The H90413 is an AS568-413 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 2.975 in (75.57 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.525 in (89.54 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint.
As a material, Buna-N (Nitrile) offers strong abrasion and tear resistance, reliable performance in both static and dynamic service. Expect good resistance to propane and butane, many alcohols, and petroleum-based oils. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ketones or automotive brake fluid.
Typical settings include fluid power, automotive, and construction equipment.
Stocked as H90413 and sold individually. Unit weight is approximately 12.85 g and nominal inside diameter is listed as 3 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Description -413 BLACK BUNA 90D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 2.975 inch (75.57 mm)
Actual Outside Diameter 3.525 inch (89.54 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity