See Littelfuse Commercial Vehicle Products Products
Nut Toggle 15/32-32 x 9/16 x 3/32
The M9134 is a black nylon locknut featuring an M20 metric thread for securing corresponding fittings.
NUT
Nuts Lock Hex 21mm 3mm Brass Nickel PG 11
Cable clamping nut for electrical connectors with multiple thread sizes and finish options.
Lock nuts made of plastic
Compression Nut - (F3) Yellow