# Nexen 917900 Air Engaged Friction Clutch - Flange Mount, 1.5 in Bore, 2200 inlb Torque - MROSupply.com

***Nexen 917900 is an air engaged friction clutch with flange mount and 1.5 in straight bore with keyway. It delivers 2200 inlb static torque at 80 psi max pressure. The open design features a bare aluminum air chamber and black oxide drive shell. This clutch requires bearing support and is CE and RoHS compliant.***



## Product details:

- Catalog number: 917900
- SKU: 693488
- Price: ***$3,251.63*** 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: 1.000 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: Flange with pilot
  

  
- Approximate clutch facing life: 192 hphr
  

  
- Bore details: Straight With Keyway And 2 Setscrews
  

  
- Bore size: 1.500 in, Machined Bore with Keyway, 1.375 in with Optional Adapter Bushing
  

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

  
- CE certified: CE
  

  
- Clutch air chamber volume when new: 0.450 in³
  

  
- Clutch facing edge color code: Red
  

  
- Clutch facing effective area: 46.29 in²
  

  
- Clutch Facing Type: Standard coefficient
  

  
- Clutch heat sink capacity: 11800 ftlb
  

  
- Clutch peak thermal input rate: 41.70 hp
  

  
- Clutch response factor: 0.089
  

  
- Drive arrangement: Flange mount
  

  
- Enclosure: Open
  

  
- Engagement method: Air
  

  
- Finish: Bare Aluminum
  

  
- Inlet size: 0.125 NPT
  

  
- Length: 4.06 in
  

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

  
- Max ambient temperature (°F): 150
  

  
- Max bore size: 38.1 mm
  

  
- Max clutch continuous thermal dissipation: 0.18 hp
  

  
- Max operating pressure (psi): 80
  

  
- Max Speed: 1800 RPM, Max @ 60 psi, 1400 @ 70 psi, 1000 @ 80 psi
  

  
- Max speed (psi): 1800 RPM, Max @ 60 psi, 1400 @ 70 psi, 1000 @ 80
  

  
- Max static clutch torque: 2200 inlb
  

  
- Min ambient temperature (°F): 32
  

  
- Min bore size: 34.925 mm
  

  
- Min engagement pressure (psi): 10
  

  
- Mounting style: Flange, Shaft
  

  
- Open or enclosed design: Open
  

  
- Outer Diameter: 5.91 in
  

  
- Output bolt circle: 4.75 in
  

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

  
- Output shaft style: None
  

  
- Output type: Flange, Requires Bearing Support
  

  
- Pilot size: No Pilot
  

  
- 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
  

  
- Shaft inertia: 10.74 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/69/34/693488/917900S_wbxdOto.pdf)
- [Thermal Graph](https://documents.mrosupply.com/product_documents/59/19/5919049/4H45ThermalGraph_S6PI15u.jpg)
- [Torque Graph](https://documents.mrosupply.com/product_documents/59/19/5919049/4H45StTorqueGraph_wnuajsn.jpg)
- [User Manual](https://documents.mrosupply.com/product_documents/59/19/5919049/20007_VpJESM5.pdf)
- [DXF CAD Drawing](https://documents.mrosupply.com/product_documents/69/34/693488/917900S_cAkvY61.dxf)
- [STEP CAD File](https://documents.mrosupply.com/product_documents/69/34/693488/1618875_BSoHRgP.stp)

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