| Item | Part No. | Description |
| 1 | 505-0271B | 16" Oval Sand Filter Body with Threaded Sleeve Assembly |
| 505-0281B | 19" Oval Sand Filter Body with Threaded Sleeve Assembly |
| 505-0291B | 22" Oval Sand Filter Body with Threaded Sleeve Assembly |
| 505-0301B | 26" Oval Sand Filter Body with Threaded Sleeve Assembly |
| 2 | 672-7211B | Modular Filter Base |
| 3 | WVS003B | 1 1⁄2" Multi-Port Valve Assembly - Split-Nut |
| 4 | 830-3000B | Pressure Gauge |
| 5 | 805-0435B | O-Ring - Multi-Port Valve |
| 6 | 505-3000B | Threaded Sleeve Assembly |
| 6a | 505-3010B | Split-Nut Assembly - Multi-Port Valve |
| 6b | 505-3020B | Split-Nut Assembly - Multi-Port Valve with Thread Sleeve and O-Ring |
| 7 | 502-2011B | Sand Fill Guide |
| 8 | 505-2140B | Lateral and Manifold Assembly - 16" Filter |
| 505-2150B | Lateral and Manifold Assembly - 19" Filter |
| 505-2160B | Lateral and Manifold Assembly - 22" Filter |
| 505-2180B | Lateral and Manifold Assembly - 26" Filter |
| 9 | 505-1930B | Lateral - Thread Style (8 required) |
| 519-5370B | Lateral - 22" and 26" Sand Filter (12 required) |
| 10 | 505-2020B | Drain Assembly (2004 and earlier) |
| 11 | 505-2030B | Drain Cap Assembly (2004 and earlier) |
| 12 | 820-0017B | 3⁄8" Flat Washer |
| 13 | 819-0016B | 3⁄8" Bolt -16 x 2" Hex - 22" & 26" Sand Filter |
| 819-0019B | 3⁄8" Bolt -16 x 1 1⁄2" Hex - 19" Sand Filter |
| 819-0020B | 3⁄8" Bolt-16 x 1 1⁄4" Hex - 16" Sand Filter |
| 14 | 805-0224B | O-Ring - 1 1⁄2" Buttress x 1 1⁄2" MPT Fitting |
| 15 | 417-4161B | 1 1⁄2" Buttress x 1 1⁄2" MPT Tailpiece |
| 16 | 711-4000B | 1 1⁄2" Union Gasket |
| 17 | 550-1841B | Return Sweep Assembly |
| 18 | 872-0011B | Hose Clamp - Stainless Steel - 2 1⁄2" |
| 19 | 872-9002B | Corrugated Hose - Black - 1 1⁄2" x 6 ft. |
| 20 | 550-1821B | PVC Flex Hose Assembly - 19" Sand Filter |
| 550-1831B | PVC Flex Hose Assembly - 22" Sand Filter |
| 550-1833B | PVC Flex Hose Assembly - 26" Sand Filter |
| 21 | 711-4010B | 2" Union Gasket |
| 22 | 425-1928B | Waste Adapter Fitting |
| 23 | 672-7201B | Pump Base |
| 24 | 505-1970B | Collar Wrench for Threaded Style Split-Nut |
| 25 | 672-7241B | Standard One-Piece Base |
| 26 | 602-5310B | Self-Threading Drain Screen |
| 27 | 805-0224B | O-Ring - 1 1⁄2" Heater Tailpiece |
| 28 | 602-5301B | Drain Screen Cap (2010 and earlier) |
| 602-5321B | Drain Screen Cap (new style - 2001) |
| 29 | 429-7300B | Replacement Kit Pin and Anchor Assembly (4 required) |