Leader-Fastener® is a manufacturer and distributor of DIN 6923 Flange Nuts. We have a complete line of service from having invested in production plants, export department and to having a quality control team and center to meet your requirements. We regard quality as the life of the company. We persist in good quality as the first policy and have established a set of quality control and inspection system according to the international standard. We have carried out ISO9001 Quality Guarantee System in every course of production, transportation and selling. We do hope we could be your partner in business by topping quality, knight service and competitive price in the near future and be your friends as well.
Metric DIN 6923 Hexagon Flange Nuts have a circular washer like flange shaped base that increases the weight bearing surface area to distribute the load over a greater area when tightened. The flange eliminates the need to use a washer with the nut.DIN 6923 Flange Nutsare available with or without serrations. The serrations function to act as a locking mechanism to reduce loosening due to vibrational forces.
Material : Carbon steel, Stainless steel, Alloy Steel, Brass.
Finishment: Black, Zinc Plated, Zinc Yellow, HDG, Phosphate, DACROMET, Geomet, Magin, Ruspert, Teflon, etc.
Thread Size D |
M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | |||
P | Pitch | Coarse thread | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | |
Fine thread 1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | |||
Fine thread 2 | / | / | / | -1 | -1.25 | / | / | / | |||
c | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 | ||
da | min | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | ||
max | 5.75 | 6.75 | 8.75 | 10.8 | 13 | 15.1 | 17.3 | 21.6 | |||
dc | max | 11.8 | 14.2 | 17.9 | 21.8 | 26 | 29.9 | 34.5 | 42.8 | ||
dw | min | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 | ||
e | min | 8.79 | 11.05 | 14.38 | 16.64 | 20.03 | 23.36 | 26.75 | 32.95 | ||
m | max | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | ||
min | 4.7 | 5.7 | 7.6 | 9.6 | 11.6 | 13.3 | 15.3 | 18.9 | |||
mw | min | 2.2 | 3.1 | 4.5 | 5.5 | 6.7 | 7.8 | 9 | 11.1 | ||
s | max=nominal size | 8 | 10 | 13 | 15 | 18 | 21 | 24 | 30 | ||
min | 7.78 | 9.78 | 12.73 | 14.73 | 17.73 | 20.67 | 23.67 | 29.67 | |||
r | max | 0.3 | 0.36 | 0.48 | 0.6 | 0.72 | 0.88 | 0.96 | 1.2 |
a)Steel, Strength class (material): 8,10,12 Standard DIN ISO 898-2, DIN 267-23(currently draft )
b)Stainless steel, Strength class (material): A2-70 Standard DIN 267-11
c)Other strength classes or materials by agreement