MV960 Spray Gun Valve Replacement 1/4" Mip X 1/4" Fip Brass Rated at 2600psi & 7gpm Spray gun used on HydroForce AS08 & AS08R injection sprayers, SX-12 & Gekko Tool, and Omni Pro sprayers. Repair parts: Valve - NA031 Kit Valve Repair - NA031A Plasic body - NA031B Part number changed from NA031 to NA033 in 2018 1671-2212 Now in 2020 to: 121721