$12.49
Part # 3268-53
By Zodiac
Manufacturer Code 6-503-00
Dimensions 1.75" L x 1.7" W x 1.7" D
Alternate Part #'s 650300, POL2018799, 87-100-1264, PLS650300, PV650300
Pressure Relief Valve, blue (6-503-00)