This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A with an inside diameter of 19 mm (0.748 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 22 mm (0.87 in), catalogued under part number H90M1.5X19. It delivers dependable bidirectional sealing in a compact groove envelope.
The material holds up against petroleum-based oils, propane and butane, and greases and lubricants. That behavior comes from the compound itself: Buna-N (Nitrile) is known for an economical choice for high-volume maintenance programs and low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving polar solvents or ozone and direct sunlight call for a different compound.
You will find this material specified across agricultural equipment, hydraulic and pneumatic systems, and general industrial maintenance.
Order part number H90M1.5X19, sold individually. Unit weight is approximately 0.153 g. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 1.5MM CS X 19MM ID BLACK BUNA 90D
uf_description2 METRIC O-RING
Actual_OD 22 mm (0.87 inch)
Actual_CS 1.5 mm (0.059 inch)
Actual_ID 19 mm (0.748 inch)
ProductCode Description O-Rings - Metric - Commodity