H3.5X108 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 108 mm (4.252 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 115 mm (4.53 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Buna-N (Nitrile) is specified for strong abrasion and tear resistance, reliable performance in both static and dynamic service. The material holds up against greases and lubricants, hydraulic fluids, and propane and butane. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or automotive brake fluid.
You will find this material specified across agricultural equipment, construction equipment, and hydraulic and pneumatic systems.
H3.5X108 ships individually. Unit weight is approximately 4.1497 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description 3.5MM CS X 108MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 115 mm (4.53 inch)
Actual_CS 3.5 mm (0.138 inch)
Actual_ID 108 mm (4.252 inch)
ProductCode Description O-Rings - Metric - Commodity