Attributes

Key Value
3V Pitch DiameterNot Applicable
3VX Pitch DiameterNot Applicable
4L Pitch Diameter2.28 in
4L, A, or AX Belt Pitch.1.9 in
5L Pitch Diameter2.713 in
5L, B, or BX Belt Pitch.2.3 in
5V Pitch DiameterNot Applicable
5VX Pitch DiameterNot Applicable
A Pitch Diameter2.28 in
AX Pitch Diameter2.28 in
B Pitch Diameter2.713 in
Bore Diameter7/8 in
Bushing RequiredNone
BX Pitch Diameter2.713 in
C Pitch DiameterNot Applicable
ConstructionSolid
CX Pitch DiameterNot Applicable
Face Width1.75 in
Fits Shaft Dia.7/8 in
For Belt FamilyClassical, Classical Co.
For Belt Section (broad.4L, A, or AX, 5L, B, or.
For Belt Trade Size4L, 5L, A, AX, B, BX
For V-Belt Section4L, 5L, A, AX, B, BX
Hub Projection0.47 in
Hub TypeOne Side
Industry Number2BK2578
ItemStandard V-Belt Pulley
Keyway Depth3/32 in
Keyway Size0.187" x 0.093"
Keyway Size Type0.187 in x 0.093 in
Keyway Width3/16 in
Length through Bore1 31/32 in
MaterialCast Iron
Maximum Bore Diameter7/8 in
Number of Grooves2
Outside Diameter2.65 in
Overall Width2 1/4 in
Pitch Diameter2.71 in
Pitch Diameter for V-Be.4L: 2.28 in / 5L: 2.713.
Pulley Bore Dia.7/8 in
Pulley Bore TypeFixed Bore
Pulley ConstructionPlain
Pulley MaterialCast Iron
Pulley Outside Dia.2.65 in
Pulley TypeStandard V-Belt Pulley
Set Screw IncludedYes
Weight1.7 lb
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