---
title: Contact Us
description: Thank you for submitting a quote request
---

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# Contact Us

## You can get in touch with us by calling (800) 819-8900 at any time or please fill out our email contact form below. A customer representative will contact you for more information. 

### SDP/SI - Stock Drive Products / Sterling Instrument

250 Duffy Avenue

Hicksville, New York 11801

 +1.516.328.3300

[sdp-sisupport@sdp-si.com](mailto:sdp-sisupport@sdp-si.com)

Copyright 2026 | Designatronics, Inc. - Stock Drive Products | Sterling Instrument - Quality Bearings Inc. - QTC Metric Gears