# Nexen 802870 Air Engaged Shaft Mount Friction Clutch - Pilot Mount, 0.625 in Bore, 100 inlb Torque, 3600 RPM - MROSupply.com

***Nexen 802870 air engaged shaft mount friction clutch with pilot mount design, 0.625 in straight bore with keyway and two setscrews, 100 inlb max static torque, 3600 RPM max speed. Machined aluminum open construction, 2.125 in pilot size, 0.125 NPT air inlet, spring release. CE and RoHS certified.***



## Product details:

- Catalog number: 802870
- SKU: 533890
- Price: ***$444.19*** 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: 4.030 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 adapter fixes output with anti-rotation slot
  

  
- Approximate clutch facing life: 33 hphr
  

  
- Bore details: Straight With Keyway And 2 Setscrews
  

  
- Bore size: 0.625 in, Machined Bore with Keyway, 0.500 in with Optional Adapter Bushings
  

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

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.201 in³
  

  
- Clutch air chamber volume when worn out: 0.630 in³
  

  
- Clutch facing edge color code: Red
  

  
- Clutch facing effective area: 4.173 in²
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Clutch heat sink capacity: 5650 ftlb
  

  
- Clutch peak thermal input rate: 3.80 hp
  

  
- Clutch response factor: 0.038
  

  
- Drive arrangement: Pilot mount
  

  
- Drive inertia: 0.86 lbin²
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Machined aluminum
  

  
- Inlet size: 0.125 NPT
  

  
- Input bore min shaft insertion: 1.50 in, From Pilot End Full From Air Chamber End
  

  
- Length: 3.51 in
  

  
- Materials of construction: Machined aluminum
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 15.875 mm
  

  
- Max clutch continuous thermal dissipation: 0.13 hp
  

  
- Max dynamic torque: 85 inlb
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 3600 RPM
  

  
- Max static clutch torque: 100 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 12.7 mm
  

  
- Min engagement pressure (psi): 8
  

  
- Min sprocket size: 25/40T, 35/28T, 40/22T
  

  
- Mounting style: Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 2.89 in
  

  
- Output bolt circle: 2.437 in
  

  
- Output bolt hole size: 4 #10-32 in, Holes @ 90°
  

  
- Output shaft style: None
  

  
- Output type: Pilot
  

  
- Pilot size: 2.125 in
  

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

  
- Release method: Spring
  

  
- RoHS compliant: RoHS
  

  
- RPM: 3600
  

  
- Shaft inertia: 0.98 lbin²
  
## Product documents / software:

- [Cutaway](https://documents.mrosupply.com/product_documents/80/802870/B275ClutchCutaway.gif)
- [PDF Cad Drawing](https://documents.mrosupply.com/product_documents/80/802870/802870s.pdf)
- [Technical Data Sheet](https://documents.mrosupply.com/product_documents/92/927507/21181.pdf)
- [Thermalgraph](https://documents.mrosupply.com/product_documents/80/802870/B275ThermalGraph.jpg)
- [Torquegraph](https://documents.mrosupply.com/product_documents/80/802870/B275StTorqueGraph.jpg)
- [User Manual](https://documents.mrosupply.com/product_documents/88/887021/21180.pdf)

## Product's reviews:
- 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
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.