Stauff 4025 PP SIP AF M W5 Drukschakelaars Straight Male Stud Fitting Size blank filter Element Straight Male Stud Fitting Size Type: 28L 1 BSP Metallic Sealing with Cutting Ring & Union Nut Steel H1221513 164500 PGLO2545 1225980 Stacking Bolt Profiled with Initial Tension