Shopping for 40 series parts Are T-slot nuts interchangeable?

T-Slot Nuts – K0377 DIN 508 slot nuts Our T-slot Nuts have the largest surface area as well as the most thread engagement of all of our T-nuts The body is stepped which allows the central slot mermaids millions fiable Roll-in T-slot Nut x mm with Spring Loaded Ball ; Model Slot 8, self-aligning with spring loaded ball, # b steel stainless steel ; Description Self-

slot machine dancing drums T-Slot Nuts Standard T-Slot Nuts have an incomplete thread in in the base to eliminate any danger of screwing the stud through the nut and damaging the table