China manufacturer FB Single Double Sprockets FBN 40SD with Great quality

FB Single Double Sprockets (Japanese Standard) FBN 40SD

 

 

Chain No.40
Pitch (P) 12.7 mm  (1/2inch)
Internal width (W) 7.95 mm
Roller dia. (Dr) 7.95 mm
Tooth width (T) 7.2 mm   (C) 27.8 mm

 

Outside dia.
Do
Pitch dia.
Dp
Hub a Weight
(kg)
Sprocket No. Bore dia.
H7
BD BL Type Teeth No.
55 49.07 34 35 17.5 0.33 FBN 40SD 12 15,18
59 53.07 38 35 17.5 0.40 13 18,20
63 57.07 42 35 17.5 0.49 14 18,20
67 61.08 46 35 17.5 0.57 15 20,25
71 65.10 50 35 17.5 0.66 16 20,25
76 69.12 54 35 17.5 0.76 17 25,28,30
80 73.14 59 35 17.5 0.89 18 25,28,30,35
84 77.16 63 35 17.5 1.00 19 25,28,30,35
88 81.18 67 35 17.5 1.14 20 25,28,30,35
92 85.21 71 35 17.5 1.23 21 25,28,30,35

 

Finished Bore

Bore dia.H7 Keyway
bxt2
Setscrewュウ
M
15~17 5X2.3 6
18~22 6X2.8 6
24~30 8X3.3 8
32~35 10X3.3 8