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Qd Sprockets

Qd Sprockets

We are Leading Supplier of QD Bushing Sprockets. Sprockets are manufactured with high precision in British and American standard in all types. Sprockets are hob cut and a tooth is hardened and ground for better wear life and durability.

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Qd sprockets


We are Leading Supplier of QD Bushing Sprockets. Sprockets are manufactured with high precision in British and American standard in all types. Sprockets are hob cut and a tooth is hardened and ground for better wear life and durability.

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.
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out

Interchangeable with other manufacturers’ QD bushings

Item # Standard Keyway Bore Range Shallow Keyway Bore Range No Keyway A B D
JA 0.500 to 1.000 in 1.063 to 1.188 in 1.250 in 0.312 in 1.375 in 2.000 in
SH 0.500 to 1.375 in 1.438 to 1.625 in 1.688 in 0.438 in 1.875 in 2.625 in
SDS 0.500 to 1.688 in 1.750 to 1.938 in 2.000 in 0.438 in 2.188 in 3.188 in
SD 0.500 to 1.688 in 1.750 to 1.938 in 2.000 in 0.438 in 2.188 in 3.188 in
SK 0.500 to 2.125 in 2.188 to 2.500 in 2.563 to 2.625 in 0.562 in 2.812 in 3.875 in
SF 0.500 to 2.313 in 2.375 to 2.813 in 2.813 to 2.938 in 0.625 in 3.125 in 4.625 in
E 0.875 to 2.875 in 2.938 to 3.500 in N/A 0.875 in 3.828 in 6.000 in
F 1.000 to 3.250 in 3.313 to 3.938 in 4.000 in 1.000 in 4.438 in 6.625 in
J 1.500 to 3.875 in 3.938 to 4.500 in N/A 1.125 in 5.141 in 7.250 in
M 2.000 to 4.750 in 4.875 to 5.500 in N/A 1.250 in 6.500 in 9.000 in
N 2.438 to 5.000 in 5.125 to 5.875 in N/A 1.500 in 7.000 in 10.000 in

qd sprockets

QD_Bushing

ITEM # JA, QD® BUSHINGS

Standard Keyway Bore Range 0.500 to 1.000 in
Shallow Keyway Bore Range 1.063 to 1.188 in
No Keyway 1.250 in
A 0.312 in
B 1.375 in
D 2.000 in
F 0.562 in
G 0.125 in
L 1.000 in
Bolt Circle Diameter 1.656 in
Bolt Quantity 3
Cap Screws Required #10 x 1 in
Weight 0.800 lb

ITEM # SH, QD® BUSHINGS

Standard Keyway Bore Range 0.500 to 1.375 in
Shallow Keyway Bore Range 1.438 to 1.625 in
No Keyway 1.688 in
A 0.438 in
B 1.875 in
D 2.625 in
F 0.750 in
G 0.125 in
L 1.312 in
Bolt Circle Diameter 2.250 in
Bolt Quantity 3
Cap Screws Required 1/4 x 1 3/8 in
Weight 0.700 lb


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