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20 years professional hardware manufacturer - JM Hardware

JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 1
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 2
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 3
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 4
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 5
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 6
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 7
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 1
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 2
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 3
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 4
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 5
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 6
JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 7

JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut

Acorn Nuts have a crown, or dome, covering. Since they have a closed top, acorn nuts are chosen for safety reasons. They prevent contact with external threads and protect the threads from rubbing against anything else. They can be reused, as their dome fastener head protects from stripping of screws and bolts. Additionally, the dome-like appearance gives a more finished look.

Acorn nuts, also known as cap nuts or crown hex nuts, are used to protect or conceal threads on plumbing fixtures and industrial machinery. Fastener Solutions offers a variety of stainless steel, zinc, and nickel plated acorn nuts


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    1. Acorn nuts, also known as cap nuts, feature a domed fastener head which protects screws and bolts from stripping, allowing for reuse after maintenance.

    2. 1.Standard: DIN917, DIN986, DIN1587

    2. Size: M4-M24

    3. Material:  Carbon Steel

    4. Grade:  SAE J995 Gr.2; CL4, 5, 6, 8, 10, 12

    5. Thread: M, UNC, UNF 

    6. Finish: Plain,ZincPlated(Clear/Blue/Yellow/Black), Black oxide, Nickel, H.D.G.

    7. Packing: bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand 

    8. Application: Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating

    9. Test Equipments: Caliper,Go&No-go gauge,Tensile test machine,Hardness tester,Salt spraying tester, H.D.G thickness tester, 3D detector,Projector,Magnetic flaw detecter 

    10. Supply Ability: 1000 tons per month

    11. MinimumOrde:  100kgs for each specification

    12. Trade Term: FOB/CIF/CFR/CNF/EXW/DDU/DDP

    13. Payment Term: T/T, L/C , D/A , D/P, etc

    14. Market: South&north Amrica/Europe/East&South east Asia/ Australia and ect.

    JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 8JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 9JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 10JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 11JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 12JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 13JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 14JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 15JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 16JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 17JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 18JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 19JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 20JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 21JM Hardware® Acorn Nut/Cap Nut/ Crown Hex Nut 22

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    Add: Rm.27202, No.295 South Lingyan Road, Pudong,Shanghai,P.R.C

    Contact person: xarella.huang
    Whatsapp: +86 13681923533
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    Since our establishment in 2006, JM has been adhering to the mission of creating maximum value for customers by providing differentiated services, and making a positive contribution to the society.

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