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81X Lumber Chain Sprockets

81X Lumber Chain Sprockets

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When it comes to Engineer-class 81X sprockets there are four standard configurations. A-Plate, B-hub, C-hub, and split sprockets. However, we also supply idler sprockets that use bearings or bronze bushings depending on the sprocket size and application. Below is a chart that shows the standard tooth-counts for 81x chain sprockets.

Item #

No. Teeth

Stock Bore

Pitch Diameter

Hub Diameters (A/B)

Style

81XA8 8 0.938 in N/A N/A Type A
81XA9 9 1.250 in N/A N/A Type A
81XA10 10 1.250 in N/A N/A Type A
81XA11 11 1.250 in N/A N/A Type A
81XA12 12 1.250 in N/A N/A Type A
81XC8 8 0.938 in 6.818 in 4.750/4.500 in Type C
81XC9 9 1.250 in 7.628 in 5.250/5.000 in Type C
81XC10 10 1.250 in 8.443 in 5.250/5.000 in Type C
81XC11 11 1.250 in 9.261 in 5.250/5.000 in Type C
81XC12 12 1.250 in 10.080 in 5.250/5.000 in Type C

 

 

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.

pruduct quality report

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 samples. 30-45days offcial order
Port: Shanghai/Ningbo port
product packages