A precision measuring instrument designed to be worn on the wrist to accurately indicate the depth of a dive in sea water. It consists essentially of a pressure sensing element, a movement mechanism, and an indicating dial, inclosed in an evacuated pressure proof casing.
Classification: Instruments and apparatus for measuring or checking pressure
NSN 6685-01-634-0611
NSN 5950-00-861-1932
NSN 5835-01-305-8866
NSN 6145-01-384-4477
NSN 5990-01-433-7886
NSN 5985-01-422-5092
NSN 4140-00-643-3744
NSN 6220-00-556-2396
NSN 6130-00-983-5539
NSN 6645-00-300-0401
NSN 5999-01-634-0576
NSN 6240-01-595-0803