377P filter is a prefilter use for vacuum blower, it is made of Polyester Element Material, Pleated media with high dirt holding capacity ,and Reinforced with epoxy coated steel wire on both sides of cloth,the Filter Rating can reach 5 micron:

Inner Diameter: 9″

Outer Diameter: 14 5/8″

Height: 14 1/2″

377P Pneumatic Filter Element ordered by America customer ,who use for his factory to handle hot air and oil mist from unload cycle of reciprocating compressor.