# Nexen 830800 Air Engaged Clutch / Spring Engaged Brake Combination Clutch Brake - Shaft Mount, 1.5 in Bore, 1800 RPM - MROSupply.com

***Nexen 830800 shaft mount combination clutch brake with air engaged clutch and spring engaged fail-safe brake, 1.5 in machined bore with keyway, 600 inlb max static clutch torque, 900 inlb max static brake torque, 1800 RPM max speed. Open design with black oxide finish and double piston actuation. Driven shaft mount with straight bore, 0.125 NPT inlet, 4.000 in pilot, and elastomer coupling.***



## Product details:

- Catalog number: 830800
- SKU: 533850
- Price: ***$2,232.80*** 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: 40.850 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: 572 hphr
  

  
- Approximate clutch facing life: 1225 hphr
  

  
- Bore details: Straight
  

  
- Bore size: 1.500 in, Machined Bore with Keyway, 1.188-1.438 in with Optional Adapter Bushings
  

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

  
- Brake air chamber volume when new: 0.771 in³
  

  
- Brake air chamber volume when worn out: 2.394 in³
  

  
- Brake facing edge color code: Red
  

  
- Brake facing effective area: 18.6 in²
  

  
- Brake facing type: Standard coefficient
  

  
- Brake heat sink capacity: 45000 ftlb
  

  
- Brake peak thermal input rate: 17.00 hp
  

  
- Brake response factor: 0.142
  

  
- Brake side engagement method: Spring
  

  
- Brake torque: 900 inlb
  

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.633 in³
  

  
- Clutch air chamber volume when worn out: 1.988 in³
  

  
- Clutch facing edge color code: Red
  

  
- Clutch facing effective area: 30.63 in²
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Clutch heat sink capacity: 90000 ftlb
  

  
- Clutch peak thermal input rate: 28.00 hp
  

  
- Clutch response factor: 0.119
  

  
- Clutch side engagement method: Air
  

  
- Coupling size: 7.000 in
  

  
- Coupling type: Elastomer
  

  
- Drive inertia: 77.30 lbin²
  

  
- Enclosure: Open
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.125 NPT
  

  
- Length: 7.88 in
  

  
- Materials of construction: Black oxide
  

  
- Max allowable pressure (psi): 120
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 38.1 mm
  

  
- Max brake continuous thermal dissipation: 1.30 hp
  

  
- Max clutch continuous thermal dissipation: 0.75 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM
  

  
- Max static brake torque: 900 inlb
  

  
- Max static clutch torque: 600 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 30.1752 mm
  

  
- Min engagement pressure (psi): 5
  

  
- Min sprocket size: 40/38T, 50/31T, 60/26T, 80/21T
  

  
- Mounting style: Driven Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 8.00 in
  

  
- Output bolt circle: 4.75 in
  

  
- Output bolt hole size: 4 0.312-18 in, Holes @ 90°
  

  
- Output shaft style: None
  

  
- Output type: Pilot
  

  
- Pilot size: 4.000 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: 57.2 lbin²
  
## Product documents / software:

- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/83/830800/830800s.pdf)
- [Thermalgraph](https://documents.mrosupply.com/product_documents/83/830800/MWCBThermalGraph.jpg)
- [Torquegraph](https://documents.mrosupply.com/product_documents/83/830800/MWCBStStTorqueGraph.jpg)
- [User Manual](https://documents.mrosupply.com/product_documents/88/887021/21180.pdf)

## Product's reviews:
- None - all good
- 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.