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Best Oil Level Gauge Sight Glass

EXELAIR by Milton FRL Air Filter Regulator and Lubricator System - 1/2 NPT - Metal Bowl Automatic Float EX45FRL40A-04M

  • FRL Air Filter Regulator Lubricator System: Removes water/particles, protects air tools, prevents overdrying tools. Provides adjustable pressure, continuous oil supply, and extended air tool life..
  • Cast aluminum body. Locking adjustable pressure knob. Dial pressure gauge. Rotating flow dial. Easy-access oil fill cap. Automatic/Manual full-time fluid drain. Push-to-connect drain tubing connection to channel water safely..
  • Metal Bowl w/Sight Glass: Indicates fluid level. Filter Bowl Capacity: 7.4 OZ. Lubricator Bowl Capacity: 4.56 OZ..
  • 1/2" inch national pipe threads on both inlet/outlet. Dial gauge scale range: (0 to 160 PSI, 0 to 1.1 MPa). Adjustment range: 5-120 PSI..
  • Max Air Flow: 140 CFM. Max operating pressure: 145 PSI. Temperature range between 25°F and 140°F or -5°C and 60°C..
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PneumaticPlus SAU2000M-N02DG-MEP Mini Three-Unit Combo Compressed Air Filter Regulator Lubricator FRL, Air Preparation Unit 1/4\ NPT - Metal Bowl, Auto Drain, Gauge

  • HEAVY DUTY 1/2" COMBINATION FILTER-REGULATOR-LUBRICATOR. PLEASE NOTE: 1/2" NPT MEASURES 0.850" OUTSIDE THREAD DIAMETER..
  • COMES EQUIPPED WITH WALL MOUNTING BRACKET AND BACK MOUNT PRESSURE GAUGE..
  • FILTER: 250 PSI MAX - 5 MICRON FILTER - 5oz METAL BOWL CAPACITY AND VISUAL SIGHT GLASS..
  • REGULATOR: 7 - 225 ADJUSTMENT PRESSURE - 250 PSI MAX..
  • LUBRICATOR:OIL FILL ADJUSTMENT TO REGULATE OIL FLOW - 5.1oz OIL CAPASITY AND VISIBLE SIGHT GLASS..
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BACOENG Vacuum Pump & Manifold Gauge Set - HVAC A/C Refrigeration Kit - Diagnostic R12 R22 R134a R410A - w/Case

  • Gauge Set — 2 Valve Manifolds with Sight-glass & 1/4″ SAE fittings anodized aluminum block body, oversized sight-glass for easy viewing the refrigerant flow high quality gauge and high accuracy of reading.
  • Vacuum Pump – Newly Designed Compact Vacuum Pump, Portable and Stronger. Flow rate: 3.6CFM Power: 1/4HP Ultimate Vacuum: 0.8Pa.
  • Accessory–3 × 4FT Blue Red Yellow Refrigrant Hose,2 × 1/4″ SAE Male to 5/16″ SAE Female Adapters（R410a）, 1 × Toolkit, 12oz Vacuum Oil, 1 × Manual for Pump and Gauge.
  • Hose– All hose are complied with SAE-J2196 standard standard. Hose Working pressure: 800PSI-4000PSI Acceptable refrigerant: CFC HCFC and HFC.
  • 【Attention】- Ideal for R12 R22 R410A R407C. NEED additional high & low pressure side quick couplers B085XHTS1W if you need to repair R134a vehicle A/C system..
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Goplus 1/3HP 4CFM Single Stage Rotary Vane Vacuum Pump and R134a Manifold Gauge Set, HVAC A/C Refrigeration Kit, Including Vacuum Pump, A Bottle of Vacuum Pump Oil, Suitable for R12, R22, R134

  • ...acuum pump oil, a manual for pump and gauge and a portable suitcase..
  • 【Pump Oil and Portable Case】The vacuum pump features a simple oil fill port for a clean pour and oil drain plug positioned beneath the oil reservoir. The spillage meter will help to ensure the proper level of oil. There is a portable case for gauge, hoses, and other accessories allowing you to put them in order and carry them easily..
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ARTILAURA 6 Gauge Set-GPS Speedometer, Tachometer, Fuel Gauge, Water Temperature Gauge, Oil Pressure Gauge, Voltage 7 Color Backlight for Car AUTO Boat Marine

  • ...lt and Oil Pressure Gauge. 7 color backlight : red、green、blue、yellow、olivine、orange、purple..
  • [ GPS Speedometer Gauge Set ]: GPS Speedometer gauge indicating Range: 0 - 80 MPH, Tachometer indicating Range: 0 - 8000 RPM, Volt gauge indicating Range: 8 - 16V, Fuel Level gauge indicating Range: E - F & Resistance 240-33 ohms, Water Temperature gauge indicating Range: 30 - 250°F (0 - 120°C), Oil Pressure gauge indicating Range: 0 - 150 PSI (0 -10 BAR)..
  • GPS Speedometer and Tachometer: Standard 85mm (3 3/8") hole in the panel (II) and allow a clearance of 55mm (2 3/16") behind the panel to fit the gauge. The Fuel Gauge, Water Temperature, Volt and Oil Pressure Gauge diameter is 2-1/16 inch (52mm)..
  • 【Material】The boat gauge are made of 316L Metal, Rubber and Plastic. Scratch resistant curved glass lenses. IP67 waterproof and dustproof grade..
  • ⭐⭐⭐⭐⭐[Attention]: Package Includes GPS Antenna, Tachometer Sensor(M16*1.5), Water Temp Sensor (1/8 NPT), Oil Pressure Sensor (1/8 NPT), 240-33 ohms Fuel Level Sender & Installation Instructions . Please c....
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VIVOHOME 110V 1/4 HP 3.5 CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit for HVAC Air Conditioning Refrigeration Recharging ETL Listed

