A nut is a type of fastener with a threaded hole. Nuts are almost always used in conjunction with a mating bolt to fasten multiple parts together.

HEXGONAL FLANGE NUT

Standard Size
STANDARD M4 TOM 20
DIN 6923 M5 TO M 16

HEXGON NUT

Standard Size
STANDARD M4 TOM 20
DIN 934 M4 TO M 16
ISO 4032 1/4 * TO 5/8*
BS1083

SQUARE NUTS/HEXGON AL THIN NUTS/PREVELING TORQUE NUT

Standard Size
DIN 557 M5 TO M 16
DIN 562 M5 TO M 16
DIN 439 M5 TO M 16
DIN 980 TYPE V M6 TO M 16

WELD NUTS

Standard Size
STANDARD M4 TO M 16
IS 8856 M4 TO M 16
DIN 929

HEX NYLOCKNUTS

Standard Size
STANDARD M5 TO M 16
DIN 982 M6 TO M 16
DIN 985

HEXAGONAL BOLT/SOCKET HEAD BOLT

Standard Size
STANDARD M5 TO M 16
DIN 931 M6 TO M 16
DIN 931 M5 TO M 16
DIN 912 M5 TO M 16