Features RELIABLE PARTS: Hydraulic high pressure gauge adopt brass and stainless steel wetted parts for measuring non corrosive liquid and gas pressure, such as water, oil pressure test APPLICABLE SCENARIO: High pressure hydraulic test gauge is compatible with regulator, HVAC, beer kegs, brew setups, hydraulic force, etc. STABLE MATERIAL: Circular dial is enclosed in a 304 stainless steel case for erosion resistance, glycerin filled inhibits pointer flutter and prevent damage to the internal mechanics from vibration and pulsation EFFECTIVE Water-proof: High pressure hydraulic fluid gauge is IP67 Water-proof to prevent condensation inside caused fogging of the window, offer clear reading THREAD INFORMATION: Lower mount male connection with 1/4in NPT thread, high pressure gauge possess polycarbonate window, has stable structure 1. RELIABLE PARTS: Hydraulic high pressure gauge adopt brass and stainless steel wetted parts for measuring non corrosive liquid and gas pressure, such as water, oil pressure test 2. APPLICABLE SCENARIO: High pressure hydraulic test gauge is compatible with regulator, HVAC, beer kegs, brew setups, hydraulic force, etc. 3. STABLE MATERIAL: Circular dial is enclosed in a 304 stainless steel case for erosion resistance, glycerin filled inhibits pointer flutter and prevent damage to the internal mechanics from vibration and pulsation 4. EFFECTIVE Water-proof: High pressure hydraulic fluid gauge is IP67 Water-proof to prevent condensation inside caused fogging of the window, offer clear reading 5. THREAD INFORMATION: Lower mount male connection with 1/4in NPT thread, high pressure gauge possess polycarbonate window, has stable structure Specification: Item Type: Hydraulic High Pressure Gauge Material: Stainless steel case, glycerin filling liquid, polycarbonate window, brass connectors Measurement Range: 0-5000Psi Thread Installation Size: 1/4in NPT Application: For air, water, oil pressure testing PackageList: 1 x Pressure Gauge Notice: Please allow tiny size error due to manual measurement. Thanks for your understanding. Package List 1 x Pressure Gauge