Marsh instrument Lbs.per sq.inch pressure gauge 0-300
lbs. per sq. inch press.
gauge,0-300,4-1/2″ face ,1/4″ btm mount,r22.
f/air conditioner unit.
manufacturer:marsh instrument co.
mfg p/n:w0054 20a-a
acct:7460000 746-90025 2oh
vac.
r-22
r-12
r-502
3463-3
assembled in mexico