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Product Specifications:
| Item | Backup Ring, Contoured |
| Actual Inside Dia. | 21.006" , 21.01" |
| Actual Width | 0.183" |
| Axial Thickness | 0.06" |
| Color | Black |
| Cross Section | 3/16" |
| Cross Section Shape | Rectangular |
| Cut Type | Solid |
| Durometer | 90 Shore A |
| Durometer Rating | Hard |
| For Use With As568a Dash No. | 390 |
| Material | Buna N |
| Max. Operating Temp. | 250°F |
| Min. Operating Temp. | -40°F |
| Nominal Inside Dia. | 21" |
| Nominal Outside Dia. | 21 3/8" |
| O-ring Material Compatibility | Anhydrous Ammonia, Animal Fats, Carbon Dioxide, Detergents, Diesel Oil, Fatty Acids, Gasoline, Hydraulic Oils (Petroleum), Kerosene, Liquid Propane Gas, Lubricating Oils (Petroleum), Mineral Oil, Natural Gas, Nitrogen, Silicone Grease, Sulfuric Acid (Dilute), Vegetable Oils, Water |
| System Of Measurement | Imperial |
| Temp. | -40°F to +250°F |
| Thickness | 0.076" |
| Width | 0.18" |
| X-ray Detectable | X Ray Non Detectable |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 2.03 |
| Ship length (cm) | 15.49 |
| Ship width (cm) | 15.49 |
| HS code | 4016931010 |
| Country of Origin | CN |
Product Variants
| Model | Nominal Inside Dia. | Nominal Outside Dia. | For Use With As568a Dash No. | Actual Width | Axial Thickness | Material | Cross Section Shape | Color | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3CUR3 | - | - | 172 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €14.13 | |
| 3CUR4 | 8 1/2" | 8 9/16" | 173 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €20.78 | |
| 3CUR5 | 8 3/4" | 8 15/16" | 174 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €18.92 | |
| 3CUR6 | 9" | 9 3/16" | 175 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €22.12 | |
| 3CUR7 | 9 1/4" | 9 7/16" | 176 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €21.74 | |
| 3CUR8 | 9 1/2" | 9 11/16" | 177 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €23.93 | |
| 3CUR9 | 9 3/4" | 9 15/16" | 178 | 0.086" | 0.045" | Buna N | Rectangular | Black | 5 | €24.79 |
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APPROVED VENDOR 3CVP4 Backup Ring 0.183w 21.006 Inner Diameter
€30.09 /pack
