B58-12 Oil Impregnated Bronze Sleeve Bearing 1/4" Bore Spring-lid oil cap can be

Spring-lid oil cap can be positioned 4 ways

Bronze Bearing Type

just has eccentric locking insert instead of set screw

Note: This is the spec sheet for the version with cast iron housing and mild steel bearing insert

B58-12 Oil Impregnated Bronze Sleeve Bearing 1/4" Bore Spring-lid oil cap can beBost Bronz is Boston Gears all purpose, oil impregnated, porous bronze bearing material. It is manufactured using the powdered metal process with the purest metal powders. This process ensures the uniform distribution of pores between the bronze particles which absorb the oil by capillary action. In addition, Bost Bronz has a self contained oil supply (approximately 20% by volume) which provides a uniform protective film over the entire bearing