Sprocket KRF with hub 10 B-1 21 teeth material steel bore 28H7 keyway DIN 6885/1 2 set screw threads teeth induction hardened
No. of Teeth | 21 |
---|---|
Bore H7 [mm] | 28 |
Type | A |
da [mm] | 113,4 |
d [mm] | 106,52 |
ND [mm] | 75 |
L [mm] | 30 |
KH9 [mm] | 8 |
T2 [mm] | 3,3 |
M | M6 |
Weight [kg] | 1,147 |
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Material: Steel C45, teeth induction hardened (approx. HRC 50). Ready-to-install, for various shaft diameters. Custom bore H7 - surface parameter Ra 1,6, keyway in accordance with DIN 6885/1 positioned beneath tip of tooth, 2 threads for set screws, one positioned for the keyway, one offset by 90°. General dimensions: B1 = 9,1 mm, c = 1,6 mm, r3 = 16 mm. Other dimensions: See the table.