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Sprockets Nominal No.06B (C-SPB06B21-N-15)

Product Overview of Sprockets

■ Sprockets is a solid or spoked gear that engages with a roller chain to transfer motion or power.
Application of Sprockets: It is widely used in mechanical transmission in chemical industry, textile machinery, food processing, instrumentation,and petroleum
■ Only Sprockets and chains of the same specifications can be used in combination.
This series is ISO 06B Sprockets, and can be used in combination with our 06 series chain.
■ Do not use it with ISO/ANSI 08A series chain, which may cause the chain Sprockets mechanism to fail to function properly!
■ Due to process reasons, it is impossible to guarantee the coincidence of the tooth tops of multiple Sprockets. If you need to use the tooth tops in an overlapping manner, please contact us.

Actual Product
Sprockets

Product Feature of Sprockets

■ Compared with gear drive and belt drive, Sprockets chain drive has the following characteristics:
1. Sprockets, Multi-tooth load-bearing, safe and reliable;
2. Sprockets, Flexible transmission, absorbing shock and vibration;
3. Sprockets, Large center distance range, low manufacturing and installation accuracy requirements;
4. Sprockets, Compared with belt transmission, the transmission ratio is more accurate and the transmission efficiency is higher. It is suitable for the harsh environment of high temperature, dust and humidity.

■ Sprockets, chain selection
Misumi’s Sprockets and chain product selection supports the principle of “Nominal Numbering”
Product Feature

Dimensional Drawing of Sprockets

Product Drawings (Unit: mm)
Product Drawings
TypeSprockets MaterialSprockets Surface TreatmentSprockets Accessories
C-SPB06BEquivalent to S45C
(Induction Hardened Teeth Tip)
Fixing Screw
(Only Shaft Hole Specifications N)
■ Technical information of Chain Transmission Mechanism design
■ A single package label may not match the ordered model. It is a factory-managed model. Please note that the outer package label shall prevail!

Usage Method of Sprockets

How to mount the Sprockets
(A) Axis configuration
■ Horizontal
Even when the two axes are arranged horizontally, the rotation direction of the axis must be considered.
The examples (2) and (3) in the figure show that when the chain is stretched, the disengagement between the Sprockets teeth and the chain is not smooth and may bite.
In particular, the upper and lower chains in (3) will contact each other, so an idler is required.
Usage Method 1
 
■ Vertical
If the chain is stretched, slack as shown in (5) will occur, and
when a small Sprockets is used on the lower side, the chain may fall off. Therefore, please use it at an angle of 60 or less as shown in (4).
When it is necessary to use it vertically due to the mechanism or space, it is recommended to put the large Sprockets on the lower side, and use the idler on the outside or inside as shown in (6).
Usage Method 2
 
(B) Deflection
Deflection is generally about 4% of the shaft spacing, and about 2% in the following cases.
a. Vertical transmission or close to vertical transmission
b. Shaft spacing is more than 1m
c. When frequent heavy load starting and stopping are required
d. When reverse rotation is required
Usage Method 3
 
(C) When the load changes
If a tension adjuster is mounted on the tension side or slack side of the chain to provide initial tension in advance, it will eliminate vibration and reduce noise during operation.
Usage Method 4

Example Use of Sprockets

Used for driving power
A mechanism that can convert motor power into roller rotation by combining multiple Sprockets and chains
Example of Use 1
 
Used for transporting workpieces
A chain conveyor frame with high versatility using flat profiles and chain guides
Example of Use 2
 
Used for transporting workpieces
A mechanism used to mount accessories on the chain, and extract and transport workpieces
Example of Use 3

Specifications Overview of Sprockets

Part NumberSprocketsShaft Hole SpecificationsSprocketsShaft Hole Diameter (D)DpD0HL
SprocketsTypeNominal modelHub typeSprocketsNumber of TeethS SpecificationsN Specifications (H7)
C-SPB06B10S
N
8101112        30.8234.520207
   14       29
118  12        33.8037.526258
    15      30
     16     31
12810 12        36.8040.526
   14       29
    15      30
131010   15      39.8043.528
      18    34
141010 12141516     42.8046.531
1510  12 1517  20  45.8149.534
         22 42
1610   14 16  20  48.8252.5372810
1810    15 18   2554.8558.643
1910  12       2557.8761.645
2010  12 151618    60.8964.646
2112    151618    63.9167.648
2212          2566.9370.650
2312    15     2569.9573.752
2512     16181920  76.0079.757

■ Shaft Hole Machining Size Table
Shaft Hole Diameter DKeyway b2×t2Fixing Screw M
103×1.44
10K··124×1.85
14~175×2.36
18~226×2.86
24~308×3.38
SprocketsFixing Screw of Symbol * is M6.
Sprockets** Symbol indicates that there is a notch on the outer diameter of the hub.
■ A single package label may not match the ordered model. It is a factory-managed model. Please note that the outer package label shall prevail!

Precautions of Sprockets

■ Sprockets maintenance
1. Sprockets tightness should be suitable. If it is too tight, it will increase power consumption, and bearing is easy to wear; if it is too loose, the Sprockets is easy to runout and fall off the chain.
The degree of tightness of the Sprockets is: if lifted up or pressed down from the middle of the Sprockets, the center distance between the two Sprockets is about 2%-3%.

