Exploded parts diagram: This part is shown as item #12 on the Cartridge Filter, Waterway, Crystal Water exploded parts diagram.
🔧 Cartridge Filter, Waterway, Crystal Water – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Cartridge Filter, Waterway Crystal Water, 325 sqft, 112 GPM |
| – | Cartridge Filter, Waterway Crystal Water, 425 sqft, 150 GPM |
| – | Cartridge Filter, Waterway Crystal Water, 525 sqft, 150 GPM |
| 15 | Drain Plug Assy, Waterway Crystal Water, W/O-Ring, Old Style |
| 14h | Gasket, Waterway CrystalWater, 2-1/2", Bulkhead Fitting |
| 14g | O-Ring, Buna-N, 3-1/4" ID, 3/16" Cross Section, Generic |
| 14f | Bulkhead Fitting, Waterway CrystalWater, 2-1/2" |
| 14e | O-Ring, 2-3/4" ID, 1/8" Cross Section, Generic |
| 14d | Tailpiece, Waterway Crystal Water, 2-1/2", w/O-Ring Groove |
| 14c | Union Nut, Waterway Crystal Water, 2-1/2" |
| 14b | Reducer, Waterway, 2-1/2" to 2" |
| 14a | Reducer, Waterway, 2" to 1-1/2" |
| 14 | Bulkhead Assembly, Waterway Crystal Water |
| 13 | 16-270-W017K13 |
| 12 | Elbow Assembly, Waterway Crystal Water, with O-ring ◀ this part |
| 11 | O-Ring, 2-1/2" ID, 1/8" Cross Section, Generic |
| 10 | Intake Diffuser, Waterway Crystal Water |
| 9 | Manifold, Waterway Crystal Water |
| 8 | 16-270-W017K8 |
| 7 | 16-270-W017K7 |
| 6 | Cartridge Manifold Plug, Waterway Crystal Water |
| 5 | O-Ring, Waterway Crystal Water, Tank Body |
| 4a | Clamp Wrench, Waterway CrystalWater |
| 4 | Clamp Spring Assembly, Waterway CrystalWater Filters |
| 3 | 16-270-W017K3 |
| 2 | 16-270-W017K2 |
| 1k | 14-270-1121 |
| 1j | Air Relief Valve Plunger, Waterway CrystalWater |
| 1i | Air Relief Valve Spring, Waterway CrystalWater |
| 1h | 16-270-W017K1H |
| 1g | Handle, Waterway CrystalWater, Air Relief Valve |
| 1f | Air Relief Screw, Waterway CrystalWater, with O-ring |
| 1e | 16-270-W017K1E |
| 1d | Air Relief Body, Waterway CrystalWater |
| 1c | Rubber Boot, Waterway CrystalWater, Pressure Gauge |
| 1b | Pressure Gauge, Waterway, 1/4"mpt, 0-60psi, Back Mount |
| 1a | Bezel Assembly, Waterway CrystalWater, Pressure Gauge |
| 1 | 16-270-W017K1 |
🔧 Exploded diagram and parts
This part belongs to the Cartridge Filter, Waterway, Crystal Water assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 1E | ![]() |
O-Ring, Waterway Crystal Water, Air Relief, O-25 | 805-0110 | Available to order |
| 1 | ![]() |
Pressure Relief Valve Assy, Waterway Crystal Water, HD | 550-6730 | 7 in stock |
| 1b | ![]() |
Pressure Gauge, WW Clearwater II, 1/4"mpt, 0-60psi, Back Mount | 830-4000SS | 10 in stock |
| 3 | ![]() |
Clamp Assembly, Waterway Crystal Water, Segmented | 550-6300B | In stock |
| 5 | ![]() |
O-Ring, Waterway Crystal Water, Tank Body | 805-0000 | 2 in stock |
| 6 | ![]() |
Cartridge Manifold Plug, Waterway Crystal Water | 519-4320 | 6 in stock |
| 7 | ![]() |
Air Relief Assy, Waterway Crystal Water, 325 sqft, w/Tube | 550-4370 | 7 in stock |
| 7 | ![]() |
Air Relief Assy, Waterway Crystal Water, 425 sqft, w/Tube | 550-4340 | 11 in stock |
| 7 | ![]() |
Air Relief Assy, Waterway Crystal Water, 525 sqft, w/Tube | 550-4330 | 3 in stock |
| 8 | ![]() |
Cartridge, 80 sqft, 3"ot, 3"ob, 7", 20" 4oz | FC-1976 | Available to order |
| 8 | ![]() |
Cartridge, 80sqft, 3"ot, 3"ob, 7", 20", PB | PC-1976 | Available to order |
| 8 | ![]() |
Cartridge, 80sqft, 3"ot, 3"ob, 7", 20", PB, 4pk | PC-6465 | Available to order |
Show the other 31 parts on this diagram we stock
Complete cartridge filters
| Part | Our part number | Availability | |
|---|---|---|---|
![]() |
Cartridge Filter, Waterway Crystal Water, 325 sqft, 112 GPM | 570-0325-07 | Available to order |

























































