Martin 40SH20 QD Bushed Type B Single Pitch Roller Chain Sprocket, 3.457 in OD, #40 Chain, 20 Teeth, 1/2 in Pitch, Steel
QD (quick detachable)is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket. When installed this bushing is compressed onto the shaft providing a tight grip.
Martin Single Pitch Roller Chain Sprocket, QD Bushed Type B, 3.457 in Outside Dia, #40 Chain, 20 Teeth, 1/2 in Pitch, 3.196 in, 2.688 in Hub Dia, 1-5/16 in Length Through Bore, Type SH QD® Bushing, Steel
Bushing Type | : | Type SH QD® |
Hub Diameter | : | 2.688 in |
Length Through Bore | : | 1-5/16 in |
Pitch Diameter | : | 3.196 in |
Type | : | QD Bushed Type B |
Outside Diameter | : | 3.457 in |
Chain Size | : | #40 |
Number of Teeth | : | 20 |
Pitch | : | 1/2 in |
Material | : | Steel |