Ordered as H4X97, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 97 mm (3.819 in), a cross section of 4 mm (0.157 in), and an outside diameter of 105 mm (4.13 in). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
This material stands up to propane and butane, water, and petroleum-based oils. Buna-N (Nitrile) delivers reliable performance in both static and dynamic service, low compression set under sustained load. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Exposure to ketones or strong acids will shorten service life.
You will find this material specified across automotive, general industrial maintenance, and construction equipment.
Order part number H4X97, sold individually. Unit weight is approximately 4.9233 g. Check the compound against your process media, pressure and temperature before committing to a design.
description 4MM CS X 97MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 105 mm (4.13 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 97 mm (3.819 inch)
ProductCode Description O-Rings - Metric - Commodity