Ordered as H70441, this is an AS568-441 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 6.975 in (177.17 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 7.525 in (191.14 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, most widely specified general-purpose sealing elastomer. This material stands up to hydraulic fluids, greases and lubricants, and many alcohols. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Exposure to polar solvents or automotive brake fluid will shorten service life.
Typical settings include construction equipment, general industrial maintenance, and automotive.
This item is sold individually under part number H70441. Unit weight is approximately 27.138 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description -441 BLACK BUNA 70D O-RING
uf_description2 0.275" (6.99MM) CS X 6.975" (177.16MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 6.975 inch (177.17 mm)
Actual_OD 7.525 inch (191.14 mm)
ProductCode Description O-Rings - Bulk - Commodity