... 2,#3 & #4 2).Material: SS304,SS316,Carbon Stainless Steel Bag Support Basket for #1,#2,#3 & #4Stainless steel perforated ... baskets accommodate filter bag sizes #1, 2, 3,& 4 filter bags. The solid ... loading capacity, and greater differential pressure capability of the filter bag. Filtration Systems support baskets have a longitudinal taper to assist with ...