Define Core Measurement First

Check letters for reference


This is what the brush is wrapped on without any ends
Outside diameter of the CORE

D STUB SHAFT/ KEYWAY

IDLE

SHAFT


DRIVE

SHAFT

Define Brush Measurements

Check Letter for reference


length of brush AFTER wrapped on the Core
Outside diameter of whole brush (including core & materal)
Set back = length of core on each side of the material. If the brush length (F) and core length (A) are different, you have a set back. Figure set back; Subtract the brush length from core length, divide by 2 = set back (each end)
The distance between the wraps in the material on the material on the broom can be: STD, 3'8", 1/2", 7/8' and 1".
Material brush is wrapped with: PEX, Poly, Polyester, Nylon and Tampico