Weight: 57g; Package Content: 100(+/-2%) x Nylon Lock Nuts
Thread Dia: #4 -40; Main Color: Silver Tone
Height: 4mm/0.16"; Pitch: 0.7mm
Width Across Flats: 6mm/0.24"; Thread Count: 40
Hex head, female threaded inside, 304 stainless steel, anti-loose hex nut. Used with a machine or cap screw for mechanically joining materials together. Used widely for matching screws or bolts.