For decades Eaton's SNAP-RING filter bags have been an affordable solution for process applications. Affordable and reliable, Eaton SNAP-RING bags are producted under ISO 9001 quality systems for a bag you can depend on over and over. This 5 micron, size 02 filter bag is part N-5-P02S-H-50. This bag model is constructed using heavy-duty sewing techniques. The felt is nylon with a carbon steel ring sewn in the top. This ring prevents bypass by sealing against the filter housing seat - whether your housing is Eaton brand or another make. Eaton Part Number: F31B37068 comes in box quantities of 50.