20C84

Metric Roller Chain Sprocket

Item #100967029

40 mm Minimum Bore

125 mm Maximum Bore

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Product Details

Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

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

Specifications

Single Strand Tooth Thickness	18.59 mm
Hub Length Thru	95 mm
Hub Dia.	177.8 mm
Chain Pitch	31.75 mm
Bore Style	Minimum Bore
No. of Teeth	84
Outside Dia.	869.77 mm
Series	C
Bore Range [Min]	40 mm
Caliper Diameter	32.6803 in
Pitch Diameter [Min]	849.1 mm
Width Across Teeth	18.59 mm
Chain No.	20B, 20B-1
Material	Steel
Pitch Root Diameter	830.1 mm
Family Name	No. 20 - 31.750 mm Pitch - Single - Type B & C
Sprocket Style	C
Martin No.	20C84
Inch/Metric	Metric
Outside Dia. [Min]	869.77 mm
Length Through Bore	95 mm
Bore Range [Max]	125 mm
Pin Diameter	19.05 mm
Bore Type	Reborable
Hardened Teeth	Without Hardened Teeth
No. of Strands Across	1
Pitch Diameter	849.1 mm
Root Diameter	830.1 mm
Weight	172.9 LB
EAN or UPC	697950404783