Nyloc Nut Type T (Thin) M4 in BRASS - ISO 10511 (DIN 985)
Prevailing torque type nut manufactured to DIN 985. Popularly employed Hexagon nut incorporating a nylon insert to help prevent loosening when fitted. This is the standard profile variant (Type T), a higher profile option is available under DIN 982 (Type P). Typically fitted with a spanner or ratchet with socket.