1/2" (12.7mm) Pitch Idler Sprocketwith Hub with Single / Double Ball Bearings For DIN / ISO 08B Roller Chain Tensioner. ● For Chain No. The idler sprocket installation consists of sprocket and bearing + circlip, the bearing is pressed in.
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#25 Roller Chain Sprockets 9-80T Pitch 6.35mm 04C Chain Drive Sprocket 45# Steel.
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● Suitable for #40 (08B) type roller chain.
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The inner hole of the sprocket is a blank hole - no keyway - no top wire hole. Embryo hole = drilling and punching, no precision (inner holes may vary from batch to batch). Pitch: 15.875mm.
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This product 04C = 1/4 " sprocket is made of 45 steel. Type:04C Roller Chain Sprockets. Number of teeth: 9-40 Tooth. Material: 45 steel.
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Model:04C/#25 (Keyway Bore). Suitable for #25 ( 04C ) type roller chain. Keyway Bore size [=D(d1 x d2)], Such as 10 mm ( 3 x 1.4 mm ). It is made of high-quality 45 # steel and precision machined by a CNC lathe.
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● Suitable for #40 Chain / (08B). It Is Made of High Quality Steel. the Transmission Is Stable, the Tooth Pitch Is Precise, the Operation Is Stable, and It Is Not Easy to Skip Teeth and Deviation. ● Tooth thickness: 7mm.
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Model: #50 Chain Sprocket. Tooth pitch: 15.875mm (3/8 ").
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