Parker 801-6-GRA-RL 3/8" ID - Parker Push Lok Hose 350PSI HoseParker Push Lok Hose part# 801-6-GRA-RL 3/8"ID. Parker 801-6-GRA-RL is GRAY in Color. Parker 801 Push-Lok Plus Multipurpose Hose is manufactured to meet the needs of industry for a versatile, easy to fabricate, low pressure hose. Designed for working pressures up to 350 PSI, Parker Push-Lok hose is ideal for pneumatic, oil and water applications. Textile fiber braid reinforced synthetic rubber hose for use in pneumatic and light hydraulic applications. MSHA accepted synthetic cover provides increased abrasion resistance. For use with Reusable Parker 82 Series barbed fittings. Can also be assembled with Parkrimp HY Series adapters for diesel fuel applications.