The Parker SBS NO 40574 is a high-quality, glycerin-filled pressure gauge designed for accurate and reliable pressure measurement in hydraulic and pneumatic systems. Its robust stainless steel case and glycerin filling provide excellent resistance to vibration and pressure pulsations, ensuring a steady needle and a long service life. This gauge features a clear, dual-scale dial for easy reading in both PSI and bar, making it a versatile tool for service technicians and engineers in demanding industrial and mobile environments.