Retaining Ring, Air Cap 0277507 Wagner 9170-9210; Amspray 1900-2100; SprayTech 1720 / 1920 / 2120 / PF30 / PF33 Non-bubbling

Non-bubbling

Professional ControlMax Spray Gun

These newer 90 degree ones almost never accidentally come off because of the retaining clip as shown in the image

The prices are great

Cleaning the Inlet :If needed

Retaining Ring, Air Cap 0277507 Wagner 9170-9210; Amspray 1900-2100; SprayTech 1720 / 1920 / 2120 / PF30 / PF33 Non-bubblingPart Number: 0277507 (Replaces obsolete part # 0275582) Sometimes this part gets tightened too much so that the air cap can't move. The air cap is designed to "float" to change spray patterns, so it should not be screwed on as tight as possible. Listed as item number 32 on Titan Maxum II Gun Part Breakdown.