  • It maintains air conditioning systems by efficient removing moisture before refilling the refrigerant.
  • COMFORTABLE & PORTABLE DESIGN - Ergonomic grip handle is designed for superior comfort and portability.
  • Built-in high volume cooling fan for extended use.
  • Oil sight glass allows you to observe the oil level and quality at any time.
  • The oil drain valve at the bottom ensures faster and more thorough emptying.
  • 1 bottle of 500ml vacuum oil is also included.
  • MANIFOLD GAUGE SET - Manifold gauge set is designed specially to measure pressure in refrigeration equipment.
  • Manifolds are equipped with large viewing glasses for easy viewing of refrigerant flow, and high-quality colorful pressure gauges ensure accurate readings.
  • COLOR-CODED HOSES - Color-coded hoses help identify the high-pressure side (red), low-pressure side (blue), and the filling hose (yellow).
  • The hoses are made of rubber and feature a leak-proof seal design, which is very flexible, durable and not easy to damage.
  • Perfect for maintaining R134a, R12, R22 and R502 air conditioning systems. NOT SUITABLE for R410a system.
  • PACKAGE - Package includes 1 single stage vacuum pump and gauge set.
  • Ideal for automotive air conditioning, HVAC work, refrigeration....
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NorTrac Steel Hydraulic Fluid Reservoir - 5-Gal. Capacity

  • Sight level fluid gauge with thermometer allows you to monitor fluid level and temperature of hydraulic fluid.
  • Magnetic drain plug and threaded breather cap with 40 micron filter help to prevent oil contamination, which can lengthen the life of your hydraulic equipment.
  • Sturdy welded-on 2in. o.c. mounting brackets with 4-bolt mount.
  • Can be used with compatible suction strainer Item# 778644 (sold separately).
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ARTILAURA 6 Gauge Set-GPS Speedometer 120MPH, Tachometer, Fuel Gauge, Water Temperature Gauge, Oil Pressure Gauge, Voltage 7 Color Backlight for Car AUTO Boat Marine(White)

  • ...t and Oil Pressure Gauge. 7 color backlight : red、green、blue、yellow、olivine、orange、purple..
  • [ GPS Speedometer Gauge Set ]: GPS Speedometer gauge indicating Range: 0 - 120 MPH, Tachometer indicating Range: 0 - 6000 RPM, Volt gauge indicating Range: 8 - 16V, Fuel Level gauge indicating Range: E - F & Resistance 240-33 ohms, Water Temperature gauge indicating Range: 30 - 250°F (0 - 120°C), Oil Pressure gauge indicating Range: 0 - 150 PSI (0 -10 BAR)..
  • GPS Speedometer and Tachometer: Standard 85mm (3 3/8") hole in the panel (II) and allow a clearance of 55mm (2 3/16") behind the panel to fit the gauge. The Fuel Gauge, Water Temperature, Volt and Oil Pressure Gauge diameter is 2-1/16 inch (52mm)..
  • 【Material】The boat gauge are made of 316L Metal, Rubber and Plastic. Scratch resistant curved glass lenses. IP67 waterproof and dustproof grade..
  • ⭐⭐⭐⭐⭐[Attention]: Package Includes GPS Antenna, Tachometer Sensor(M16*1.5), Water Temp Sensor (1/8 NPT), Oil Pressure Sensor (1/8 NPT), 240-33 ohms Fuel Level Sender & Installation Instructions . Please c....
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VIVOHOME 110V 1/3 HP 4CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit with Leak Detector Carry Bag for HVAC Air Conditioning Refrigeration Recharging ETL Listed

  • It maintains air conditioning systems by efficient removing moisture before refilling the refrigerant.
  • COMFORTABLE & PORTABLE DESIGN - Ergonomic grip handle is designed for superior comfort and portability.
  • Built-in high volume cooling fan for extended use.
  • Oil sight glass allows you to observe the oil level and quality at any time.
  • The oil drain valve at the bottom ensures faster and more thorough emptying.
  • 1 bottle of 500ml vacuum oil is also included.
  • MANIFOLD GAUGE SET DESIGNED - Manifold gauge set is designed specially to measure pressure in refrigeration equipment.
  • Carry bag is included for convenient storage and easy transpiration.
  • Manifolds are equipped with large viewing glasses for easy viewing of refrigerant flow, and high-quality colorful pressure gauges ensure accurate readings.
  • COLOR-CODED HOSES - Color-coded hoses help identify the high-pressure side (red), low-pressure side (blue), and the filling hose (yellow).
  • The hoses are made of rubber and feature a leak-proof seal design, which is very flexible, durable and not easy to damage.
  • Perfect for maintaining R134a, R12, R22 and R502 air conditioning systems.
  • NOT SUITABLE for R410a air conditioning systems.
  • PACKAGE - Package includes 1 single stage vacuum pump, 1 bottle of oil,....
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VIVOHOME 110V 1/4 HP 3.5CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit with Thermometer Carry Bag for HVAC Air Conditioning Refrigeration Recharging

