GRACO Indicator, Visual, 50 Psi - (SKU: 556034)The GRACO 556034 is a visual indicator used in medium duty pumps and metering lubrication equipment. It is designed to provide visual feedback at a pressure of 50 psi. The material used for this part is not specified in the available information. Key Features: Visual Indicator 50 psi Medium duty pumps and metering lubrication equipment Visual feedback at 50 psi Applications: Medium duty pumps and metering lubrication equipment Installation Notes:

Perform routine checks on diaphragm and seals for wear or damage

55 Gallon (208 liter)

but the specific material and function of this part are not specified

and interior/exterior touch-ups

commonly found in lubrication and maintenance systems for industrial and agricultural applications

working parts enclosed for protection against dirt

GRACO pumps with 2-inch NPT(F) inlet

Used for precise grease injection in industrial and vehicle service lubrication systems

No screwdriver required for installation or tip changes

Designed for use with specific GRACO fluid handling and supply systems

The GRACO 239957 is an air regulator kit designed for use with President and Monark wall mount airless pumps

but it is a robust industrial part intended to house and protect internal valve mechanisms within GRACO systems