085 Metric Roller Chain Sprockets
085 roller chain sprockets are manufactured for metric 085 roller chain and are manufactured in accordance with ISO, DIN, and BS228 standards. Our sprockets are precision manufactured from high-quality steel, directly interchange with other manufacturers, and are engineered for superb performance and durability. Common styles of these sprockets include B-Hub, C-Hub, and taper bushed type but others are available upon request.

085 A-Plate Sprockets:

|
Sprocket Size |
Tooth Count |
Pitch Diameter (O) |
Outside Diameter (K) |
Stock Bore (D) |
Weight (kG) |
|---|---|---|---|---|---|
| 085B-8A | 8 | 33.18mm | 39.5mm | 8mm | 0.1 |
| 085B-9A | 9 | 37.13mm | 43.4mm | 8mm | 0.1 |
| 085B-10A | 10 | 41.10mm | 47.4mm | 8mm | 0.1 |
| 085B-11A | 11 | 45.07mm | 51.4mm | 8mm | 0.1 |
| 085B-12A | 12 | 49.07mm | 55.4mm | 8mm | 0.1 |
| 085B-13A | 13 | 53.06mm | 59.4mm | 8mm | 0.1 |
| 085B-14A | 14 | 57.07mm | 63.4mm | 8mm | 0.1 |
| 085B-15A | 15 | 61.09mm | 67.4mm | 8mm | 0.1 |
| 085B-16A | 16 | 65.10mm | 71.4mm | 10mm | 0.1 |
| 085B-17A | 17 | 69.11mm | 75.4mm | 10mm | 0.1 |
| 085B-18A | 18 | 73.14mm | 79.4mm | 10mm | 0.2 |
| 085B-19A | 19 | 77.16mm | 83.5mm | 10mm | 0.2 |
| 085B-20A | 20 | 81.19mm | 87.5mm | 10mm | 0.2 |
| 085B-21A | 21 | 85.22mm | 91.5mm | 10mm | 0.2 |
| 085B-22A | 22 | 89.24mm | 95.5mm | 10mm | 0.2 |
| 085B-23A | 23 | 93.27mm | 99.6mm | 10mm | 0.3 |
| 085B-24A | 24 | 97.29mm | 103.6mm | 10mm | 0.4 |
| 085B-25A | 25 | 101.33mm | 107.6mm | 10mm | 0.4 |
| 085B-26A | 26 | 105.36mm | 111.7mm | 12mm | 0.4 |
| 085B-27A | 27 | 109.40mm | 115.7mm | 12mm | 0.5 |
| 085B-28A | 28 | 113.42mm | 119.7mm | 12mm | 0.5 |
| 085B-29A | 29 | 117.46mm | 123.8mm | 12mm | 0.5 |
| 085B-30A | 30 | 121.50mm | 127.8mm | 12mm | 0.52 |
| 085B-31A | 31 | 125.54mm | 131.8mm | 12mm | 0.54 |
| 085B-32A | 32 | 129.56mm | 135.9mm | 12mm | 0.6 |
| 085B-33A | 33 | 133.60mm | 139.9mm | 12mm | 0.6 |
| 085B-34A | 34 | 137.64mm | 143.9mm | 12mm | 0.6 |
| 085B-35A | 35 | 141.68mm | 148.0mm | 12mm | 0.6 |
| 085B-36A | 36 | 145.72mm | 152.0mm | 16mm | 0.65 |
| 085B-37A | 37 | 149.76mm | 156.1mm | 16mm | 0.8 |
| 085B-38A | 38 | 153.80mm | 160.1mm | 16mm | 0.8 |
| 085B-39A | 39 | 157.83mm | 164.1mm | 16mm | 0.8 |
| 085B-40A | 40 | 161.87mm | 168.2mm | 16mm | 0.8 |
| 085B-41A | 41 | 165.91mm | 172.7mm | 16mm | 0.9 |
| 085B-42A | 42 | 169.95mm | 176.7mm | 16mm | 0.9 |
