SCS, INC. DFL105: Double acting static "End Cap" gasket, most commonly used for barrel to head seals in hydraulic and pneumatic cylinders. Extremely adaptive possibilities for diverse temperatures and media with a wide selection of seal materials. Available in standard, metric and custom sizes from 0-200" in diameter. Available in elastomeric material for high pressure, high temperature and or sealing fluid compatibility. Installation can be improved by changing from a polymer to an elastomer material. Direct OEM replacement for Miller Fluid Power® " A, C, J, M, ER500, ER3000, H & ER6000", HydroLine Cylinders® "E2, N2, N5, R2, LR2 &R5", Yates Industries Cylinders® "H6, A4, H4, L,4 A2, H2 MH, MP, WS, WH, WM & WP" barrel to head seals.