968177S_oqrpS9v.pdf)
- [Product Flyer](https://documents.mrosupply.com/product_documents/59/19/5919422/21707_qpC7i8l.pdf)
- [Technical Data Sheet](https://documents.mrosupply.com/product_documents/59/19/5919550/21327_Wum8YQK.pdf)
- [User Manual](https://documents.mrosupply.com/product_documents/59/19/5919423/21698_68rMgXO.pdf)
- [DXF CAD Drawing](https://documents.mrosupply.com/product_documents/69/38/693889/968177S_eqON0Fr.dxf)
- [STEP CAD File](https://documents.mrosupply.com/product_documents/69/38/693889/1617980_nXmMFp5.stp)

## Product's reviews:
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.
- None - all good
- 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.