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The Dichtomatik N8-90-438 is an NBR (Nitrile Butadiene Rubber) 90 Shore A contoured backup ring designed for AS568 size 438. This backup ring prevents O-ring extrusion in high-pressure static and dynamic sealing applications. Suitable for use with hydraulic and pneumatic systems. Temperature range: -40°F to +250°F.
MODEL 75172286
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This product has a minimum order quantity of (4 minimum) This is the minimum order quantity available when purchasing this product.
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$3.67 Each
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Brand Minimum Order Quantity: 15
Typically Ships in: 1 day
Returnable: See conditions
Cross Section Shape
Contoured
Dash Number
8-438
Durometer
90 Shore A
I.D.
6.274 in
Material
Buna-N
Temperature Rating
-40 to 250 deg F
Thickness
0.117 in
Width
0.236 in
Dichtomatik Dichtomatik N8-90-438
UPC: | UNSPSC: 30181800 | GTIN:
Gaskets & Packing > O-Rings & O-Ring Kits > Backup Rings
DICHTOMATIK Back-Up Ring, 6.274 in Inside Dia, 0.236 in W, 0.117 in Thickness, Contoured Cross Section, Dash Number: 8-438, 90 Shore A Durometer, -40 to 250 deg F, Buna-N
Specs:
- Dash Number: 8-438
- Cross Section Shape: Contoured
- Durometer: 90 Shore A
- Temperature Rating: -40 to 250 deg F
- Inside Diameter: 6.274 in
- Material: Buna-N
- Thickness: 0.117 in
- Width: 0.236 in
Packaging:
- Weight: 0.0239 lb
SKU: 2813634
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
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SKU: 2813634
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
Read moreItem must be unused.
Item must be in it's original package.
Restocking, shipping and handling fees may apply to any return with this manufacturer.
For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/