# Nexen 805271 Air Engaged Shaft Mount Friction Clutch, 1.125 in Bore, 222 inlb Torque, 3600 RPM - MROSupply.com

***Nexen 805271 air engaged shaft mount friction clutch with 1.125 in machined bore with keyway and two setscrews. Black oxide finish, open design, low coefficient clutch facing. Rated for 222 inlb max static torque and 3600 RPM max speed. Spring release, pilot output with 3.000 in pilot size. 0.125 NPT inlet, 80 psi max operating pressure. CE and RoHS compliant.***



## Product details:

- Catalog number: 805271
- SKU: 533951
- Price: ***$873.28*** 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: 16.600 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: Optional brake disc can stop output with optional caliper brake
  

  
- Approximate clutch facing life: 954 hphr
  

  
- Backlash: 0.44 °
  

  
- Bore details: Straight With Keyway And 2 Setscrews
  

  
- Bore size: 1.125 in, Machined Bore with Keyway, 0.625-1.000 in with Optional Adapter Bushings
  

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

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.327 in³
  

  
- Clutch air chamber volume when worn out: 0.855 in³
  

  
- Clutch facing edge color code: Green
  

  
- Clutch facing effective area: 18.62 in²
  

  
- Clutch Facing Type: Low Coefficient
  

  
- Clutch heat sink capacity: 60000 ftlb
  

  
- Clutch peak thermal input rate: 16.80 hp
  

  
- Clutch response factor: 0.06
  

  
- Drive inertia: 27.47 lbin²
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.125 NPT
  

  
- Input bore min shaft insertion: 2.50 in, From Pilot End Full From Air Chamber End
  

  
- Length: 5.56 in
  

  
- Materials of construction: Black oxide
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 28.575 mm
  

  
- Max clutch continuous thermal dissipation: 0.75 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 3600 RPM
  

  
- Max static clutch torque: 222 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 15.875 mm
  

  
- Min engagement pressure (psi): 5
  

  
- Min sprocket size: 35/40T, 40/30T, 50/25T, 60/21T
  

  
- Mounting style: Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 6.06 in
  

  
- Output bolt circle: 3.5 in
  

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

  
- Output shaft style: None
  

  
- Output type: Pilot
  

  
- Pilot size: 3.000 in
  

  
- Product features: Air Engaged, Keyed, Straight Bore, Shaft Mount, Pilot Output
  

  
- Release method: Spring
  

  
- RoHS compliant: RoHS
  

  
- RPM: 3600
  

  
- Shaft inertia: 16.13 lbin²
  
## Product documents / software:

- [Cutaway](https://documents.mrosupply.com/product_documents/80/805271/AirChamp2ClutchCutAway.gif)
- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/80/805271/805271s.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 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.