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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

18-004 N90A N/A 5/64 Inch (in) Inside Diameter, 13/64 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 5/64 in N/A 13/64 in N/A 1/16 in Quote
18-006 N90A N/A 1/8 Inch (in) Inside Diameter, 1/4 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1/8 in N/A 1/4 in N/A 1/16 in {}
18-007 N90A N/A 5/32 Inch (in) Inside Diameter, 9/32 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 5/32 in N/A 9/32 in N/A 1/16 in {}
18-008 N90A N/A 3/16 Inch (in) Inside Diameter, 5/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 3/16 in N/A 5/16 in N/A 1/16 in {}
18-009 N90A N/A 7/32 Inch (in) Inside Diameter, 11/32 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 7/32 in N/A 11/32 in N/A 1/16 in {}
18-010 N90A N/A 1/4 Inch (in) Inside Diameter, 3/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1/4 in N/A 3/8 in N/A 1/16 in {}
18-011 N90A N/A 5/16 Inch (in) Inside Diameter, 7/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 5/16 in N/A 7/16 in N/A 1/16 in {}
18-012 N90A N/A 3/8 Inch (in) Inside Diameter, 1/2 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 3/8 in N/A 1/2 in N/A 1/16 in {}
18-013 N90A N/A 7/16 Inch (in) Inside Diameter, 9/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 7/16 in N/A 9/16 in N/A 1/16 in {}
18-014 N90A N/A 1/2 Inch (in) Inside Diameter, 5/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1/2 in N/A 5/8 in N/A 1/16 in {}
18-015 N90A N/A 9/16 Inch (in) Inside Diameter, 11/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 9/16 in N/A 11/16 in N/A 1/16 in {}
18-016 N90A N/A 5/8 Inch (in) Inside Diameter, 3/4 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 5/8 in N/A 3/4 in N/A 1/16 in {}
18-017 N90A N/A 11/16 Inch (in) Inside Diameter, 13/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 11/16 in N/A 13/16 in N/A 1/16 in {}
18-018 N90A N/A 3/4 Inch (in) Inside Diameter, 7/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 3/4 in N/A 7/8 in N/A 1/16 in {}
18-019 N90A N/A 13/16 Inch (in) Inside Diameter, 15/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 13/16 in N/A 15/16 in N/A 1/16 in {}
18-020 N90A N/A 7/8 Inch (in) Inside Diameter, 1 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 7/8 in N/A 1 in N/A 1/16 in {}
18-021 N90A N/A 15/16 Inch (in) Inside Diameter, 1-1/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 15/16 in N/A 1-1/16 in N/A 1/16 in {}
18-022 N90A N/A 1 Inch (in) Inside Diameter, 1/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1 in N/A 1/8 in N/A 1/16 in {}
18-023 N90A N/A 1-1/16 Inch (in) Inside Diameter, 1-3/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-1/16 in N/A 1-3/16 in N/A 1/16 in {}
18-024 N90A N/A 1-1/8 Inch (in) Inside Diameter, 1-1/4 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-1/8 in N/A 1-1/4 in N/A 1/16 in {}
18-025 N90A N/A 1-3/16 Inch (in) Inside Diameter, 1-5/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-3/16 in N/A 1-5/16 in N/A 1/16 in {}
18-026 N90A N/A 1-1/4 Inch (in) Inside Diameter, 1-3/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-1/4 in N/A 1-3/8 in N/A 1/16 in {}
18-027 N90A N/A 1-5/16 Inch (in) Inside Diameter, 1-7/16 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-5/16 in N/A 1-7/16 in N/A 1/16 in {}
18-028 N90A N/A 1-3/8 Inch (in) Inside Diameter, 1-1/2 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-3/8 in N/A 1-1/2 in N/A 1/16 in {}
18-029 N90A N/A 1-1/2 Inch (in) Inside Diameter, 1-5/8 Inch (in) Outside Diameter, and 1/16 Inch (in) Width Nitrile Back-Up Ring N/A 1-1/2 in N/A 1-5/8 in N/A 1/16 in {}
Unit of Measure
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