This specification covers all metal plain spherical bearings which are self-aligning for use between -65 °F and 250 °F. this specification covers bearings with alloy stell races, aluminum bronze races, and an entierly CRES bearing (ball and race). All units are inces, unless otherwise stated.
AS8976 Rev A is a 5 year review and reformat of this specification. Clarified plating notes. Added option for zinc nickel plate. Clarified procurement activity address. Clairifed load test dwell times to be approximate. Updated obsolete specifications throughout document. Clarified no material / plating substitutions once qualified unless approved by qualifying activity.