Part # 4042-11
Manufacturer Code SPX1070C
Dimensions 9-7/8" x 1"
Alternate Part #'s 51-150-1702, HAY-251-1894, HAY2511894, SP-1070-C, SP1070C, SPX1070C
Cover, White - SPX1070C
I have two Hayward Skimmer covers and collar inserts. The Model number of the cover is: SP1070 SP1070 - S SP1070 - 2 SP1070 - 2S Not sure why all the numbers?. Anyway The Id is 8 1/4 the ID is 8 5/8. The overall cover dimension is 9 7/8. The insert collar has the following dimensions: ID (Insert) 8 3/8, OD (Insert into concrete) 9 1/8. I need two sets. Please advise.