Ordered as H70MD207, this is an AS568-207 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 0.546 in (13.87 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 0.824 in (20.93 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Buna-N (Nitrile) is widely chosen for reliable performance in both static and dynamic service, low compression set under sustained load. This material stands up to petroleum-based oils, hydraulic fluids, and greases and lubricants. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).
The compound is metal detectable for HACCP and foreign-body control programs. You will find this material specified across agricultural equipment, automotive, and general industrial maintenance.
Order part number H70MD207, sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description -207 BLACK BUNA 70D O-RING
uf_description2 METAL DETECTABLE, 0.139" (3.53MM) CS X 0.546" (13.87MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 0.546 inch (13.87 mm)
Actual_OD 0.824 inch (20.93 )
ProductCode Description O-Rings - FDA / Metal Detectable