Boston #CB6496 Brass Roller Fitting Bearing Bushing, 4.75" H x 4" ID x 6" OD, Sintered Bronze, Cored Bar, Oil Impregnated
New old stock, has never been used. Appears to have been partitioned off original. Maybe it's used in pieces? Not sure. Top looks different than the bottom.
MFR Details :
· Bearing Material - Powdered Metal
· Bore Diameter – 4 in
· Groove Plug Type - None
· Material Specification - BOST-BRONZ
· Maximum PV Value - 50000
· Max V Value - 1200 fp/min
· Operating Temperature Range - Maximum of +250 °F
· Outside Diameter – 6 in
· Overall Length – 4.75 in
· Sleeve Bearing Type - Plain Sleeve
· Standards Met - ASTM B438-73 Grade 1, MIL-B-5687C Type I Comp. A, SAE 20-30, Type 2
· Product Type - Plain Sleeve & Flanged Bearings