APG stocks the H50430, an AS568-430 black Buna-N (Nitrile) 50 Shore A O-Ring supplied with an inside diameter of 5.1 in (129.54 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.65 in (143.51 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) is specified here for low compression set under sustained load, strong abrasion and tear resistance. The material holds up against hydraulic fluids, water, and petroleum-based oils. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
Typical settings include agricultural equipment, automotive, and fluid power.
Order part number H50430, sold individually. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description -430 BLACK BUNA 50D O-RING
uf_description2 0.275" (6.99MM) CS X 5.100" (129.54MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 5.1 inch (129.54 mm)
Actual_OD 5.65 inch (143.51 mm)
ProductCode Description O-Rings - Bulk - Commodity