Page 740 - MiSUMi 2025

Sprockets Nominal No.25 / Chains Nominal No.25 / Joint Links

QSprocket
M Material A Attachments
Set Screw
S45C Equivalent
8 (Only Shaft Bore Specs. N) 8
Sprockets & Chains / Gears & Rack Gears QShaft Bore Machining Size Table Link Pitch 6.35 b2 2.8 b2 L Shaft Bore Specs. S (New JIS Keyway+Tap) Gears & Rack Gears Sprockets & Chains /

N
Shaft Bore Specs.
2.8
(Through Hole)
Shaft Bore Dia. Keyway Set Screw
M
D
b2×t2
2-M
L
2-M
10
Sprockets & Chains 10K·12 3×1.4 4 5 6 Do Dp Do Dp t2 H t2 120° 120° Chains Sprockets &
4×1.8
15
5×2.3
H
P.08-005 6DH7 6DH7 P.08-005
6DH8
L L
6DH7
Gears & Rack Gears EProcess issue: There is no guarantee that the tooth tip of multiple products is consistent with each other Rack Gears Gears &
6DH7
H
H
*For keyway size, refer to GB/T 1095
P.08-017 E Distance between tooth top and keyway centerline: ±0.5mm P.08-017
6Shaft Bore Dia. (D)
Part Number 4Number 5Hole S Specifications N Specifications Dp DO H L L
Other New Products 1Type Model Type of Teeth (T) Specifications (H8) 10K (H7) 32.55 36 Products Other New
2Nominal
3Hub
12
16
40
36.57
12
18
P.08-039 17 10 12 34.56 38 25 P.08-039
19 9 12 38.58 42 15 6
C-SPA 25 B 20 S 10 40.59 44 28
21 N 42.61 46
22 15 44.62 48 30
25 12 15 50.66 54 35
32 10 64.78 68 40 20 8
35 70.84 74
E Please visit MISUMI website for details of the models available for sale.
E If 10K is selected, the shaft bore dia. is φ10 and the keyway width is 4mm (height 1.8mm)
Ordering Part Number (1Type · 2Nominal Model · 3Hub Type · 4Number of Teeth) - 5Hole Specifications - 6Shaft Bore Dia.
Example C-SPA25B17 - S - 9
QChain
M Material
Steel
Link Pitch 6.35
6.35 6.35 QSprocket and Chain Selection
This series can be used in combination with our 25B series sprocket.
Do not use in combination with 04B series sprocket, which may
5.9 cause the chain sprocket mechanism to fail to function properly!
Please choose Joint Links nominal No.25.
(The figure shows 4 links)
2Number of Links Allowable
1Type Maximum
4.8 Configurable Type Fixed Type Tension (kN)
min (3.1) 8.7 240 links
3.9 C-CHE25 4~9998 (Circumference 0.64
0.75 (2-link increments) Length 1524mm)
φ3.3 φ 2.31 Joint Link*
(Snap Type) E Chains with configurable number of links are not available for sale
for the time being.
*Joint Links are provided and needed to be installed by yourself.
* Joint Links can also be purchased separately! Search “joint link” on Ordering Part Number (1Type) - 2Number of Links
the official website. Example C-CHE25 - 240
08-007 Sprockets & Chains 08-008