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Item # 09BU08, BU Dry Lubricant Bearings Inch Sizes


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/lead bearing material. The steel backing provides mechanical strength and the bronze inter-layer, impregnated with PTFE/lead, 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 working life of the bearing.

Bunting’s “BU” is available, from stock, in the form of wrapped bearings in both inch and metric sizes. Thrust washers, strip material and non-standard bearing sizes are also available.

Temperature range: -328°F/+536°F




 Specifications 

Nominal Size I.D.

9/16 in

Nominal Size O.D.

21/32 in

Recommended Housing Bore Min.

0.6559 in

Recommended Housing Bore Max.

0.6566 in

Recommended Shaft Size Min.

0.5605 in

Recommended Shaft Size Max.

0.5615 in

Length

1/2 in

Length Tolerance

+/-0.010 in

Installed Bearing I.D. Min

0.5617 in

Installed Bearing I.D. Max

0.5644 in

Min. Temperature

-328 ºF

Max. Temperature

536 ºF

P Value (Max.)

36250

V Value (Max.)

1000

PV Value (Max.)

51000



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