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Sprocket Tsubaki 08B2 21T hardened – Sprocket 08B2 21T hardened

Tsubaki 08B2 21T hardened – Sprocket 08B2 21T hardened is a precision-engineered sprocket for use with Sprocket 08B2 21T hardened series roller chains. Manufactured from high-quality steel with tight tolerances to ensure smooth, efficient power transmission and extended service life. Available in pilot bore and taper lock versions.

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Technical Data

Additional information

NTT product code

08B221Thardened
Tsubaki article no.

21706082021
Standard packaging

P
Pitch - P [mm]

12,7
Roller diameter - D1 [mm]

8,51
Inner width - B1 [mm]

7,75
Number of Teeth (Z)

21
Pitch Diameter (Dp)

85,22
Outer Diameter (Do)

89,7
Hub Height (H)

40
Hub Diameter (Dh)

70
Bore Diameter (Db)

16
Single Tooth Width (h1)

7,20
Total tooth width h2 mm

21
Dimension max mm

47
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SKU: 08B2-21T-hardened Category: Brand: