[0-160 PSI]
[0-200 PSI]
[0-60 PSI]
[0-300 PSI]
[0-100 PSI]
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Liquid FilledLiquid filled dampens vibration effectively and lubricates delicate parts of the gauge for long lasting use |
Easy ReadingClear large dial and clean marking for easy accurate reading |
Thick Sturdy DesignWell made gauge and fully sealed to prevent dust and dirt in the environment |
Clean NPT ThreadClean and long thread compliant to ANSI B1.20.1 standard for easy installation and secure connection |
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 Bottom Mount 1/4" NPT | |
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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 |