H70314 is an AS568-314 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 0.725 in (18.42 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.145 in (29.08 mm). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is known for low compression set under sustained load, strong abrasion and tear resistance. It resists water, many alcohols, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to automotive brake fluid or ketones will shorten service life.
Common environments for this compound include agricultural equipment, construction equipment, and fluid power.
Reference part number H70314 when ordering; the item is sold individually. Unit weight is approximately 2.105 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -314 BLACK BUNA 70D O-RING
uf_description2 0.210" (5.33MM) CS X 0.725" (18.42MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 0.725 inch (18.42 mm)
Actual_OD 1.145 inch (29.08 mm)
ProductCode Description O-Rings - Bulk - Commodity