# Nexen 827100 Air Engaged Clutch / Spring Engaged Brake Combination Clutch Brake - Shaft Mount, 0.875 in Bore, 1800 RPM - MROSupply.com

***Nexen 827100 shaft mount combination clutch brake with air engaged clutch and spring engaged fail-safe brake, 0.875 in machined bore with keyway, 1800 RPM max speed, 100 inlb clutch torque, 400 inlb brake torque. Open design with black oxide finish, 6.28 in length, 4.50 in outer diameter, 0.125 NPT inlet, 120 psi max allowable pressure. Suitable for driven shaft mounting.***



## Product details:

- Catalog number: 827100
- SKU: 533818
- Price: ***$1,340.11*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 3 days
- Brand: [Nexen](https://www.mrosupply.com/brands/nexen/)
- Category: 
    - [Pneumatic Clutches](htts://www.mrosupply.com/clutches-and-brakes/pneumatic-clutches-brakes/pneumatic-clutches/)
    - [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: 15.990 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: Anti-Rotation Holes, Optional Torque Pin Bracket
  

  
- Approximate brake facing life: 230 hphr
  

  
- Approximate clutch facing life: 230 hphr
  

  
- Bore details: Straight
  

  
- Bore size: 0.875 in, Machined Bore with Keyway, 0.500-0.750 in with Optional Adapter Bushings
  

  
- Bore style: Machined Bore with Keyway, Nexen Adapter Bushing Required
  

  
- Brake air chamber volume when new: 0.638 in³
  

  
- Brake air chamber volume when worn out: 1.431 in³
  

  
- Brake facing edge color code: Red
  

  
- Brake facing effective area: 11.9 in²
  

  
- Brake facing type: Standard coefficient
  

  
- Brake heat sink capacity: 25000 ftlb
  

  
- Brake peak thermal input rate: 11.00 hp
  

  
- Brake response factor: 0.09
  

  
- Brake side engagement method: Spring
  

  
- Brake torque: 400 inlb
  

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.264 in³
  

  
- Clutch air chamber volume when worn out: 0.698 in³
  

  
- Clutch facing edge color code: Red
  

  
- Clutch facing effective area: 11.93 in²
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Clutch heat sink capacity: 25000 ftlb
  

  
- Clutch peak thermal input rate: 11.00 hp
  

  
- Clutch response factor: 0.049
  

  
- Clutch side engagement method: Air
  

  
- Drive inertia: 7.80 lbin²
  

  
- Enclosure: Open
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.125 NPT
  

  
- Length: 6.28 in
  

  
- Materials of construction: Black oxide
  

  
- Max allowable pressure (psi): 120
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 22.225 mm
  

  
- Max brake continuous thermal dissipation: 0.52 hp
  

  
- Max clutch continuous thermal dissipation: 0.25 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM
  

  
- Max static brake torque: 400 inlb
  

  
- Max static clutch torque: 100 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 12.7 mm
  

  
- Min engagement pressure (psi): 5
  

  
- Min sprocket size: 25/48T, 35/32T, 40/25T, 50/21T
  

  
- Mounting style: Driven Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 4.50 in
  

  
- Output bolt circle: 3 in
  

  
- Output bolt hole size: 4 0.250-20 in, Holes @ 90°
  

  
- Output shaft style: None
  

  
- Output type: Pilot
  

  
- Pilot size: 2.500 in
  

  
- Product features: Air Engaged Brake, Air Engaged Clutch, Driven Shaft Mount, Straight Bore, Double Piston
  

  
- Restrictions: Must Be Mounted On The Driven Shaft
  

  
- RoHS compliant: RoHS
  

  
- RPM: 1800
  

  
- Shaft inertia: 4.7 lbin²
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/82/827100/827100s.pdf)
- [Thermalgraph](https://documents.mrosupply.com/product_documents/82/827100/FWCBThermalGraph.jpg)
- [Torquegraph](https://documents.mrosupply.com/product_documents/82/827100/FWCBStStTorqueGraph.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.
- 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.