All Categories > Engineered Plastic Bearings > PTFE BJ4 Sleeve (Plain) Bearings > Item # BJ4S081208  


Item # BJ4S081208, PTFE BJ4 Sleeve (Plain) Bearings

BJ4 bearings operate at PV values up to approximately 30,000 dry. Ideal for rotary and linear bearings, BJ4 eliminates the need for lubrication in almost any environment. (JLON 4200)

Temperature range: -250°F/+550°:F



 Specifications 

Nominal Size I.D.
1/2 in

Nominal Size O.D.
3/4 in

I.D. Min

 View
0.5040 in

I.D. Max

 View
0.5060 in

I.D. Tolerance
+0.002/-0.000 in

O.D. Min

 View
0.7510 in

O.D. Max

 View
0.7530 in

O.D. Tolerance
+0.002/-0.000 in

Length (±0.005in)
1 in

Recommended Housing Bore

 View
0.7500 in

Housing Bore Tolerance
+0.000/-0.001 in

Recommended Shaft Size

 View
0.5000 in

Shaft Size Tolerance
+0.000/-0.001 in

Min. Temperature
-250 ºF

Max. Temperature
550 ºF

P Value (Max.)
1100

V Value (Max.)
400

PV Value (Max.)
30000



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