# Dichtomatik ST452 PTFE Single Turn Split Backup Ring - Anti-Extrusion Ring for High-Pressure Sealing - MROSupply.com

***Dichtomatik ST452 PTFE single turn split backup ring prevents O-ring extrusion in high-pressure hydraulic and pneumatic systems. PTFE material provides excellent chemical resistance and a temperature range of -100°F to +500°F. Designed for use with O-rings in static and dynamic sealing applications.***



## Product details:

- Catalog number: ST452
- SKU: 2809680
- Call for Pricing - 888-671-2883
- Quantity: This vendor has a minimum order quantity of
2.Order minimum ($) may be applied.
Add desired QTY to cart and proceed to checkout to view minimum'

- Brand Minimum Order Quantity - 2
(This is the minimum order quantity if ordering this unit alone
from the vendor. Adding other products from the same vendor will reduce
the overall requirement. If adding multiple products from same vendor,
please add all products to cart to see total minimum.)
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dichtomatik](https://www.mrosupply.com/brands/dichtomatik/)
- Category: 
    - [Standard Flat Back-Up Rings](htts://www.mrosupply.com/seals/back-up-rings/standard-flat-back-up-rings/)
    - [Back-Up Rings](htts://www.mrosupply.com/seals/back-up-rings/)
    - [Seals](htts://www.mrosupply.com/seals/)
- Unit of measure: each
- Weight: 0.029 lb
- Technicall support: contact supplier for technical support on 800 328 2840


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


## Product attributes;

  
- Dash Number: 452
  

  
- Domestic/Import: Import
  

  
- I.D.: 11-1/2 in
  

  
- Material: PTFE
  

  
- O.D.: 12 in
  

  
- Temperature Rating: -65 to 500 deg F
  

  
- Thickness: 0.052 in
  

  
- Type: 1-Turn
  

  
- Width: 0.239 in
  


## Product's reviews:
- Seals - Hard to find seal. Fast service, free shipping. Good price.
- My new supplier - Thanks for your help with finding the seals I needed.
You were fast and reasonable with the shipping, The price was also good, your communications before and after the sale was very appreciated again thanks for your help I will be back!!! Steve G
- Wiper - LOOK GOOD
- A+ - Perfect fit, my boat trailer back in the water.