NOSHOK 300 Series Brass Case Liquid-Filled Pressure Gauges

The NOSHOK 300 Series Brass Case Liquid-Filled Pressure Gauges are engineered for stressful applications, and are available in 2-1/2″ and 4″ gauge sizes. 

The working dynamic pressure of the 300 Series gauges should be limited to 60% of the dial range. The working static pressure, where no sharp fluctuations occur, should be limited to 90% of the dial range.

Applications
Automotive
Construction
Hydraulics & pneumatics
Mining
Stamping & forming presses
Transportation

Features

• Vacuum and compound ranges through 0psi to 15,000psi
• Accuracy:
  • ±1.6% full scale (2-1/2″ model)
  • ±1% full scale (4″ model)
• Temperature ranges:
  • Media: -4°F to 140°F (-20°C to 60°C)
  • Ambient: 0°F to 160°F (-18°C to 71°C)
  • Optional temperature ratings available from -40°F to 212°F (-40°C to 100°C)
• Measuring Element:
  • 600psi or less, 2-1/2″ model: copper alloy “C” tube
  • 800psi to 6,000psi, 2-1/2″ model: copper alloy coiled safety tube
  • 7,500psi to 15,000psi, 2-1/2″ model: 316 Stainless Steel coiled safety tube
  • 1,000psi or less, 4″ model: copper alloy “C” tube
  • 15,000psi, 4″ model: 316 Stainless Steel coiled safety tube
• Connection
  • 2-1/2″ model: 1/4″ NPT die-cast Brass with case; 7/16″ – 20 SAE adjustable type straight thread with FKM O-ring optional on many ranges
  • 4″ model: 1/4″ NPT die-cast Brass with case; 1/2″ NPT available on certain ranges as stock option, and on all other 4″ ranges as a non-stock option
• Fill fluid: Glycerin (standard)
• Copper alloy internals