From a parts room at a closed factory.  They bought them in bulk quantities.
They were in totes on the shelf so they are not perfect...a little dust, a scratch or ding maybe.
Many different styles available...check our other listings or send an ebay message for your needs.

3-1/2" diameter face
1/8" NPT male pipe connection on back of gauge
0-200 psi range
H.D. brazed
Has brackets so it can be mounted in a panel also