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The Dichtomatik N8-90-391 is an NBR (Nitrile Butadiene Rubber) 90 Shore A contoured backup ring designed for anti-extrusion protection in high-pressure sealing applications. This backup ring supports O-rings and U-cups to prevent seal damage under pressure. Suitable for use in hydraulic and pneumatic systems. Temperature range: -40°F to +250°F.
MODEL 75189651
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Contact supplier for technical support on: 800 328 2840
$13.71 Each
Prices are subject to change
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Brand Minimum Order Quantity: 4
Typically Ships in: 1 day
Returnable: See conditions
Cross Section Shape
Contoured
Dash Number
8-391
Durometer
90 Shore A
I.D.
22.006 in
Material
Buna-N
Temperature Rating
-40 to 250 deg F
Thickness
0.076 in
Width
0.183 in
Dichtomatik Dichtomatik N8-90-391
UPC: | UNSPSC: 30181800 | GTIN:
Gaskets & Packing > O-Rings & O-Ring Kits > Backup Rings
DICHTOMATIK Back-Up Ring, 22.006 in Inside Dia, 0.183 in W, 0.076 in Thickness, Contoured Cross Section, Dash Number: 8-391, 90 Shore A Durometer, -40 to 250 deg F, Buna-N
Specs:
| Dash Number | 8-391 |
|---|---|
| Cross Section Shape | Contoured |
| Durometer | 90 Shore A |
| Temperature Rating | -40 to 250 deg F |
| Inside Diameter | 22.006 in |
| Material | Buna-N |
| Thickness | 0.076 in |
| Width | 0.183 in |
Packaging:
SKU: 1457302
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.
Read more
| Brand | MROSupply Fasteners |
| Model | FSTPCK-489068 |
| Brand | FAG Bearing |
| Model | 618/800M |
| Brand | Tingley |
| Model | J31207-M |
SKU: 1457302
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.
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/