What is your delivery time?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We ensure delivery as soon as possible while guaranteeing quality.

How to custom-made (OEM/ODM)?

If you have a new product drawing or a sample, please send it to us. We can custom-make the hardware as required and provide professional advice to maximize performance.

Which mode of transport would be better?

In general, since production is heavy, we advise delivery by sea. However, we respect your views on other transportation methods as well.

Tooth Lock Washer Nut for Fastening

Name: Zinc Plated Kep Nut / K Nut / Tooth Lock Washer Nut for Fastening
Brand: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
SKU: 2309040065

Jiangsu, ChinaKunshan Hongyongsheng Precision Hardware Products Co., Ltd.

US$0.01-0.10

10,000 Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

K Nut

Model NO.

HysLMW059

Connection

Threaded Connection

Head Style

Hex Serrated / Hexagon with Serrated Washer

Standard

DIN, ANSI, GB, JIS, GOST, BSW, ISO

Grade

Grade 4.8-12.9

Customized

Yes

Drawing

Yes

Application

Automotive, Machinery, Construction

Process

Stamping, CNC Machining, Forming, Heat Treatment

Product Type

Carbon Steel Hex Kep Nut/K Nut/Serrated Lock Nut

Service

OEM and ODM, Sample Available, MOQ 1000PCS

Material Grade

Carbon Steel, Grade 4.8/8.8/10.9/12.9

Surface Treatment

Zinc Plated,Plain Finish

Key Features

Integrated Serrated Locking Teeth, Anti-Loosening

Tolerance Grade

ISO Standard, 6h/6g Thread

Quality Control

Salt Spray Test, ISO 9001, SGS, RoHS Compliant

Transport Package

Polybag+Export Carton, Polywood Pallet

Specification

Custom, Metric M3-M20, Inch 4#-5/16"

Trademark

HYS

Origin

China

HS Code

7318160000

Production Capacity

100ton/Month

Key features

Customization Support: Accepts custom sizes, materials, surface finishes, logos, and packaging based on drawings or samples.

High Precision Tolerance: Meets ISO 6h/6g thread tolerance and strictly follows drawing specifications for high-precision parts.

Comprehensive Quality Control: Adheres to ISO9001:2008, includes salt spray tests, SGS inspection, and RoHS compliance.

Wide Material & Grade Options: Available in Stainless Steel A2/A4 and Carbon Steel grades 4.8, 8.8, 10.9, 12.9.

Anti-Loosening Design: Features integrated serrated locking teeth for effective anti-vibration and anti-loose assembly.

OEM & ODM Service: Provides full OEM and ODM services including private labeling and laser marking.

Fast Delivery Time: Standard parts delivered in 7-15 days; non-standard parts in 15-25 days.

Versatile Application: Suitable for automotive, aerospace, robotics, medical, and furniture manufacturing industries.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: ShanghaiAverage Response Time: ≤1.99h

AI-Powered supplier vetting

SummaryKunshan Hongyongsheng Precision Hardware Products Co., Ltd. is a China-based factory established in 2016, with 25 employees and a business scope covering automotive parts, mechanical components, furniture parts, plastic products, metal materials, and mechanical equipment. It offers extensive customization and ODM services, reports new product development within the past year, and provides OEM services to well-known brands. Production-related evidence includes CNC and machining equipment, five quality inspectors, standardized finished-product inspection instructions, and peak/off-season lead times within 15 working days. Service procedures cover supplier assessment, corrective and preventive actions, and customer complaints, although overseas service infrastructure is absent. An SGS audit report is identified, but the provided data does not state a certification or a positive audit result. Financial information is present only as year labels, so financial strength cannot be assessed. Customer and brand...

Supplier typeThe supplier is identified as a factory and a limited company located in Kunshan, Suzhou, Jiangsu, China. It was established on March 10, 2016, and has 25 employees, indicating a relatively small manufacturing enterprise.

After-Sales capabilityThe supplier has written procedures and records for customer complaint handling, corrective and preventive actions, and service-capability assessment. However, it has no overseas warehouses, showrooms, agents or branches, has not participated in offline trade shows, and reports zero countries with overseas services.

R&D capabilityThe supplier reports that it had new products within the past year and provides ODM services. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the stated product-development capability.

Production capacityThe supplier operates as a manufacturing factory covering automotive, mechanical, furniture, plastic, and related products. It lists CNC lathe, machining center, and screening-machine capabilities, employs five quality inspectors, follows standardized finished-product inspection instructions, and reports lead times within 15 working days in both peak and off-season.

Customization capabilityBoth the R&D and design-capability records identify customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports ODM availability, providing explicit evidence of broad customization support.

Product Q&A

Q:Why choose us?

We provide first-class services in the supply of quality fasteners minimizing costs. Our vision is to build successful relations with partners and be their first choice. Our mission is professional customer service and innovation in technology. We offer reasonable quality and price, market sales suggestions, and are ready to share ideas.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery. Our company has strong technology support and a group of managers familiar with product quality and modern management concepts.

Q:If you cannot find the product you need on our website, how do you handle it?

You can send pictures, photos, and drawings via email for us to check. We develop new models every month. Alternatively, you can send samples by DHL/TNT, and we will develop a new model especially for you.

Q:Can you strictly follow the tolerance on the drawing and meet high precision?

Yes, we can. We provide high precision parts and make the parts exactly as per your drawing.

Q:How should I order and make payment?

Payment is by T/T. For samples, 100% payment is required with the order. For production, 30% is paid as a deposit by T/T before production arrangement, and the balance is paid before shipment.