Aladdin valve repair kits are the easy way to service and repair filter valves. They take the guess work out of selecting and identifying the parts needed to service the most common valves. Each kit contains the proper quantities of each of the parts needed including O-rings and gaskets.
 

Pac Fab Universal Slide Valve

Sta Rite, Swimquip, Baker Hydro and Purex Universal Slide Valve
fits 1-1/2" & 2" valves

Replacement spider gaskets are either manufactured by Aladdin or the original equipment manufacture.
 

6 Spoke - Used on some early model Hayward valves manufactured before 1977
Apox diameter is 5-3/8"  - Hayward # SPX0710D - Aladdin # O-176

5 Spoke - Used on some model Hayward and Pac Fab valves manufactured after 1977
Apox diameter is 5-3/8"  - Hayward # SPX0710XD - Pac Fab SP710XD - Aladdin # O-176A

5 Spoke - Used on some Pentair valves - Pentair # 271104
Apox diameter is 5-1/4" - Aladdin number G-416

5 Spoke - Used on various American and Pac-Fac 2" valves - Pentair # 271148
Apox diameter is 6-5/8"  - Aladdin number G-417

5 Spoke - Used on Sta-Rite valve models, all 18201 and 18202 - Sta-Rite # 14971-SM20E12
Apox diameter is 6-3/4" -

5 Spoke - Used on Pentair's 2" Hi-Flo Multiport Valve ( catalog page B-26 H2O # 1630105 )
Apox diameter 7-3/4" - Pentair # 272409 - Aladdin # G-2000