China high quality Japanese Kana Nk Standard Nk80b Sprockets B Type

Product Description

Product Description

 

 
 
     
Chain No.80  
Pitch (P) 25.4 mm
Internal Width (W) 15.88 mm
Roller Dia. (Dr) 15.88 mm
Teeth Width (T) 14.6 mm
Sprocket No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Z Stock Bore  Min. Max BD BL
NK80B 9 85 74.27 16 18 35 *58 40 0.87
10 93 82.19 16 18 32 52 40 1.02
11 102 90.16 16 18 38 60 40 1.25
12 110 98.14 16 18 45 67 40 1.60
13 118 106.14 16 18 51 77 40 1.90
14 127 114.15 16 18 51 77 40 2.15
15 135 122.17 20 22 63 93 40 2.30
16 143 130.20 20 22 63 93 40 2.50
17 151 138.23 20 22 63 93 40 2.95
18 159 146.27 20 22 63 93 40 3.15
19 167 154.32 20 22 63 93 40 3.40
20 176 162.37 20 22 63 93 40 3.60
21 184 170.42 20 22 63 93 40 3.85
22 192 178.48 26 28 75 107 45 5.00
23 200 186.54 26 28 75 107 45 5.23
24 208 194.60 26 28 75 107 45 5.50
25 216 202.66 26 28 75 107 45 5.80
26 224 210.72 26 28 75 107 45 6.10
27 233 218.79 26 28 75 107 45 6.40
28 241 226.86 26 28 75 107 45 6.75
29 249 234.93 26 28 75 107 45 7.10
30 257 243.00 26 28 75 107 45 7.40
31 265 251.07 26 28 75 107 45 7.80
32 273 259.14 26 28 75 107 45 8.15
33 281 267.21 26 28 75 107 45 8.50
34 289 275.29 26 28 75 107 45 8.90
35 297 283.36 26 28 75 107 45 9.30
36 306 291.43 26 28 80 117 50 10.60
37 314 299.51 26 28 80 117 50 11.00
38 322 307.58 26 28 80 117 50 11.40
39 330 315.66 26 28 80 117 50 11.90
40 338 323.74 26 28 80 117 50 12.40
41 346 331.81 26 28 80 117 50 12.80
42 354 339.89 26 28 80 117 50 13.30
43 362 347.97 26 28 80 117 50 13.80
44 370 356.04 26 28 80 117 50 14.30
45 378 364.12 26 28 80 117 50 14.90
46 387 372.20 26 28 80 117 50 15.30
47 395 380.28 26 28 80 117 50 15.70
48 403 388.36 26 28 80 117 50 15.80
50 419 404.52 26 28 80 117 50 17.65
52 435 420.68 26 28 80 117 50 18.70
53 443 428.76 26 28 80 117 50 19.30
54 451 436.84 26 28 80 117 50 20.00
55 459 444.92 26 28 80 117 50 20.60
56 468 453.00 26 28 80 117 50 21.30
58 484 469.16 26 28 80 117 50 22.55
60 500 485.33 26 28 80 117 50 23.10
65 540 525.73 26 28 89 127 63 29.40
70 581 566.15 26 28 89 127 63 32.10
75 621 606.56 26 28 89 127 63 36.20
80 662 646.97 26 28 95 137 71 42.90
90 743 727.80 26 28 95 137 71 53.00
 
     

Company Profile

 

Services we can provide

1. Produce strictly following standard dimension
2. Material: 1045 Steel / Alloy Steel / Stainless Steel 304 & 316 
3. Standard: ANSI, DIN, JINS, ISO, KANA, Standard America, or customer’s drawing
4. Pilot bore, finished bore, taper bore, and special bore. 
5. Bright surface / high precision / Blacking /Electrophoretic-Coated
6. Advanced heat treatment and surface treatment craft
7. Best quality and competitive price. 
8. Welcome OEM / ODM 
9. Processing Equipment: Hobbing machine, Slotting machine, CNC lathes, and other equipment.
10. Sprocket Models: Contains special sprocket according to customer’s drawings, standard sprocket (American standard and metric).
 

Customization process
1.Provide documentation:CAD, DWG, DXF, PDF,3D model ,STEP, IGS, PRT

2.Quote:We will give you the best price within 24 hours

3.Place an order:Confirm the cooperation details and CZPT the contract, and provide the labeling service

4.Processing and customization:Short delivery time

Related products:

Factory:
As a professional China sprocket manufacturer and professional supplier, we ensure the quality of every sprocket. All items are checked and tested thoroughly during every working procedure and after the product is finally manufactured to ensure that the best quality product goes out in the market.

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Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Stainless Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing

small sprocket

What are the maintenance requirements for small sprockets to ensure their longevity?

