Refer to the GRACO F340E manual for detailed maintenance instructions
Teflon (PTFE) or similar material
It is typically made from Teflon (PTFE) or similar high-performance materials
Sealing function for leak prevention
particularly within paint sprayer pump assemblies
GRACO Back Pressure Valve with Carbide Needle and Seat, 7250 PSI, 3/8" (F) x 3/8" (F) - (SKU: 222200) Refer to the GRACO F340EThe GRACO 222200 is a back pressure valve designed for use in air assisted circulating systems to control back pressure to the gun(s) and maintain proper pressure for circulation. It features a carbide needle and seat for durability and is constructed with wetted parts including PTFE, CU 75, 304 & 316 Stainless Steel, 17 7 ph Stainless Steel, and Tungsten Carbide. Key Features: Back Pressure Valve 222200, 3 8" (F) x 3 8" (F) Wetted parts: PTFE, CU 75,