The H70FDA211 is an AS568-211 white Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 0.796 in (20.22 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.074 in (27.28 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint.
The material holds up against hydraulic fluids, petroleum-based oils, and many alcohols. Buna-N (Nitrile) offers low compression set under sustained load, reliable performance in both static and dynamic service. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
This item meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. Maintenance and OEM teams specify it across construction equipment, automotive, and general industrial maintenance.
This item is sold individually under part number H70FDA211. Unit weight is approximately 0.965 g. Review your operating media and conditions against this specification before installation.
description -211 WHITE BUNA 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.139" (3.53MM) CS X 0.796" (20.22MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 0.796 inch (20.22 mm)
Actual_OD 1.074 inch (27.28 mm)
ProductCode Description O-Rings - FDA / Metal Detectable