3M Speedglas inner windscreen 5 pieces. 9000 428010
For older 3M Speedglas welding filter models: 9002X/9000XF filter. Size 53mm x 103mm Part No. on disc 42 02 10, 5 pieces. The inner attachment disc protects the inner surface of the filter from sparks and splashes. The lens should be replaced, as well as there are too many nicks, scratches or dirt on it to be cleaned with a soft cloth or glasses cleaning cloth. The lens should be cleaned regularly with a soft cloth and needs to be replaced if it has nicks or scratches.