Belt Guard For Use With Grainger Item Number 1NNF6 1NNF7 40JL42 48UY04 4B220 4B233 4B234 4B237 4B241 4ME96 4TW29 52TM09 For Use With Mfr Model Number 1NNF6 1NNF7 40JL42 48UY04 4B220 4B233 4B234 4B237 4B241 4ME96 4TW29 52TM09 Fits Brand Speedaire For Use With Air Compressor