QH70275 is an AS568-275 black Buna-N (Nitrile) 70 Shore A Quad-Ring built to an inside diameter of 10.484 in (266.29 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 10.762 in (273.35 mm). In service, this quad-ring seats in a standard o-ring gland while offering improved dynamic performance.
Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. The compound resists many alcohols, propane and butane, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. The profile itself contributes two sealing bands per contact face rather than one and a parting line located away from the sealing surface.
You will find this material specified across construction equipment, hydraulic and pneumatic systems, and agricultural equipment.
Order part number QH70275, sold individually. Unit weight is approximately 9.7178 g and nominal inside diameter is listed as 10 1/2 inch. Review your operating media and conditions against this specification before installation.
description Q-275 BUNA 70 Q RING
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 10.484 inch (266.29 mm)
Actual_OD 10.762 inch (273.35 mm)
ProductCode Description O-Rings - Square/Quad - Commodity