This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A supplied with an inside diameter of 48 mm (1.89 in), a cross section of 2 mm (0.079 in), and an outside diameter of 52 mm (2.05 in), catalogued under part number H90M2X48. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Expect good resistance to greases and lubricants, petroleum-based oils, and propane and butane. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.
You will find this material specified across fluid power, automotive, and agricultural equipment.
H90M2X48 ships individually. Unit weight is approximately 0.667 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 2MM CS X 48MM ID BLACK BUNA 90D
uf_description2 METRIC O-RING
Actual_OD 52 mm (2.05 inch)
Actual_CS 2 mm (0.079 inch)
Actual_ID 48 mm (1.89 inch)
ProductCode Description O-Rings - Metric - Commodity