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The Dichtomatik N8-90-429 is a NBR (Nitrile Butadiene Rubber) 90 Shore A contoured backup ring designed for anti-extrusion protection in high-pressure sealing applications. This backup ring prevents O-ring or U-cup extrusion under pressure, extending seal life in hydraulic and pneumatic systems. Suitable for temperatures from -40°F to +250°F.
MODEL 75172273
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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.
Contact supplier for technical support on: 800 328 2840
$3.06 Each
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Brand Minimum Order Quantity: 18
Typically Ships in: 1 day
Returnable: See conditions
Cross Section Shape
Contoured
Dash Number
8-429
Durometer
90 Shore A
I.D.
5.051 in
Material
Buna-N
Temperature Rating
-40 to 250 deg F
Thickness
0.117 in
Width
0.236 in
Dichtomatik Dichtomatik N8-90-429
UPC: | UNSPSC: 30181800 | GTIN:
Gaskets & Packing > O-Rings & O-Ring Kits > Backup Rings
DICHTOMATIK Back-Up Ring, 5.051 in Inside Dia, 0.236 in W, 0.117 in Thickness, Contoured Cross Section, Dash Number: 8-429, 90 Shore A Durometer, -40 to 250 deg F, Buna-N
Specs:
| Dash Number | 8-429 |
|---|---|
| Cross Section Shape | Contoured |
| Durometer | 90 Shore A |
| Temperature Rating | -40 to 250 deg F |
| Inside Diameter | 5.051 in |
| Material | Buna-N |
| Thickness | 0.117 in |
| Width | 0.236 in |
Packaging:
SKU: 2804701
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.
Read moreSKU: 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: 2804701
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.
Read moreSKU: 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/