Nautical Catalina Instrument Base

Nautical Catalina Instrument Base
Dims: 6.75" x 2-1/8" x 5-1/8". Wt. 9 oz.
Nautical Catalina Instrument Base Related Items:

This is a double capsule expanded scale barometer with greater sensitivity and accuracy than any traditional marine barometer currently available. The scale ranges from 28.5" to 30.5" instead of the traditional scale of 27.5" to 31.5" in Hg. A numbered certificate of accuracy is included. The movement is calibrated for altitudes to 1,500O above sea level. 4-3/4". Base: 5-7/8". Depth: 1-1/2". Wt. 14 oz

For two instruments with bases to 6-1/2" in diameter. USNA insignia not included. Dims: 11" x 18". Wt. 2 lbs. 15 oz.