5 ARTILLERY M79, M203 CLEANING BRUSHES 40MM NEW HANDLING FACILITY TYPE HANDLE END ITEM IDENTIFICATION M79; M203 BRUSH PART DIAMETER 0.210 INCHES NOMINAL BRUSH SIZE DESIGNATION 40MM BRUSH LENGTH 0.562 INCHES NOMINAL THREAD DESIGNATION 1.500IN-6UNC-2B SPECIAL FEATURES W/OUT THONG; COUNTERBORED STYLE DESIGNATOR SINGLE BORE W/ RING 004745466 e-84 #19?