Description Description The Haskel 51478 bearing is a vital component for the Haskel AG-75 gas booster, a device that uses air pressure to increase gas pressure up to 11,250 psi. The bearing ensures smooth and reliable operation of the gas booster, which can be used for testing, filling, or transferring high-pressure gases. The Haskel 51478 bearing is designed for long-lasting performance and easy maintenance. It is compatible with most gases and does not require lubrication. The Haskel 51478 bearing is an original spare part from Haskel, the leading manufacturer of high-pressure technology. State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Literature & Docs Accessories