55-Series Sprockets

55 series engineer class sprocket are used for a wide verity of chain sizes. These sizes include CA550, CA550HD, CA555, CA557, CA565, 55, C55, SS55, C55A Rooftop, C55B Rooftop, C55D Rooftop, and C55L. These sprockets are typically supplied as cast material but we can also supply them as steel for longer operation. The below chart shows the standard tooth counts as well as dimensions for each size.

55-Series Sprockets

Sprocket Size Tooth Count Style Pitch Diameter Hub Diameter Length Thru Bore Maximum Bore Weight
55C5 5 C 2.77" 2.00" 2.00" 0.94" 2.0 LBS
55C6 6 C 3.26" 2.00" 2.00" 0.94" 2.0 LBS
55B7 7 B 3.76" 2.50" 2.00" 1.63" 3.0 LBS
55B8 8 B 4.26" 2.50" 2.00" 1.63" 4.0 LBS
55C9 9 C 4.76" 3.00" 2.00" 1.94" 5.0 LBS
55 c10 10 C 5.26" 3.50" 2.00" 2.19" 5.0 LBS
55 c11 11 C 5.77" 4.50" 3.00" 2.88" 6.0 LBS
55C12 12 C 6.30" 4.50" 3.00" 2.88" 10.0 LBS
55C13 13 C 6.80" 4.50" 3.00" 2.88" 10.0 LBS
55C14 14 C 7.31" 4.50" 3.00" 2.88" 12.0 LBS
55 c15 15 C 7.83" 4.50" 3.00" 2.88" 13.0 LBS
55C16 16 C 8.34” 4.50" 3.00" 2.88" 13.0 LBS
55C17 17 C 8.85" 4.50" 3.00" 2.88" 17.0 LBS
55C18 18 C 9.39" 4.50" 3.00" 2.88" 20.0 LBS
55C19 19 C 9.92" 4.50" 3.00" 2.88" 20.0 LBS
55C20 20 C 10.43" 6.00" 3.50" 2.88" 20.0 LBS
55C21 21 C 10.94" 6.00" 3.50" 4.00" 23.0 LBS
55C22 22 C 11.43" 6.00" 3.50" 4.00" 24.0 LBS
55C23 23 C 11.97" 6.00" 3.50" 4.00" 29.0 LBS
55C24 24 C 12.47" 6.00" 3.50" 4.00" 32.0 LBS
55C25 25 C 13.00" 8.00" 4.00" 6.00" 31.0 LBS
55C27 27 C 14.07" 8.00" 4.00" 6.00" 38.0 LBS
55C28 28 C 14.54" 8.00" 4.00" 6.00" 42.0 LBS
55C29 29 C 15.08" 8.00" 4.00" 6.00" 26.0 LBS
55C30 30 C 15.59" 8.00" 4.00" 6.00" 54.0 LBS
55C31 31 C 16.11" 8.00" 4.00" 6.00" 58.0 LBS
55C32 32 C 16.63" 8.00" 4.00" 6.00" 63.0 LBS
55C34 34 C 17.67" 8.00" 4.00" 6.00" 31.0 LBS
55C35 35 C 18.20" 8.00" 4.00" 6.00" 69.0 LBS
55C36 36 C 18.70" 8.00" 4.00" 6.00" 77.0 LBS
55C38 38 C 19.75" 8.00" 4.00" 6.00" 35.0 LBS
55C40 40 C 20.79" 10.00" 4.00" 8.00" 37.0 LBS
55C41 41 C 21.31" 10.00" 4.00" 8.00" 36.0 LBS
55C48 48 C 24.94" 10.00" 4.00" 8.00" 45.0 LBS
55C50 50 C 25.98" 10.00" 4.00" 8.00" 47.0 LBS
55C54 54 C 28.00" 10.00" 4.00" 8.00" 50.0 LBS

Weld On Hub 55-Series Sprockets

Sprocket Size Tooth Count Bore 根直径 Outside Diameter Hub Type Needed Width (B) Weight
55W6 6 1-5/8" 2.62" 3-3/4" W 9/16” 0.88 LBS
55X7 7 2" 3.11" 4-1/4" X 9/16” 1.00 LBS
55X8 8 2" 3.61" 4-3/4" X 9/16” 1.44 LBS
55X9 9 2" 4.12" 5-1/4" X 9/16” 2.06 LBS
55X10 10 2" 4.63" 5-3/4" X 9/16” 2.50 LBS
55X11 11 2" 5.14" 6-1/4" X 9/16” 3.32 LBS
55X12 12 2" 5.65" 6-3/4" X 9/16” 4.00 LBS
55X13 13 2" 6.16" 7-1/4" X 9/16” 5.00 LBS
55X14 14 2" 6.67" 7-3/4" X 9/16” 5.92 LBS
55X15 15 2" 7.19" 8-1/4" X 9/16” 6.77 LBS

Produc

Product Quick Detail:

  • Standard and non-standard available
  • With high quality and competitive price
  • Prompt delivery
  • Packing as 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.

Most of our products are exported to Europe or 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.

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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
product materials available

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
product finishing

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样本。30-45days关员秩序
Port: Shanghai/Ningbo port
product packages

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