Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
Hex Flange Nut
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  • Description
  • Parameters
  • Application
  • Custom Reviews


MOQ: 500kgs
Flange Hex Nut/ Serrated Hex Flange Nut
  • Product Features:

    Standard: IFI-145; DIN6923
    Size: #6-3/4''; M5-M20
    Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass
    Grade: SAE J995 Gr.2, 5,8; CL4, 5, 6, 8, 10, 12
    Thread: M, UNC, UNF
    Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Zinc-Nickel alloy, Hot dip galvanization, Dacromat, Magni, etc
  • Website:

    www.jm-industry.com
  • Trade Term & Payment

    Trade Term:
    FOB/CIF/CFR/CNF/EXW/DDU/DDP
    Payment :
    T/T, L/C , D/A , D/P , Western Union,etc
  • Packaging Details:

    a. bulk in cartons (<=25kg )+ 36CTN/wood solid Pallet
    b. bulk in cartons 9"x9"x5" (<=18kg )+ 48CTN/wood solid Pallet
    c. according to customer special demand
  • Supply Ability & MOQ:

    1000 tons per month
    MinimumOrder:
    500kgs for each specification
  • Market:

    South&north Amrica/Europe/East&South east Asia/ Australia and ect.
the details of Hex Flange Nut
the standard of Hex Flange Nut

Who We are?

  • Shanghai Jian & Mei Industry and Trade Co., Ltd. is well equipped with various multi-station nut cold heading machines and supporting multi-functional tapping machines imported from Taiwan. All the manufacturing processes are completed in the factory from drawing of raw material to delivery of finished products, except surface treatment process. JM can provide many kinds of standard and non-standard cold formed nuts, with the specification of M6-M30, 1/4-1”, Grade 4-12. We are also capable of providing various surface treatment processes, including white zinc plating, blue zinc plating, yellow zinc plating, black zinc plating, blackening phosphorating, nickel plating, hot dip galvanization, DacroMat, Magni and so on...


Quality control

  • The production management of our company strictly complies with ISO9001:2008 system. All our products are subjected to strict test and inspection in each process by the workers periodically, starting from the raw materials delivered to the factory.


Test Report


Each batch of exported products are identified with a unique batch number in the Finished product testing report and steel mill raw material quality inspection report.




  • If you need, the test report form the third part is available


Dimensions of Square Nuts
Nominal Size or Basic Major Dia of Thread F G B H J K Angularity of Bearing Surface
Width Across Flats Width Across Corners Flange Diameter Nut Thickness Wrenching Length Flange Thickness
Max Min Max Min Max Min Max Min Min Min Max
No.6 0.1380 0.312 0.302 0.361 0.342 0.422 0.406 0.171 0.156 0.10 0.02 0.014
8 0.1640 0.344 0.334 0.397 0.381 0.469 0.452 0.203 0.187 0.13 0.02 0.016
10 0.1900 0.375 0.365 0.433 0.416 0.500 0.480 0.219 0.203 0.13 0.03 0.017
12 0.2160 0.438 0.428 0.505 0.488 0.594 0.574 0.236 0.222 0.14 0.04 0.020
1/4 0.2500 0.438 0.428 0.505 0.488 0.594 0.574 0.236 0.222 0.14 0.04 0.020
5/16 0.3125 0.500 0.489 0.577 0.557 0.680 0.660 0.283 0.268 0.17 0.04 0.023
3/8 0.3750 0.562 0.551 0.650 0.628 0.750 0.728 0.ll7 0.330 0.23 0.04 0.025
7/16 0.4375 0.688 0.675 0.794 0.768 0.937 0.910 0.395 0.375 0.26 0.04 0.032
1/2 0.5000 0.750 0.736 0.866 0.840 1.031 1.000 0.458 0.437 0.31 0.05 0.035
9/16 0.5625 0.875 0.861 1.010 0.982 1.188 1.155 0.506 0.483 0.35 0.05 0.040
5/8 0.6250 0.938 0.922 1.083 1.051 1.281 1.248 0.569 0.545 0.40 0.05 0.044
3/4 0.7500 1.125 1.088 1.299 1.240 1.500 1.460 0.675 0.627 0.46 0.06 0.051
LARGE HEX FLANGE NUTS
Nominal Size or Basic Major Dia of Thread F G B H J K Angularity of Bearing Surface
Width Across Flats Width Across Corners Flange Diameter Nut Thickness Wrenching Length Flange Thickness
Max Min Max Min Max Min Max Min Min Min Max
1/4 0.2500 0.438 0.428 0.505 0.488 0.728 0.700 0.312 0.281 0.150 0.04 0.024
5/16 0.3125 0.500 0.489 0.577 0.557 0.820 0.790 0.375 0.343 0.200 0.04 0.028
3/8 0.3750 0.562 0.551 0.650 0.628 0.915 0.885 0.406 0.390 0.240 0.04 0.031
7/16 0.4375 0.688 0.675 0.794 0.768 1.131 1.100 0.468 0.437 0.260 0.04 0.038
1/2 0.5000 0.750 0.736 0.866 0.840 1.205 1.175 0.515 0.485 0.290 0.06 0.041
9/16 0.5625 0.875 0.861 1.010 0.982 1.300 1.260 0.578 0.546 0.370 0.06 0.044
5/8 0.6250 0.938 0.922 1.083 1.051 1.360 1.280 0.640 0.600 0.420 0.06 0.045
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