Inch Kep Nut K Nuts With Toothed Washer Galvanized Lock Nut

Inch Kep Nut K Nuts With Toothed Washer Galvanized Lock Nut

This product is a high-strength lock nut in imperial (inch) standards, featuring a K-type locking structure and an integrated toothed washer design. With a galvanized surface treatment, it offers excellent rust-proof and corrosion-resistant properties. The nut and washer are integrally formed for easy installation, effectively preventing loosening caused by vibration and impact. It is suitable for fastening applications in high-load and high-vibration environments.
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Product Parameter

Brand

LEITE

Material

Carbon steel,stainless steel

Finish

Zinc plated, Black Oxide, galvanized,

Measurement system

Metric, Imperial (Inch)

Model number

M3-M20 4#~10# 1/4~3/8

Size

M3-M20 4#~10# 1/4~3/8

Standard

DIN,ISO,JIS,ANSI

Surface

Zinc bright,galvanized,black

Grade

4,6,8,10,A2,A4

Certificate

ISO9001

Forming

Cold forged-hot forged

Keyword

K lock nut

Thread

Metric or inch (UNC UNF)

 

Features 

Dual Anti-Loosening Design:

K-Type Locking Structure: The asymmetrical deformation at the top of the nut generates elastic locking force to prevent loosening.

Toothed Washer: The serrated contact surface increases friction, further resisting vibration and impact.

High Corrosion Resistance:The galvanized coating effectively blocks air and moisture, making it suitable for humid, outdoor, or industrial environments.

Easy Installation:The integrated nut and washer design reduces the risk of part loss and improves assembly efficiency.

High Strength & Durability:Made of high-quality carbon steel, compliant with international standards such as ISO and DIN, ensuring long-term stability.

Wide Compatibility:Compatible with imperial bolts, suitable for various applications including machinery, vehicles, and construction

 

Applications

Mechanical Equipment:Ideal for high-vibration machinery such as engines, pumps, compressors, and transmission systems.

Transportation:Critical fastening applications in automotive, trucking, and rail transit systems - including chassis, suspension systems, and wheel hub fixation.

Construction & Steel Structures:Essential for bolt connections requiring superior anti-loosening performance in bridges, steel-framed buildings, and tower cranes.

Energy & Power Infrastructure:Reliable fastening solution for wind turbines, transmission towers, and oil pipelines exposed to harsh outdoor/corrosive environments.

Defense & Aerospace:High-reliability fastening for precision instruments and aircraft components (material grade verification required) with extreme anti-loosening requirements.

 

Inspection Process

Image Measuring Instrument
Image Measuring Instrument
Spectral Instrument
Spectral Instrument
Vickers Hardness Tester
Vickers Hardness Tester
Arc Infrared Carbon-Sulfur Analyzer
Arc Infrared Carbon-Sulfur Analyzer
Tensile Tester
Tensile Tester
Salt Spray Tester
Salt Spray Tester

Why Choose Shenzhen Leite

Equipment: A total of 11 screw/nut cold heading machines, 6 punching machines,CNC Machines, Total 27 Sets,CNC Lathing, Total 22 Sets.

Certification: ISO,CE,ROHS.

Samples:Free samples are offered for quality projects.

Packing and Shipping

Product Packaging:

Inch Kep Nut K Nuts with Toothed Washer Galvanized Lock Nut come in a sturdy cardboard box. The Connector are separated into individual compartments to prevent mixing and scratching. The box is labeled with the product name, size, and quantity for easy identification.

Shipping:

Inch Kep Nut K Nuts with Toothed Washer Galvanized Lock Nut are shipped via standard ground shipping. They are carefully packed in the cardboard box, which is then placed in a larger shipping box to prevent damage during transport. The shipping label includes the recipient's address, tracking number, and a warning to handle with care.

Customization

At LEITE, we offer customized services for our Inch Kep Nut K Nuts with Toothed Washer Galvanized Lock Nut to meet your specific requirements. Some of the options available include:

Customized length and diameter according to your needs

Choice of material, such as stainless steel or carbon steel

Surface treatment options, including zinc plating, hot-dip galvanizing, or black oxide coating

Customized packaging, such as wooden cases or pallets, to ensure e delivery

Customized thread type to fit your specific application

Certificate

-1

ISO 14001

-2

ISO 45001

-3

ISO 9001

-4

GB/T39604

FAQ

1. Q: Zinc coating specs?

A: 8-12μm, 96h salt spray (ISO 9227). Optional Dacromet: 500h+.

2. Q: Vibration resistance?

A: 240h+ @50Hz/1mm (DIN 65151). Standard nuts fail <24h.

3. Q: Installation requirements?

A: Standard wrenches OK. Torque wrench recommended. Max 3 reuses.

4. Q: Material certifications?

A: ASTM A563-DH/DIN 980 standard. RCC-M Class 2 available.

5. Q: Aerospace options?

A: A286/630 stainless, MOQ 500pcs with full certs.

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Leite success not only stems from the wide application of our products but also from the high standards of our products. LEITE employees advocate close collaboration to ensure that the production line can get the ideas of customers and engineers in the first time, and also ensure that the products that Leite can enter the market are high-quality products.

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