Charging Air Pressure Gauge 0-1500PSI 6685-00-527-9315 HF439-15 M8348-A2A

Charging Air Pressure Gauge. Made by Hydro-Fitting in the USA. 0-1500 PSI, Aviation quality. Part number HF439-15. NSN 6685-00-527-9315. USAF p/n 48C929-2. Current Invoice on these is $283.06.  Get yours from DP Equipment and save a bunch of cash. GP120818PA  L3C10