  • It maintains air conditioning systems by efficient removing moisture before refilling the refrigerant.
  • COMFORTABLE & PORTABLE DESIGN - Ergonomic grip handle is designed for superior comfort and portability.
  • Built-in high volume cooling fan for extended use.
  • Oil sight glass allows you to observe the oil level and quality at any time.
  • The oil drain valve at the bottom ensures faster and more thorough emptying.
  • 1 bottle of 500ml vacuum oil is also included.
  • MANIFOLD GAUGE SET DESIGNED - Manifold gauge set is designed specially to measure pressure in refrigeration equipment.
  • Carry bag is included for convenient storage and easy transpiration.
  • Manifolds are equipped with large viewing glasses for easy viewing of refrigerant flow, and high-quality colorful pressure gauges ensure accurate readings.
  • Thermometer is used to inspect the temperature in your vehicle.
  • COLOR-CODED HOSES - Color-coded hoses help identify the high-pressure side (red), low-pressure side (blue), and the filling hose (yellow).
  • The hoses are made of rubber and feature a leak-proof seal design, which is very flexible, durable and not easy to damage.
  • Perfect for maintaining R134a, R12, R22 and R502 air conditioning systems.
  • NOT SUITABLE for R410a air conditioning systems.
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ARTILAURA Speedometer Gauge Set - GPS Speedometer with Tachometer,Fuel Level Gauge Water Temperature Gauge Oil Pressure Gauge Voltage 4in1 Gauge for Car AUTO Boat Marine(White)

  • Gauge Set-GPS Speedometer with Tachometer, 4IN1 Fuel Level Gauge/Water Temperature Gauge/Oil Pressure Gauge/Voltage..
  • 【GPS Speedometer with Tachometer Wide Applicability】 The speedometer gauge indicating Range: 0-120MPH and 0-8000rpm. Indication light: LEFT, HIGH BEAM, RIGHT. Suitable for all vehicles Car/ Boat/Truck/Bus/AUTO and off-road vehicles..
  • 【4 in1 Gauge Multi-function 】【Alarm message】Alarm message, 1.Fuel.
  • 【Indicating Range】Engine oil pressure: 0~150PSI, Engine temperature: 100-250°F, Battery voltage: 8-16V, Fuel level: 0~ 100%. 0-190ohms for fuel level meter.
  • (Default 0-190ohms, can adjust to 240-33ohms).
  • ✅【Material】The AUTO gauge is made of Stainless Steel 316L Bezel, Rubber, Anti-fog Glass. IP67 waterproof and dustproof grade. Reverse polarity protection and anti-fogging performance. Standard 85mm (3 3/8") hole in the panel (II) and allow a clearance of 55mm (2 3/16”) behind the panel to fit the gauge..
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Orion Motor Tech R1234yf AC Gauges and Vacuum Pump, with Leak Detector 5FT Hoses R1234yf can tap R1234yf Quick Couplers, 4 cfm Vacuum Pump and Manifold Gauge Set, 1/3 HP Vacuum Pump R1234yf Gauge Set

  • ...ems by efficient removing moisture before refilling the refrigerant.
  • COMFORTABLE & PORTABLE DESIGN - Ergonomic grip handle is designed for superior comfort and portability.
  • Built-in high volume cooling fan for extended use.
  • Oil sight glass allows you to observe the oil level and quality at any time.
  • The oil drain valve at the bottom ensures faster and more thorough emptying.
  • 1 bottle of 0.29qt./330ml vacuum oil is also included.
  • MANIFOLD GAUGE SET DESIGNED - Manifold gauge set is designed specially to measure pressure in refrigeration equipment.
  • Carry bag is included for convenient storage and easy transpiration.
  • Manifolds are equipped with large viewing glasses for easy viewing of refrigerant flow, and high-quality colorful pressure gauges ensure accurate readings.
  • COLOR-CODED HOSES - Color-coded hoses help identify the high-pressure side (red), low-pressure side (blue), and the filling hose (yellow).
  • The hoses are made of rubber and feature a leak-proof seal design, which is very flexible, durable and not easy to damage.
  • Perfect for maintaining R134a, R12, R22 and R502 air conditioning systems.
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Parker L606-08W/M8 Lubricator, Zinc Bowl with Sight Gauge, Manual Drain, 350 scfm, 1\ NPT

  • Lubricator for pneumatic systems for proportional oil delivery over a wide range of air flows.
  • Precision needle valve for adjustment of delivery rate.
  • Metal bowl with sight gauge for checking fluid level.
  • High-flow port for a flow rate up to 350 scfm.
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