# Nexen 923809 Air Engaged Shaft Mount Friction Clutch - Pilot Mount, 1.25 in Bore, 3200 inlb Torque, 1800 RPM - MROSupply.com

***Nexen 923809 air engaged shaft mount friction clutch with pilot mount configuration, 1.25 in straight bore with keyway and two setscrews, 4.500 in pilot size, bare aluminum finish. Open design delivers 3200 inlb static torque at 1800 RPM max speed. Standard coefficient clutch facing, 0.125 NPT air inlet, 6.25 in outer diameter, 6.02 in length. CE and RoHS compliant, max operating pressure 80 psi.***



## Product details:

- Catalog number: 923809
- SKU: 533472
- Price: ***$3,152.44*** 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: 24.000 lb
- Technicall support: contact supplier for technical support on 800 843 7445


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


## Product attributes;

  
- Approximate clutch facing life: 244 hphr
  

  
- Bore details: Straight With Keyway And 2 Setscrews
  

  
- Bore size: 1.250 in, Machined Bore with Keyway
  

  
- Bore style: Machined Bore with Keyway
  

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.477 in³
  

  
- Clutch facing edge color code: Red
  

  
- Clutch facing effective area: 58.72 in²
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Clutch heat sink capacity: 12540 ftlb
  

  
- Clutch peak thermal input rate: 52.90 hp
  

  
- Clutch response factor: 0.095
  

  
- Drive arrangement: Pilot mount
  

  
- Drive inertia: 60.4 lbin²
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Bare Aluminum
  

  
- Inlet size: 0.125 NPT
  

  
- Length: 6.02 in
  

  
- Materials of construction: Aluminum Air Chamber Black Oxide Drive Shell
  

  
- Max ambient temperature (°F): 150
  

  
- Max clutch continuous thermal dissipation: 0.19 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM, Max @ 60 psi, 1200 @ 70 psi, 900 @ 80 psi
  

  
- Max speed (psi): 1800 RPM, Max @ 60 psi, 1200 @ 70 psi, 900 @ 80
  

  
- Max static clutch torque: 3200 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min engagement pressure (psi): 10
  

  
- Min sprocket size: 40/42T, 50/34T, 60/29T, 80/23T,100/19T
  

  
- Mounting style: Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 6.25 in
  

  
- Output bolt circle: 5.25 in
  

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

  
- Output shaft style: None
  

  
- Output type: Pilot
  

  
- Pilot size: 4.500 in
  

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

  
- Release method: Spring
  

  
- Restrictions: Consult Nexen For Use In Cyclic Applications, Or Use As A Brake
  

  
- RoHS compliant: RoHS
  

  
- RPM: 1800
  

  
- Shaft inertia: 17.59 lbin²
  
## Product documents / software:

- [Cutaway](https://documents.mrosupply.com/product_documents/92/923809/4HPClutchCutaway.gif)
- [Thermalgraph](https://documents.mrosupply.com/product_documents/92/923809/4H50ThermalGraph.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.
- Great service - Provide great pricing, accurate order processing, and timely delivery. I recommend MRO for your electronic needs.
- None - all good