When a filter, pump, or valve service job calls for the correct replacement detail, this internal spacer gives technicians a dependable fit for the listed application. It is selected for systems where the part must maintains proper separation and positioning for internal filter components, making it especially valuable during rebuilds, seasonal maintenance, or component-level troubleshooting. The 154614 component supports sand filter service where internal positioning, air relief, or media flow can affect filtration quality. Helps restore sealing, alignment, fastening, flow control, or support as applicable Application-focused replacement for TR140 5" Air Spacer OEM-style replacement for the listed Pentair/PacFab part number Category: Sand Filters & Parts Confirm the part number and model family before ordering to avoid fitment issues.