# Dichtomatik MA21-42X55X8 NBR 90 Shore A Symmetrical U-Cup Piston Seal - 42mm x 55mm x 8mm - MROSupply.com

***Dichtomatik MA21-42X55X8 NBR (Nitrile) 90 Shore A symmetrical U-cup piston seal for hydraulic cylinder applications. Dimensions: 42mm x 55mm x 8mm. Operating temperature range: -40°F to +250°F (-40°C to +121°C). Provides reliable sealing in piston groove configurations.***



## Product details:

- Catalog number: MA21-42X55X8
- SKU: 1471681
- Call for Pricing - 888-671-2883
- Quantity: This vendor has a minimum order quantity of
11.Order minimum ($) may be applied.
Add desired QTY to cart and proceed to checkout to view minimum'

- Brand Minimum Order Quantity - 11
(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: 
    - [Symmetrical Unloaded U-Cups](htts://www.mrosupply.com/seals/rod-and-piston-seals/u-cups-u-seals/unloaded-u-seals/symmetrical-unloaded-u-cups/)
    - [Unloaded U-Seals](htts://www.mrosupply.com/seals/rod-and-piston-seals/u-cups-u-seals/unloaded-u-seals/)
    - [U-Cups / U-Seals](htts://www.mrosupply.com/seals/rod-and-piston-seals/u-cups-u-seals/)
    - [Rod and Piston Seals](htts://www.mrosupply.com/seals/rod-and-piston-seals/)
    - [Seals](htts://www.mrosupply.com/seals/)
- Unit of measure: each
- Technicall support: contact supplier for technical support on 800 328 2840


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


## Product attributes;

  
- Cross Section Shape: U-Shape
  

  
- Domestic/Import: Import
  

  
- Durometer: 90
  

  
- I.D.: 42 mm
  

  
- Material: NBR
  

  
- O.D.: 55 mm
  

  
- Series: MA21
  

  
- Temperature Rating: -40 to 212 deg F
  

  
- Width: 8 mm
  


## Product's reviews:
- F150 a/c compressor get back o.d" - I Saved on the Cost of Parts & Labor by Redi-sleeving my I.D" of my A/C collar.
MRO has fair prices for redi-sleeve.
- Dichtomatick order - Very reliable
- Seals - Hard to find seal. Fast service, free shipping. Good price.
- Perfect fit - I like this company. They had exactly what I needed for a cheaper price than competitors and free shipping. The quality is good, I'll return in the future.