M4 M5 M6 M8 M10 M12 NYLOC NUT T TYPE NYLOCK SOLID BRASS NYLON INSERT LOCKING NUT
There are two varieties of Nyloc Nuts: P Type and T Type. T Type Nyloc Nuts are thinner than P Type Nyloc Nuts. Further info as follows P Type Nyloc Nuts. T Type Nyloc Nuts. Flanged Nyloc Nuts. Nyloc Nuts.