| 085B-43A | 43 | 173.99mm | 180.8mm | 16mm | 0.9 |
| 085B-44A | 44 | 178.03mm | 184.8mm | 16mm | 1.0 |
| 085B-45A | 45 | 182.07mm | 188.9mm | 16mm | 1.1 |
| 085B-46A | 46 | 186.10mm | 192.9mm | 20mm | 1.1 |
| 085B-47A | 47 | 190.14mm | 196.9mm | 20mm | 1.3 |
| 085B-48A | 48 | 194.18mm | 201.0mm | 20mm | 1.5 |
| 085B-49A | 49 | 198.22mm | 205.0mm | 20mm | 1.5 |
| 085B-50A | 50 | 202.26mm | 209.1mm | 20mm | 1.5 |
| 085B-51A | 51 | 206.30mm | 213.1mm | 20mm | 1.54 |
| 085B-52A | 52 | 210.34mm | 217.1mm | 20mm | 1.6 |
| 085B-53A | 53 | 214.37mm | 221.2mm | 20mm | 1.6 |
| 085B-54A | 54 | 218.43mm | 225.2mm | 20mm | 1.6 |
| 085B-55A | 55 | 222.46mm | 229.3mm | 20mm | 1.62 |
| 085B-56A | 56 | 226.50mm | 233.3mm | 20mm | 1.62 |
| 085B-57A | 57 | 230.54mm | 237.3mm | 20mm | 1.7 |
| 085B-58A | 58 | 234.58mm | 241.4mm | 20mm | 1.7 |
| 085B-59A | 59 | 238.62mm | 245.4mm | 20mm | 1.8 |
| 085B-60A | 60 | 242.66mm | 249.5mm | 20mm | 1.8 |
| 085B-62A | 62 | 250.75mm | 257.5mm | 20mm | 1.8 |
| 085B-64A | 64 | 258.82mm | 265.6mm | 20mm | 1.9 |
| 085B-65A | 65 | 262.86mm | 269.7mm | 20mm | 1.9 |
| 085B-66A | 66 | 266.90mm | 273.7mm | 25mm | 2.0 |
| 085B-68A | 68 | 274.99mm | 281.8mm | 25mm | 2.5 |
| 085B-70A | 70 | 283.07mm | 289.9mm | 25mm | 2.7 |
| 085B-72A | 72 | 291.16mm | 298.0mm | 25mm | 2.8 |
| 085B-75A | 75 | 303.27mm | 310.1mm | 25mm | 3.0 |
| 085B-76A | 76 | 307.33mm | 314.1mm | 25mm | 3.0 |
| 085B-78A | 78 | 315.40mm | 322.2mm | 25mm | 3.1 |
| 085B-80A | 80 | 323.48mm | 330.3mm | 25mm | 3.2 |
| 085B-85A | 85 | 343.69mm | 350.5mm | 25mm | 3.5 |
| 085B-90A | 90 | 363.90mm | 370.7mm | 25mm | 3.5 |
| 085B-95A | 95 | 384.11mm | 390.9mm | 25mm | 4.0 |
| 085B-100A | 100 | 404.31mm | 411.1mm | 25mm | 4.0 |
| 085B-110A | 110 | 444.74mm | 451.5mm | 25mm | 4.5 |
| 085B-114A | 114 | 460.90mm | 467.7mm | 25mm | 4.5 |
| 085B-120A | 120 | 485.16mm | 492.0mm | 25mm | 5.0 |
| 085B-125A | 125 | 505.37mm | 512.2mm | 25mm | 5.0 |
085 B-Hub Sprockets:
|
Sprocket Size |
Tooth Count |
Pitch Diameter (O) |
Outside Diameter (K) |
Hub Diameter (N) |
Stock Bore (D) |
Maximum Bore |
Length Thru Bore (L) |
Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 085B-8B | 8 | 33.18mm | 39.5mm | 20mm | 10mm | 16mm | 25mm | 0.06 |
| 085B-9B | 9 | 37.13mm | 43.4mm | 24mm | 10mm | 18mm | 25mm | 0.08 |
| 085B-10B | 10 | 41.10mm | 47.4mm | 26mm | 10mm | 21毫米 | 25mm | 0.10 |
