# Nexen 807674 Air Engaged Shaft Mount Friction Clutch, 1.625 in Bore, 390 inlb Torque, 1800 RPM - MROSupply.com

***Nexen 807674 is an air engaged shaft mount friction clutch with a 1.625 in machined bore with keyway and two setscrews. It features a black oxide finish, pilot output, and a 4.000 in pilot size. The clutch delivers 390 inlb of static torque at 80 psi max operating pressure and operates at speeds up to 1800 RPM. It has an open design with spring release and is CE and RoHS certified.***



## Product details:

- Catalog number: 807674
- SKU: 1367136
- Price: ***$1,327.17*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- 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: 37.610 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: 3675 hphr
  

  
- Backlash: 0.36
  

  
- Bore details: Straight With Keyway And 2 Setscrews
  

  
- Bore size: 1.625 in, Machined Bore with Keyway, 1.000-1.500 in with Optional Adapter Bushings
  

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

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.644 in³
  

  
- Clutch air chamber volume when worn out: 2.000 in³
  

  
- Clutch facing edge color code: Blue
  

  
- Clutch facing effective area: 30.63 in²
  

  
- Clutch Facing Type: Ultra Low Coefficient
  

  
- Clutch heat sink capacity: 110000 ftlb
  

  
- Clutch peak thermal input rate: 27.60 hp
  

  
- Clutch response factor: 0.119
  

  
- Drive inertia: 127.3 lbin²
  

  
- Engagement method: Air
  

  
- Finish: Black oxide
  

  
- Inlet size: 0.125 NPT
  

  
- Input bore min shaft insertion: 3.75 in, From Pilot End Full From Air Chamber End
  

  
- Length: 7.31 in
  

  
- Materials of construction: Black oxide
  

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 41.275 mm
  

  
- Max clutch continuous thermal dissipation: 1.00 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM
  

  
- Max static clutch torque: 390 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 25.4 mm
  

  
- Min engagement pressure (psi): 5
  

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

  
- Mounting style: Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 8.06 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, Keyed, Straight Bore, Shaft Mount, Pilot Output
  

  
- Release method: Spring
  

  
- RoHS compliant: RoHS
  

  
- Shaft inertia: 63.28 lbin²
  
## Product documents / software:

- [Burnishing Guide](https://documents.mrosupply.com/product_documents/64/23/6423331/BurnishingProcedureA_068kJu3.pdf)
- [PDF CAD Drawing](https://documents.mrosupply.com/product_documents/13/67/1367136/807674S_QHmgkaj.pdf)
- [Technical Data Sheet](https://documents.mrosupply.com/product_documents/59/18/5918985/AC2Clutches_lJd60IE.pdf)
- [Thermal Graph](https://documents.mrosupply.com/product_documents/59/18/5918984/M800ThermalGraph_dInjAMe.jpg)
- [User Manual](https://documents.mrosupply.com/product_documents/59/18/5918983/20143_bstyYyq.pdf)
- [DXF CAD Drawing](https://documents.mrosupply.com/product_documents/13/67/1367136/807674S_ru5zGoW.dxf)

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