2. The Sprockets shall be installed on shaft without swing and skew.
The end faces of the two Sprockets in the same transmission assembly should be in the same plane. When the center distance of the Sprockets is less than 0.5 meters, the deviation can be 1 mm.
  When the center distance of the Sprockets is more than 0.5 meters, the deviation can be 2 mm. But there shall be no friction on Sprockets tooth side. Integral offset.
If the offset is too large, chain is prone to fall off and wear is likely to accelerate. When replacing the Sprockets, you must pay attention to check and adjust the offset

3. After the Sprockets is severely worn, the new Sprockets and the new chain should be replaced at the same time to ensure good meshing.
You cannot replace new Sprockets separately. Otherwise, it will cause bad engagement and accelerate the wear of new Sprockets.
If the tooth surface of the Sprockets is worn to a certain degree, it should be turned over in time (the Sprockets used with adjustable surface) to extend the life time.

4. If the new Sprockets is too long or elongated after use, and difficult to adjust, the links can be removed by the case, but the number of the links must be even.
The link should pass through the back of the Sprockets with the lock piece being inserted outside, and the opening of the lock piece should be in the opposite direction of the turning.

5. Lubricating oil should be timely filled when Sprockets are working. Lubricating oil must enter the matching clearance between the roller and the inner sleeve to improve working conditions and reduce wear.

6. The old Sprockets cannot be mixed with some of the new Sprockets, and should be replaced as a complete set, otherwise it is easy to produce impact in the transmission. Separate replacement of Sprockets will increase wear.

Specifications Overview
Part NumberShaft Hole SpecificationsShaft Hole Diameter (D)DpD0HL
TypeNominal modelHub typeNumber of TeethS SpecificationsN Specifications (H7)
C-SPB06B10S
N
8101112        30.8234.520207
   14       29
118  12        33.8037.526258
    15      30
     16     31
12810 12        36.8040.526
   14       29
    15      30
131010   15      39.8043.528
      18    34
141010 12141516     42.8046.531
1510  12 1517  20  45.8149.534
         22 42
1610   14 16  20  48.8252.5372810
1810    15 18   2554.8558.643
1910  12       2557.8761.645
2010  12 151618    60.8964.646
2112    151618    63.9167.648
2212          2566.9370.650
2312    15     2569.9573.752
2512     16181920  76.0079.757

■ Shaft Hole Machining Size Table
Shaft Hole Diameter DKeyway b2×t2Fixing Screw M
103×1.44
10K··124×1.85
14~175×2.36
18~226×2.86
24~308×3.38
Fixing Screw of Symbol * is M6.
** Symbol indicates that there is a notch on the outer diameter of the hub.
■ A single package label may not match the ordered model. It is a factory-managed model. Please note that the outer package label shall prevail!

Part Number 

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Part Number
C-SPB06B21-N-15
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSNumber of Teeth
(T)
Shaft Bore Dia. D (or d)
(mm)
Type Shaft Type Bore Specification

SGD 16.90

10 Piece(s) 12 Day(s) 102115Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

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  1. 1

Basic Information

Sprocket Shape Shape B Nominal 06 Number of Strands 1
Material S45C Chain Type RS Surface Treatment Not Provided

Please check the type/dimensions/specifications of the part C-SPB06B21-N-15 in the Sprockets Nominal No.06B series.

Frequently asked question (FAQ)

Question: I bought MISUMI chains, but why can't I use them on my original sprocket?
Answer: Please confirm the specifications of the original sprocket and chain. Specification series number may not match. In addition, there are two specifications: A series and B series in China. The two specifications of sprocket chain are not universal.
Question: Does the sprocket need routine maintenance after installation and use?
Answer: The chain needs regular maintenance after installation and use. These include daily lubricant application, confirmation of chain slack. After the sprocket is severely worn, the new sprocket and the new chain should be replaced at the same time to ensure good meshing.
Question: I need to use two overlapped sprockets, I want the tooth top direction to be consistent, is it possible?
Answer: Due to process reasons, it is impossible to guarantee the overlapping of the tooth tops of several sprockets. If the tooth tops are required to be overlapped, please contact our company or indicate on the order (the tooth tops need to be overlapped)
Question: The engraving on the sprocket does not match the packaged model, is it shipped wrongly?
Answer: The product model is subject to the label on the shipping bag and the actual size. The engraving is only the factory management number of the sprocket product during processing, and is not directly associated with the product model.

Check other FAQ (1 items) Hide

Similar Part Numbers

Part Number
C-SPB06B11-N-15
C-SPB06B11-N-16
C-SPB06B12-N-10
C-SPB06B21-N-16
C-SPB06B21-N-18
C-SPB06B22-N-25
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSNumber of Teeth
(T)
Shaft Bore Dia. D (or d)
(mm)
Type Shaft Type Bore Specification

SGD 14.01

25 Piece(s) 12 Day(s) 101115Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

SGD 14.01

25 Piece(s) 12 Day(s) 101116Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

SGD 5.68

2 Piece(s)Available 5 Day(s) -1210Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

SGD 16.90

10 Piece(s) 12 Day(s) 102116Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

SGD 16.90

1 Piece(s)Available Same day 102118Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

SGD 17.24

10 Piece(s) 12 Day(s) 102225Shaft Bore Machined TypeShaft Bore Machining ConfigurableN (New JIS Key + Screw Bore Type)

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