H90M5.7X131.6 is a black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 131.6 mm (5.181 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 143 mm (5.63 in). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware. Supplementary detail from the product record: Metric O-RING, JIS P132.
Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, low compression set under sustained load. It resists hydraulic fluids, many alcohols, and water. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Exposure to ketones or ozone and direct sunlight will shorten service life.
You will find this material specified across automotive, agricultural equipment, and construction equipment.
Order part number H90M5.7X131.6, sold individually. Unit weight is approximately 15.1897 g. Check the compound against your process media, pressure and temperature before committing to a design.
Description 5.7MM CS X 131.6MM ID BLACK BUNA 90D
Actual Outside Diameter 143 mm (5.63 inch)
Actual Cross Section 5.7 mm (0.224 inch)
Actual Inside Diameter 131.6 mm (5.181 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity