A rigid tubular item which fits between a bearing and its housing, designed primarily as a replaceable wear surface within the inner wall of the housing.
b1-b acft end item identification, bronze,mueller 600 per romec spec s-189;1.360 in. lg;1.9364 in. min 1.9369 in. max o.d.;1.375 in. bore dia;outer shoulder 0.180 in. lg;inner shoulder 0.150 in lg;space between shoulders0.6915 in. general characteristics item description