This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 98 mm (3.858 in), a cross section of 2 mm (0.079 in), and an outside diameter of 102 mm (4.02 in), catalogued under part number H2X98. It compresses into its gland to block fluid or gas migration across a joint.
As a material, Buna-N (Nitrile) is known for strong abrasion and tear resistance, low compression set under sustained load. The compound resists water, hydraulic fluids, and propane and butane. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where ketones or strong acids are present.
Maintenance and OEM teams specify it across hydraulic and pneumatic systems, agricultural equipment, and construction equipment.
Reference part number H2X98 when ordering; the item is sold individually. Unit weight is approximately 1.205 g. Review your operating media and conditions against this specification before installation.
description 2MM CS X 98MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 102 mm (4.02 inch)
Actual_CS 2 mm (0.079 inch)
Actual_ID 98 mm (3.858 inch)
ProductCode Description O-Rings - Metric - Commodity