# Nexen 837450 Spring Engaged Caliper Brake - Pedestal Mount, Air Released, 43023 in-lb Max Static Torque - MROSupply.com

***Nexen 837450 Spring Engaged Caliper Brake is a fail-safe, air-released brake designed for cyclic dynamic, e-stop, and holding applications. It features a pedestal mount, open design, black acrylic paint finish, and a high coefficient brake facing. Max static torque is 43023 in-lb with a 24 in disc. Inlet size is 0.250 NPT, min release pressure 60 psi, max allowable pressure 120 psi. Not for use with horizontally mounted disks.***



## Product details:

- Catalog number: 837450
- SKU: 535516
- Price: ***$3,860.77*** 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: 108.000 lb
- Technicall support: contact supplier for technical support on 800 843 7445


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


## Product attributes;

  
- Approximate brake facing life: 547 hphr
  

  
- Backlash: 0.076 in, Linear Or Disc Working Radius
  

  
- Brake air chamber volume when new: 2.750 in³
  

  
- Brake air chamber volume when worn out: 38.600 in³
  

  
- Brake facing edge color code: Purple
  

  
- Brake facing effective area: 31.0 in²
  

  
- Brake facing thickness when worn out: 0.16 in
  

  
- Brake facing type: High Coefficient
  

  
- Brake peak thermal input rate: 77.00 hp
  

  
- Brake response factor: 0.491
  

  
- Brake torque: 43023 inlb, With A 24 in Disc
  

  
- Braking capability: Cyclic Dynamic, E-Stop, Holding
  

  
- CE certified: CE
  

  
- Clamping force (psi): 5800 lbf, @ 0
  

  
- Disc thickness: 0.500 in
  

  
- Disc working radius: WR=D/2-1.437 For 12 in Or Larger Discs
  

  
- Dynamic torque factor burnished (psi): 3702 lbf, @ 0
  

  
- Dynamic torque factor unburnished (psi): 2645 lbf, @ 0
  

  
- Enclosure: Open
  

  
- Engagement method: Spring
  

  
- Finish: Black Acrylic Paint
  

  
- Inlet size: 0.250 NPT
  

  
- Materials of construction: Black Acrylic Paint
  

  
- Max allowable pressure (psi): 120
  

  
- Max ambient temperature (°F): 150
  

  
- Max static brake torque: 43023 inlb, With A 24 in Disc
  

  
- Min ambient temperature (°F): 32
  

  
- Min release pressure (bar): 4.137 bar
  

  
- Min release pressure (psi): 60
  

  
- Open or enclosed design: Open
  

  
- Product features: Spring Engaged, Air Released, Pedestal Mount
  

  
- Release method: Air
  

  
- Restrictions: Not For Use With Horizontally Mounted Disks
  

  
- RoHS compliant: RoHS
  

  
- Static torque factor burnished (psi): 4073 lbf, @ 0
  

  
- Static torque factor unburnished (psi): 2808 lbf, @ 0
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/83/837450/837450s.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