| 085B-11B | 11 | 45.07mm | 51.4mm | 29mm | 10mm | 23mm | 25mm | 0.15 |
| 085B-12B | 12 | 49.07mm | 55.4mm | 33mm | 10mm | 26mm | 25mm | 0.20 |
| 085B-13B | 13 | 53.06mm | 59.4mm | 37mm | 10mm | 28mm | 28mm | 0.25 |
| 085B-14B | 14 | 57.07mm | 63.4mm | 41mm | 10mm | 31mm | 28mm | 0.30 |
| 085B-15B | 15 | 61.09mm | 67.4mm | 45mm | 10mm | 31mm | 28mm | 0.40 |
| 085B-16B | 16 | 65.01mm | 71.4mm | 50mm | 12mm | 35mm | 28mm | 0.50 |
| 085B-17B | 17 | 69.11mm | 75.4mm | 52mm | 12mm | 38mm | 28mm | 0.50 |
| 085B-18B | 18 | 73.14mm | 79.4mm | 56mm | 12mm | 40mm | 28mm | 0.60 |
| 085B-19B | 19 | 77.16mm | 83.5mm | 60mm | 12mm | 42mm | 28mm | 0.70 |
| 085B-20B | 20 | 81.19mm | 87.5mm | 64mm | 12mm | 44mm | 28mm | 0.80 |
| 085B-21B | 21 | 85.22mm | 91.5mm | 68mm | 14mm | 44mm | 28mm | 0.80 |
| 085B-22B | 22 | 89.24mm | 95.5mm | 70mm | 14mm | 44mm | 28mm | 0.90 |
| 085B-23B | 23 | 93.27mm | 99.6mm | 70mm | 14mm | 44mm | 28mm | 1.00 |
| 085B-24B | 24 | 97.29mm | 103.6mm | 70mm | 14mm | 44mm | 28mm | 1.10 |
| 085B-25B | 25 | 101.33mm | 107.6mm | 70mm | 14mm | 44mm | 28mm | 1.15 |
| 085B-26B | 26 | 105.36mm | 111.7mm | 70mm | 16mm | 44mm | 30mm | 1.20 |
| 085B-27B | 27 | 109.40mm | 115.7mm | 70mm | 16mm | 44mm | 30mm | 1.30 |
| 085B-28B | 28 | 113.42mm | 119.7mm | 70mm | 16mm | 44mm | 30mm | 1.35 |
| 085B-29B | 29 | 117.46mm | 123.8mm | 80mm | 16mm | 50mm | 30mm | 1.40 |
| 085B-30B | 30 | 121.50mm | 127.8mm | 80mm | 16mm | 50mm | 30mm | 1.50 |
| 085B-31B | 31 | 125.54mm | 131.8mm | 90mm | 16mm | 56mm | 30mm | 1.60 |
| 085B-32B | 32 | 129.56mm | 135.9mm | 90mm | 16mm | 56mm | 30mm | 1.73 |
| 085B-33B | 33 | 133.60mm | 139.9mm | 90mm | 16mm | 56mm | 30mm | 1.77 |
| 085B-34B | 34 | 137.64mm | 143.9mm | 90mm | 16mm | 56mm | 30mm | 1.85 |
| 085B-35B | 35 | 141.68mm | 148.0mm | 90mm | 16mm | 56mm | 30mm | 1.82 |
| 085B-36B | 36 | 145.72mm | 152.0mm | 90mm | 16mm | 56mm | 35mm | 2.00 |
| 085B-37B | 37 | 149.76mm | 156.1mm | 90mm | 16mm | 56mm | 35mm | 2.16 |
| 085B-38B | 38 | 153.80mm | 160.1mm | 90mm | 16mm | 56mm | 35mm | 2.20 |
| 085B-39B | 39 | 157.83mm | 164.1mm | 90mm | 16mm | 56mm | 35mm | 2.23 |
| 085B-40B | 40 | 161.87mm | 168.2mm | 90mm | 16mm | 56mm | 35mm | 2.27 |
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- 包装一个s per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
我们的大部分产品都是出口到欧洲或Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port










