Item # 03BU03, BU Dry Lubricant Bearings Inch Sizes On Bunting Bearings and Bronze LLC

Bunting “BU” Dry Lubricant
Bearings

Bunting’s “BU” product is a composite material, consisting of bonded layers of a steel backing and a porous bronze matrix, impregnated and overlaid with PTFE bearing material. The steel backing provides mechanical strength and the bronze inter-layer, impregnated with PTFE, provides a strong mechanical bond for the lining. During normal operation, a thin film from the PTFE lining is transferred to the opposing surface and maintained there throughout the workingmore

Unit of Measure

Specifications

Stock Item?¹	N/A Yes
Nominal Size I.D.	N/A 3/16 in
Nominal Size O.D.	N/A 1/4 in
Recommended Housing Bore Min.	N/A 0.2497 in
Recommended Housing Bore Max.	N/A 0.2503 in
Recommended Shaft Size Min.	N/A 0.1858 in
Recommended Shaft Size Max.	N/A 0.1865 in
Length	N/A 3/16 in
Length Tolerance	N/A +/-0.015 in
Installed Bearing I.D. Min.	N/A 0.1867 in
Installed Bearing I.D. Max.	N/A 0.1893 in
Min. Temperature	N/A -328 ºF
Max. Temperature	N/A 536 ºF
P Value (Max.)	N/A 36250
V Value (Max.)	N/A 1000
PV Value (Max.)	N/A 51000

¹ Minimum quantities may apply to non-stock items, please contact customer service for more information.

Specifications

Nominal Size I.D.

Nominal Size O.D.

Recommended Housing Bore Min.

Recommended Housing Bore Max.

Recommended Shaft Size Min.

Recommended Shaft Size Max.

Length

Length Tolerance

Installed Bearing I.D. Min.

Installed Bearing I.D. Max.

Min. Temperature

Max. Temperature

P Value (Max.)

V Value (Max.)

PV Value (Max.)