# Dixon RDD400EZ Boss-Lock Type DD Spool Coupler x Coupler - 4 in, 316 Stainless Steel, Buna-N Seal - MROSupply.com

***Dixon RDD400EZ Boss-Lock Type DD spool coupler x coupler, 4-inch size, 316 stainless steel construction with Buna-N seal. Features a safety locking handle for secure connections in industrial hose applications. Cam and groove design allows quick connect and disconnect.***



## Product details:

- Catalog number: RDD400EZ
- SKU: 112875
- Price: ***$483.16*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dixon](https://www.mrosupply.com/brands/dixon/)
- Category: 
    - [Cam & Groove Fittings](htts://www.mrosupply.com/hydraulics-and-pneumatics/hose-pipe-tube-fittings/fittings/cam-groove-fittings/)
    - [Fittings](htts://www.mrosupply.com/hydraulics-and-pneumatics/hose-pipe-tube-fittings/fittings/)
    - [Hose, Pipe, Tube & Fittings](htts://www.mrosupply.com/hydraulics-and-pneumatics/hose-pipe-tube-fittings/)
    - [Hydraulics and Pneumatics](htts://www.mrosupply.com/hydraulics-and-pneumatics/)
- Unit of measure: each
- Weight: 6.500 lb
- Technicall support: contact supplier for technical support on 8779634966


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


## Product attributes;

  
- Material: 316 Stainless steel
  

  
- Max operating pressure (psi): 100
  

  
- Seal: Nitrile rubber
  

  
- Size: 4 in
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/RD/RDD400EZ/46_59.pdf)
- [RDD400EZ 4^ EZ BOSSLOCK SPOOL CPLR SS](https://documents.mrosupply.com/product_documents/11/28/112875/Dixon_Valve_Coupling_RDD400EZ_Catalog_dTIhFnH.pdf)
## Suggested products:
- [Dixon 200-DD-AL Cam & Groove Type DD Spool Coupler, 2 in size, 356T6 Aluminum body with Buna-N seal. This spool coupler connects two cam and groove couplers for extended reach or inline connections. Suitable for industrial fluid transfer applications.](https://www.mrosupply.com/products/103491/as-markdown/)
- [Dixon ADA2520 Boss-Lock Cam & Groove Type DA jump size coupler x adapter, 2-1/2 inch, 356T6 aluminum with Buna-N seal. The Boss-Lock safety locking handle ensures secure, vibration-resistant connections in industrial fluid transfer applications. Designed for reliable performance in chemical, petroleum, and agricultural service.](https://www.mrosupply.com/products/106223/as-markdown/)
- [Dixon ADD2030 Boss-Lock Type DD Cam & Groove Coupler x Coupler, 2-inch size, 356T6 aluminum body with Buna-N seal. Designed for quick connect/disconnect in industrial hose applications. Boss-Lock safety locking handle provides secure connection.](https://www.mrosupply.com/products/106237/as-markdown/)
- [Dixon 100-AA-SS Cam & Groove Type AA Spool Adapter, 1 in size, 316 stainless steel construction for superior corrosion resistance. This adapter x adapter fitting connects two cam and groove couplings, enabling secure, leak-free connections in industrial fluid transfer applications. Ideal for chemical, petroleum, and food processing environments requiring durable stainless steel components.](https://www.mrosupply.com/products/102415/as-markdown/)
- [Dixon ADD3040 Boss-Lock Type DD spool coupler x coupler, 3 x 4 in reducing cam and groove fitting. 356T6 aluminum body with Buna-N seal for reliable industrial hose connections. Boss-Lock safety handle provides secure, vibration-resistant locking.](https://www.mrosupply.com/products/106239/as-markdown/)

## Product's reviews:
- Dixon 6hf6-b 3/4" iso-b coupler 3/4" nptf bras 200025-6 - Great price, fast delivery.
- Dixon h8f8-b 1" iso-b nipple 1" nptf brass 100002-8 - Great price, fast delivery.
- Easy - Easy and quick.
- Reasonable and reasonably fast shipping - My order was processed very quickly even with the changes I made on my original order with friendly people at MRO