This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A supplied with an inside diameter of 219.3 mm (8.634 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 230.7 mm (9.08 in), catalogued under part number H90M5.7X219.3. It creates a positive seal at flange, piston and rod interfaces without added hardware. Additional detail on this item: Metric O-RING, JIS G220.
This material stands up to many alcohols, greases and lubricants, and water. Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.
Maintenance and OEM teams specify it across automotive, construction equipment, and fluid power.
Reference part number H90M5.7X219.3 when ordering; the item is sold individually. Unit weight is approximately 24.625 g. Review your operating media and conditions against this specification before installation.
description 5.7MM CS X 219.3MM ID BLACK BUNA 90D
uf_description2 METRIC O-RING, JIS G220
Actual_OD 230.7 mm (9.08 inch)
Actual_CS 5.7 mm (0.224 inch)
Actual_ID 219.3 mm (8.634 inch)
ProductCode Description O-Rings - Metric - Commodity