Feature

●Designed to withstand corrosive enviroment for measuring non-corrosive gas or liquid
●Stainless steel 304 case with lead-free brass (≤0.25%) wetted parts
●Dual Scale: Display measurements in PSI and kPA
●Display Accuracy: ±1.6% of range
●Back mount with 1/8" NPT connection

[0-160 PSI]




[0-200 PSI]




[0-60 PSI]




[0-300 PSI]




[0-100 PSI]





Description

Unijin Instruments Quality Pressure MeasurementUnijin Instruments Quality Pressure Measurement

Unijin Instruments is on Amazon!

With over 40 years of manufacturing and supplying high quality pressure measurement devices to the industrial market, Unijin is extending its widely trusted product to quality seeker in Amazon. All of our gauges go through stringent procedures and 100% testing before packed to be shipped to customers worldwide. Unijin seeks to provide the best quality at best value. Know that youre getting bang for your buck when you buy Unijin.

P251 (Oil Filled) Pressure gauge with crimp casing models are designed for corrosive environment which media do not corrode the brass and which do not have high viscosity or do not crystallize. Glycerin is filled to protect gauge against system or equipment where pulsating pressure or mechanical shock and vibration are apparent. It is suitable for compressor, hydraulic, pneumatic, filters, pressure regulators and etc.

Dial Display: 2"

Connection: 1/8" Male NPT

Mount: Back

Case: Stainless steel 304

Window: Polycarbonate plastic

Element Tube: Lead-free brass (≤0.25%)

Connection: Lead-free brass (≤0.25%)

Accuracy: ±1.6% of range

Pressure range: PSI/Bar/kPa, dual scale

Blow Protection: Top, Rubber

Ambient temperature:-4 to 140 °F

Process: Maximum 140 °F

Do not use for oxygen service

P251 2" Dial Pressure Gauge Back Mount 1/8" NPT P251 2" Dial Pressure Gauge Back Mount 1/4" NPT P251 2.5" Dial Pressure Gauge Bottom Mount 1/4" NPT P255 2.5" Dial Pressure Gauge Bottom Mount 1/4" NPT P255 4" Dial Pressure Gauge 1/4" NPT
P251 2" Dial Pressure Gauge Back Mount 1/8" NPT P251 2" Dial Pressure Gauge Back Mount 1/4" NPT P251 2.5" Dial Pressure Gauge Bottom Mount 1/4" NPT P255 2.5" Dial Pressure Gauge Bottom Mount 1/4" NPT P255 4" Dial Pressure Gauge Bottom Mount 1/4" NPT
Model P251 Series P251 Series P251 Series P255 Series P255 Series
Liquid Filled ? ? ? ? ?
Dial Size 2" 2" 2-1/2" 2-1/2" 4"
Case Stainless Steel Stainless Steel Stainless Steel Stainless Steel Stainless Steel
Internals Lead Free Brass Lead Free Brass Lead Free Brass Stainless Steel Stainless Steel
Mount Back Back Bottom Bottom Bottom
Connection 1/8" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT