# Nexen 820605 Air Engaged Tension Brake - Shaft Mount, 0.5 in Bore, 1800 RPM, 504 in-lb Static Torque - MROSupply.com

***Nexen 820605 Air Engaged Tension Brake, shaft mount with QD taper bushing bore (0.500 to 1.375 in). Open design, black oxide finish, single caliper, air cooled. Max static torque 504 in-lb, max dynamic torque 428 in-lb, max speed 1800 RPM. Suitable for continuous slip, cyclic dynamic, e-stop, and holding applications.***



## Product details:

- Catalog number: 820605
- SKU: 533175
- Price: ***$991.87*** 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: 14.000 lb
- Technicall support: contact supplier for technical support on 800 843 7445


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


## Product attributes;

  
- Actuation type: Single Actuator
  

  
- Anti rotation style: Flange, Optional Torque Pin Bracket
  

  
- Approximate brake facing life: 858 hphr
  

  
- Bore details: QD Type SH
  

  
- Bore size: 0.500 to 1.375 in Customer Taper Bushing Required
  

  
- Bore style: Customer Taper Bushing Required
  

  
- Brake air chamber volume when new: 1.024 in³
  

  
- Brake air chamber volume when worn out: 2.108 in³
  

  
- Brake facing edge color code: Green
  

  
- Brake facing effective area: 18.6 in²
  

  
- Brake facing type: Low Coefficient
  

  
- Brake heat sink capacity: 108202 ftlb
  

  
- Brake peak thermal input rate: 17.00 hp
  

  
- Brake response factor: 0.124
  

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

  
- CE certified: CE
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.250 NPT
  

  
- Length: 3.21 in
  

  
- Materials of construction: Black oxide
  

  
- Max allowable pressure (psi): 120
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 34.925 mm
  

  
- Max brake continuous thermal dissipation: 4.96 hp
  

  
- Max dynamic torque: 428 inlb
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM
  

  
- Max static torque: 504 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 12.7 mm
  

  
- Min engagement pressure (psi): 3
  

  
- Mounting style: Flange, Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 7.19 in
  

  
- Output shaft style: None
  

  
- Product features: Air Engaged, Shaft Mount, Single Caliper, Air Cooled, Taper Bore
  

  
- Release method: Spring
  

  
- Restrictions: This Brake Should Not Be Flange Mounted Or May Be Damaged
  

  
- RoHS compliant: RoHS
  

  
- RPM: 1800
  

  
- Shaft inertia: 18.68 lbin²
  

  
- Unit height: 5.5 in
  

  
- Unit width: 10 in
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/82/820605/820605s.pdf)
- [User Manual](https://documents.mrosupply.com/product_documents/88/887021/21180.pdf)

## 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.