PRESSURE GAUGE; MANUFACTURER’S NAME: ASHCROFT; PART NUMBER: 451259SL04L200; ADDITIONAL FEATURES: 0 200PSI, 1 2”, DIAL 4-1 2”, 3216-EST-007 008, 4-1 2” POLYBUTYLENE THEREFTALATE CASING, SOLID FRONT (COMPLIES (COMPLIES WITH UL 94-V-0), SYSTEM (PIPE AND PR CONNECTION): 316 STAINLESS STEEL, 316 STAINLESS STEEL. SYSTEM (PIPE AND PROCESS CONNECTION): 316L STAINLESS STEEL, HOUSING DESIGN: GLYCERIN LIQUID FILLED (IP65), PROCESS CONNECTION SIZE: 1 2” MALE NPT, PROCESS CONNECTION LOCATION: BOTTOM