Each qty in cart means: 1 Bag; 3M Minimum Order Qty: 1 Bag; 3M Incremental Order Qty: 1 Bag; Please note the product data is supplied by 3M. There may be some errors.  Please notify us if 3M Incremental Order Qty is LARGER than 3M Minimum Order Qty (Indicating a data error).; 3M Stock #: 7100035845; 3M Previous Stock #: 70071618253; 3M Catalog #: TR-662; Sales UPC: 00051131373556; 3M 5 Digit Part Number: 37355; Consumer UPC: 00051131373556; Shipper UPC: N/A; Inner Package UPC: N/A; 3M Stock Type: "MAKE TO ORDER" that this item will be manufactured upon receipt of your order.; Approx. 3M Time to Ship (In Business Days): 7; Shelf Life: N/A; Country of Origin: USA; ECCN: 1A995; Harmonized Code: 7326908688;9020006000; US DOT 49 CFR: NOT REGULATED;

The TR-662 spark arrestor may be used with all TR-600 series filters and cartridges.  It helps prevent sparks and other hot particles from damaging the filter/cartridge, and can be used as a cleanable prefilter. The TR-662 spark arrestor may be used with all TR-600 series filters and cartridges.  It helps prevent sparks and other hot particles from damaging the filter/cartridge and must be used whenever sparks or hot, airborne particles are present in the workplace.  The TR-662 spark arrestor also acts as a pre-filter by capturing many of the larger particles that would otherwise be drawn into and load the main filter.  The TR-662 may be cleaned and reused in accordance with the User Instructions.