Astra Associates Incorporated dba Mid-West Instrument    



6500 Dobry Dr.

Sterling Heights, MI 48314-1424

United States

(586) 254-6500

(586) 254-6509

Company description

Manufacturing: Differential pressure gauges, test kits, pulsation snubbers, gauge protectors, switches and averaging pitot tubes

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Industry information

NAICS codes 
North American Industry Classification System (NAICS) codes are used to classify businesses for the purpose of collecting statistical data related to the U.S. economy. NAICS codes have been assigned to international companies to help organize all companies by type of activity.  

Primary: 333515 - Cutting Tool and Machine Tool Accessory Manufacturing

334513 - Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables

334514 - Totalizing Fluid Meter and Counting Device Manufacturing

334519 - Other Measuring and Controlling Device Manufacturing

335931 - Current-Carrying Wiring Device Manufacturing


SIC codes 
Standard Industrial Classification (SIC) codes classify establishments by their primary type of activity. SIC codes are a U.S. Census Bureau system but can apply to international companies.  

Primary: 3545 - Cutting Tools, Machine Tool Accessories, and Machinist Precision Measuring Devices industry report

3643 - Current-Carrying Wiring Devices industry report

3823 - Industrial Instruments for Measurement, Display, and Control of Process Variables; and Related Products industry report

3824 - Totalizing Fluid Meters and Counting Devices industry report

3829 - Measuring and Controlling Devices, NEC industry report