Vacuum vac gauge 1000 to 0mbar 19801 from refco swiss made

Refco 19801 9882474 mechanical vacuum gauge with indicator pointer.

Description: refco 19801 part no. 9882474 mechanical vacuum gauge with indicator pointer. Refco 19801 is a full range mechanical vacuum gauge with pointer that indicates maximum vacuum reading attained during a given operation. Pointer is readjustable after each use by a thumbscrew. Complete with replaceable safety relief device if positive pressure is intrduced into gauge. 4" outside diameter for easy reading, more accurae reading than a compound gauge. 1/2" g bottom connection. Scale 1000 - 0 mbar. Zero point adjustable. Hvac/r and refrigeration specialty vacuum gauge.