Description 15 Series Standard T-Nut. These T-Nuts are 100% Equivalent to the following manufacturers: 15FA3510 #8-32 thread – unique to Faztek! 15FA3513 – #10-32 thread: 80/20 #3201 or #40-3201 T-SLOTS #651072 Frame-World #EF-57 15FA3403 – #1/4-20 thread: 80/20 #3202 or #40-3202 T-SLOTS #651073 Frame-World #EF-56 15FA3503 – #5/16-18 thread: 80/20 #3203 or 40-3203 T-SLOTS #651074 Frame-World #EF-55 15MFA3925 – #M5 x 0.8 thread – unique to Faztek! M6 x 1.0 thread: 80/20 #3866 or 40-1964 T-SLOTS #651393 Frame-World #EF-59 15MFA3921 – M8 x 1.25 thread: 80/20 #3868 or 40-1984 T-SLOTS #651395 Frame-World #EF-58 The T-Nuts will fit in the 15 Series extrusions and can only be loaded from the end. These Nuts are stronger than the Economy Style and great for heavy-duty applications.
