GENERAL DESCRIPTION: THIS IS A WATER LINE CHECK VALVE VALVE TYPE: SPRING OR SWING SPRING TYPE SPRING STRENGTH: 1/2 LB. MATERIAL: WHITE SCHEDULE 40 PVC PIPING CONNECTIONS: 1" SLIP 1" PIPE WILL GLUE INSIDE (ACTUAL ID 1-5/16") DEPTH OF PLUMBING CONNECTION: 1-3/16" (THIS IS HOW FAR THE PIPE WILL EXTEND INTO THE SLIP FITTING) TOTAL LENGTH: 5-5/8" MAXIMUM OUTSIDE DIAMETER: 2-5/16"