APG stocks the H70274, an AS568-274 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 9.984 in (253.59 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 10.262 in (260.65 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. The material holds up against petroleum-based oils, hydraulic fluids, and water. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with ozone and direct sunlight or strong acids.
You will find this material specified across agricultural equipment, general industrial maintenance, and automotive.
Order part number H70274, sold individually. Unit weight is approximately 9.6548 g and nominal inside diameter is listed as 10 inch. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -274 BLACK BUNA 70D O-RING
uf_description2 0.139" (3.53MM) CS X 9.984" (253.59MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 9.984 inch (253.59 mm)
Actual_OD 10.262 inch (260.65 mm)
ProductCode Description O-Rings - Bulk - Commodity