Stud size and width across the PIDG series
Within the PIDG 16-22 AWG red ring terminal family, the 8-36154-5 uses a #10 stud with an outer width of 0.312" (7.92mm) and overall length of 0.844" (21.44mm). The 8-31890-1 shares the same width and length but fits an #8 stud; the 8-31886-1 also fits an #8 stud but has a narrower 0.281" (7.14mm) width and shorter 0.797" (20.24mm) length. The 31887 uses the same #10 stud as the 8-36154-5 but with the narrower 0.281" width and shorter 0.797" length.
