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90 Durometer Nitrile 'ParbackĀ®' style back up for o-ring.

Other materials available include hytrel, urethane, and PTFE, please contact us for more information.
Nitrile Back-Up Rings
Unit of Measure
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Item #

Item Description

Inside Diameter

Outside Diameter

Width

List Price

18-464 N90A N/A 17-1/2 Inch (in) Inside Diameter, 18 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 17-1/2 in N/A 18 in N/A 1/4 in {}
18-465 N90A N/A 18 Inch (in) Inside Diameter, 18-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 18 in N/A 18-1/2 in N/A 1/4 in {}
18-466 N90A N/A 18-1/2 Inch (in) Inside Diameter, 19 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 18-1/2 in N/A 19 in N/A 1/4 in {}
18-467 N90A N/A 19 Inch (in) Inside Diameter, 19-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 19 in N/A 19-1/2 in N/A 1/4 in {}
18-468 N90A N/A 19-1/2 Inch (in) Inside Diameter, 20 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 19-1/2 in N/A 20 in N/A 1/4 in {}
18-469 N90A N/A 20 Inch (in) Inside Diameter, 20-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 20 in N/A 20-1/2 in N/A 1/4 in {}
18-470 N90A N/A 21 Inch (in) Inside Diameter, 21-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 21 in N/A 21-1/2 in N/A 1/4 in {}
18-471 N90A N/A 22 Inch (in) Inside Diameter, 22-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 22 in N/A 22-1/2 in N/A 1/4 in {}
18-472 N90A N/A 23 Inch (in) Inside Diameter, 23-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 23 in N/A 23-1/2 in N/A 1/4 in {}
18-473 N90A N/A 24 Inch (in) Inside Diameter, 24-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 24 in N/A 24-1/2 in N/A 1/4 in {}
18-474 N90A N/A 25 Inch (in) Inside Diameter, 25-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 25 in N/A 25-1/2 in N/A 1/4 in {}
18-475 N90A N/A 26 Inch (in) Inside Diameter, 26-1/2 Inch (in) Outside Diameter, and 1/4 Inch (in) Width Nitrile Back-Up Ring N/A 26 in N/A 26-1/2 in N/A 1/4 in {}
Unit of Measure
« 11 12 13 14