# Nexen 928500 Air Engaged Brake - Foot/Motor Mount, NEMA 56C, 0.625 in Bore, 540 inlb Brake Torque, 1800 RPM - MROSupply.com

***Nexen 928500 Air Engaged Brake with foot or motor/reducer mounting. Features NEMA 56C input and output frames, 0.625 in straight bore with keyway, and 540 inlb static brake torque. Open design with black oxide finish, 1800 RPM max speed, and 0.125 NPT inlet. Suitable for cyclic dynamic, e-stop, and holding applications.***



## Product details:

- Catalog number: 928500
- SKU: 534859
- Price: ***$919.64*** 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: 15.500 lb
- Technicall support: contact supplier for technical support on 800 843 7445


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


## Product attributes;

  
- Anti rotation style: Flange, Optional Feet
  

  
- Approximate brake facing life: 394 hphr
  

  
- Approximate clutch facing life: 394 hphr
  

  
- Bore details: Straight Bore/Shaft
  

  
- Bore size: Machined Bore with Keyway
  

  
- Bore style: Machined Bore with Keyway
  

  
- Brake air chamber volume when new: 0.550 in³
  

  
- Brake air chamber volume when worn out: 1.392 in³
  

  
- Brake facing edge color code: Red
  

  
- Brake facing effective area: 12.8 in²
  

  
- Brake facing type: Standard coefficient
  

  
- Brake heat sink capacity: 45000 ftlb
  

  
- Brake peak thermal input rate: 12.00 hp
  

  
- Brake response factor: 0.096
  

  
- Brake torque: 540 inlb
  

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

  
- CE certified: CE
  

  
- Clutch facing edge color code: Red
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.125 NPT
  

  
- Input bolt circle diameter: 5.875 in
  

  
- Input bolt hole size: 0.422 in
  

  
- Input bore diameter: 0.625 in
  

  
- Input frame size: NEMA 56C
  

  
- Input pilot depth: 0.34 in
  

  
- Input pilot diameter: 5.627 in
  

  
- Input shaft diameter: 0.625 in
  

  
- Materials of construction: Black oxide
  

  
- Max allowable pressure (psi): 120
  

  
- Max ambient temperature (°F): 150
  

  
- Max brake continuous thermal dissipation: 0.23 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM
  

  
- Max static brake torque: 540 inlb
  

  
- Max static clutch torque: 415 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min engagement pressure (psi): 5
  

  
- Mounting style: Foot, Motor or Reducer
  

  
- Open or enclosed design: Open
  

  
- Output bolt circle: 5.875 in
  

  
- Output bolt hole size: 0.375-16 in
  

  
- Output bore diameter: 0.625 in
  

  
- Output frame size: NEMA 56C
  

  
- Output pilot diameter: 4.500 in
  

  
- Output pilot height: 0.160 in
  

  
- Output shaft diameter: 0.625 in
  

  
- Output shaft style: Shaft with Keyway
  

  
- Overhung load capacity: 281 lbs, At 1800 RPM/321 lbs At 1200 RPM, 1 in From Pilot Face, For 10,000 Hrs Bearing Life
  

  
- Product features: Air Engaged, NEMA C-Face Mount, Modular
  

  
- Release method: Spring
  

  
- RoHS compliant: RoHS
  

  
- RPM: 1800
  

  
- Shaft inertia: 9.06 lbin²
  

  
- Unit height: 7 in
  

  
- Unit width: 7 in
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/92/928500/928500s.pdf)
- [Thermalgraph](https://documents.mrosupply.com/product_documents/92/928500/MBU625%26875ThermalGraph.jpg)
- [Torquegraph](https://documents.mrosupply.com/product_documents/92/928500/MBU625%26875StTorqueGraph.jpg)
- [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.
- 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.
- None - all good