Split Taper Style Idler Bushings

ball bearing split taper style bushings

Split TaperTM Idler Bushings are used with products such as: Sheaves, Roller Chain Sprockets, Synchronous Belt Sprockets and Any item that accepts a Split TaperTM Style Bushing.

part # a b c d e approx. weight (lbs)
h-bb 2 1/2" 1 1/4" 1/2" 1 5/8" 1/4" 1.0
p1-bb 3" 1 15/16" 5/8" 1 15/16" 13/32" 1.5
b-bb 3 11/16" 1 15/16" 3/4" 2 5/8" 1/2" 2.0
q1-bb 3/4 4 1/8" 2 1/2" 3/4" 2 7/8" 17/32" 3.5
q1-bb 1 4 1/8" 2 1/2" 1" 2 7/8" 17/32" 3.8
r1-bb 5 3/8" 2 7/8" 1 1/2" 4" 5/8" 8.7

radial load capacity in lbs:

based on 2500 hours service life at rpm shown

part # 100 RPM 500 RPM 1000 RPM 1200 RPM 1800 RPM
h-bb 1113 651 517 486 425
p1-bb 1752 1024 813 765 668
b-bb 2336 1366 1084 1020 891
q1-bb 3/4 2336 1366 1084 1020 891
q1-bb 1 2555 1494 1186 1116 975
r1-bb 6113 3575 2837 2670 2332

* Note: Part Numbers ending in: BB = "Ball Bearing" ; NB = "Needle Bearing"