1/4 20 M4 Galvanized Steel Lock Nuts M12 Left Hand Thread Nylon Insert Lock Flange Nut

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1/4 20 M4 Galvanized Steel Lock Nuts M12 Left Hand Thread Nylon Insert Lock Flange Nut


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Custom Design: Precise design and production based on customer-provided drawings or requirements.

Material Selection: Supports a variety of material options to meet performance and durability standards.

Production Lead Time: Flexible delivery times based on order complexity and quantity.

Quality Control: Strict quality inspections throughout the process to ensure all products meet international standards.


Size6, 8, 10measurement systemMetric, Imperial (Inch)
GradeClass 4.8 & 6.8Nut ShapeHex
Thread CoverageFully ThreadedThread DirectionLeft Hand
Insert Diameter6.0mmHeight5.0mm
Locking mechanismSelf-Lockingdrive system/
Flange diameter/Hole Diameter14 mm, 6 mm
Thread length10 mm, 12 mmBody Type/
Total Length35 mmOverall Length5 mm
Head TypeHexproduction methodCNC Machining
Total width< 17 mmScrew length8 mm, 10 mm
Intended useNut for Pipe Nipple (Gas Installation)compatible socket size14 mm
small hole diameter12 mmgrip-recesses7
Nut TypeLock Flange NutProduct nameNylon Lock Nut
SizeCustomer's DemandColorCustomized Colors
Grade4.8/ 6.8/ 8.8/ 10.9/ 12.9MOQ1000 Pcs
CertificateISO9001:2008Delivery time7-15 Working Days
PortShenzhen PortPackingPE Bag+Carton
ServiceCustomized OEM


Our products focus on providing high-quality custom solutions for customers. As a leading OEM manufacturer, we can accurately produce a wide range of fasteners, screws, nuts, bolts, rivets, and other products based on customer drawings or requirements. The company uses carefully selected materials and advanced manufacturing processes to ensure that each product undergoes strict quality control and meets international standards. Our services span various industries, including automotive, machinery manufacturing, construction, and electronics, dedicated to providing efficient and reliable custom fastening products for all industries.

Our website currently displays only a portion of our products. If you have specific requirements or need more detailed product information, please feel free to contact us. Our team of professionals is ready to provide tailor-made solutions to help your brand stand out.

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