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Bolt Circle Diameter
4 in
Bore Diameter
2.9375 in
Bore Type
Finished Bore with a Keyway
Bushing Size
3030
Bushing Type
Tapered Type
Finish/Coating
Black Phosphate
Keyway Size
3/4 X 1/4
Keyway Type
Shallow Key Seat
Length (in)
128
Length Through Bore
3 in
Number of Ribs
3
OD
4.25 in
Section
B
Series
3030 Series
Type
Tapered Bushings
Width (in)
0.66
Optibelt 3/B128 KB Krafbands with Classic V-Belts are designed for extreme shock loads or large center distances in combination with small diameter pulleys and vertical shafts.
#1241613
Brand
Gates Rubber
Model
3/B128
#675574
Brand
Bando
Model
3B128
#2018961
Brand
Timken Belts
Model
RBP128-3
#2244872
Brand
Bestorq
Model
3/B128
#1987464
Brand
Jason Industrial
Model
3/B128
#836132
Brand
TB Woods
Model
3RBP128
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