Nash Type 9 Water Meter

This is a disc water meter with frost-proof flanges on the bottom and serial number 775,872 that fit a ⅝” pipe, and that was made by the National Meter Company in Brooklyn, New York. The case is marked “NATIONAL METER CO. 5/8 AA-X NASH” and “TYPE 9” and “1114” and “775872.” The rectangular top is marked “NATIONAL METER CO. NEW YORK 775872” AND “1114.” The name refers to Lewis H. Nash, the man who served as chief engineer of National Meter for over thirty-five years and who, in the late 1880s, designed the first disc meter made in the United States. AA-X designates a linear register.
Ref: National Meter Co., Type “9” Nash Water Meter.
Object Name
water meter
date made
ca 1910-ca 1947
National Meter Company
Physical Description
brass (overall material)
overall: 8 1/4 in x 7 1/4 in; 20.955 cm x 18.415 cm
place made
United States: New York, Brooklyn
ID Number
accession number
catalog number
Water Meters
Measuring & Mapping
Natural Resources
See more items in
Medicine and Science: Physical Sciences
Water Meters
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
A.A. Hirsch

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