Maintaining small sprockets is essential to ensure their longevity and reliable performance. Here are the maintenance requirements for small sprockets:

  • Regular Inspection: Periodically inspect the small sprockets for signs of wear, damage, or deformation. Look for worn-out teeth, cracks, or any abnormalities that could affect their function.
  • Cleanliness: Keep the sprockets clean and free from debris, dirt, and dust. Accumulated dirt can accelerate wear and lead to premature failure.
  • Lubrication: Proper lubrication is crucial for the smooth operation of small sprockets. Apply a suitable lubricant to the sprocket’s teeth and the chain to reduce friction and wear. Use lubricants recommended by the manufacturer.
  • Tension Adjustment: Check the chain tension regularly and make necessary adjustments. A loose chain can lead to skipping or premature wear of the sprocket teeth.
  • Alignment: Ensure proper alignment between the small sprocket and the driving or driven components. Misalignment can cause uneven wear and increase the risk of failure.
  • Replacement: Replace small sprockets if they are significantly worn, damaged, or if the teeth are severely worn down. Continuing to use excessively worn sprockets can lead to chain skipping, reduced efficiency, and further damage to the entire drivetrain.
  • Environmental Considerations: If small sprockets are exposed to harsh environments, such as corrosive substances or extreme temperatures, take appropriate measures to protect them or select sprockets made from materials suitable for such conditions.

By following these maintenance practices, you can extend the lifespan of small sprockets and maintain the efficiency and reliability of the mechanical systems they are part of. Regular maintenance not only ensures the longevity of the sprockets but also contributes to the overall safety and performance of the machinery or equipment they are used in.

small sprocket

Can small sprockets be used in environments with extreme temperatures or harsh conditions?

Small sprockets can be designed and manufactured to withstand a wide range of environmental conditions, including extreme temperatures and harsh operating conditions. The suitability of small sprockets for such environments depends on the choice of materials, coatings, and design considerations.

Extreme Temperatures: In high-temperature environments, small sprockets can be made from heat-resistant materials such as stainless steel, nickel alloys, or high-temperature plastics. These materials can maintain their mechanical properties and resist deformation at elevated temperatures. Additionally, specialized lubricants can be used to ensure smooth operation in high-temperature applications.

For low-temperature environments, materials like low-temperature steels or special polymers with low-temperature ratings are used to prevent brittleness and maintain flexibility even in cold conditions.

Harsh Conditions: Small sprockets used in harsh environments, such as dusty, dirty, or chemically aggressive settings, can be made from materials with excellent corrosion resistance. Stainless steel, nickel-plated steel, or coatings like zinc or chrome plating can provide protection against corrosion and wear.

In extremely corrosive environments, small sprockets can be manufactured from materials like titanium or other corrosion-resistant alloys to ensure prolonged performance and prevent premature failure.

Furthermore, the design of small sprockets can be adapted to prevent the accumulation of debris, dust, or contaminants, reducing the risk of damage and maintaining smoother operation.

It’s essential to consider the specific environmental conditions that the small sprockets will be exposed to and select materials and design features that can withstand those conditions. Regular maintenance, inspections, and proper lubrication also play a crucial role in extending the lifespan of small sprockets operating in extreme or harsh environments.

small sprocket

What are the common applications of small sprockets in various industries?

Small sprockets play a crucial role in various industries where power transmission and speed reduction are essential. Their compact size and ability to increase torque make them suitable for a wide range of applications. Here are some common applications of small sprockets in different industries:

  • Bicycles: Small sprockets are extensively used in bicycle drivetrains. They are part of the cassette or freewheel at the rear wheel and the chainring at the pedals. Small sprockets help in gear shifting and speed control, allowing cyclists to tackle different terrains efficiently.
  • Motorsports: Motorcycles and racing vehicles utilize small sprockets in their chain drive systems. These sprockets enable speed reduction and higher torque, which are beneficial in off-road racing and other motorsport activities.
  • Industrial Machinery: Small sprockets find applications in various industrial machines where space is limited, and gear reduction is necessary. They are used in conveyor systems, packaging equipment, and small power tools.
  • Printing Industry: Printing machines use small sprockets in their roller systems to control the movement of paper and ensure precise printing alignment.
  • Textile Industry: Small sprockets are employed in textile machinery to drive rollers and control the movement of fibers and threads during the spinning and weaving processes.
  • Agricultural Equipment: In agricultural machinery such as harvesters and tractors, small sprockets are used to control the speed and torque of various components, enabling efficient operation in different farming tasks.
  • Automation and Robotics: Small sprockets are used in robotic arms and automation equipment to achieve accurate movement and positioning.
  • Medical Devices: Some medical devices, such as surgical equipment and imaging machines, use small sprockets to control movement and ensure precise operation.
  • Food Processing: Small sprockets are used in food processing equipment for tasks like conveyor movement and product handling.

These are just a few examples of the common applications of small sprockets. Their versatility and ability to transmit power efficiently have made them indispensable components in various industries, contributing to the smooth functioning of many mechanical systems.

China high quality Japanese Kana Nk Standard Nk80b Sprockets B Type  China high quality Japanese Kana Nk Standard Nk80b Sprockets B Type
editor by CX 2024-04-15

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