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You may reach the Diamond Chain Company at +44-191-414-8822 or by e-mail at

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Corporate Headquarters
402 Kentucky Avenue
Indianapolis, IN 46225
PH 800-872-4246

Dallas Service Center
9120 Premier Row
Dallas, Texas 75356
PH: 1-800-872-4246
Fax: 1-214-631-2374

Sacramento Service Center
1331 Terminal Street
West Sacramento, CA 95691
PH: 1-800-872-4246
Fax: 1-916-372-5801

United Kingdom

Tundry Waybr
Blaydon on Tyne
Tyne & Wear
NE21 5SJ
PH: 44-191-414-8822



Xinghong International Building
Room 2009
No. 225 Suhong Middle Road
SIP, Suzhou, China 215021

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ASME / ANSI Roller Chain

Diamond Series

Diamond Chain's extensive ASME / ANSI product assortment provides industry leading wear life and is available in a variety of base materials, finishes, and lubrications.

Attachement Roller Chain

Infinity Series

Available in ANSI 25 through 240 and ISO 05B through 032B. Includes single and multi-strand, heavy series, and solutions for specialized applications.

Oil and Gas Chain

Sapphire Series

Includes ANSI 25 through 160 and ISO 05B through 048B single and multi-strand, and select maintenance-free, and attachment solutions.