Do you offer customization services?

Yes, we offer flexible customization including customization from samples, designs, and full customization. We also provide OEM and ODM services.

What is your quality assurance process?

We implement a rigorous two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing, salt spray analysis, and material certification.

Where are you located?

We are located in Ningbo, Zhejiang, China, a major port city with excellent transportation infrastructure.

Heavy Duty Toothed Lock Washers for Industrial Applications

Name: Heavy Duty Toothed Lock Washers for Industrial Applications
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2200286025

Zhejiang, ChinaNingbo Yinzhou Sokun Import and Export Co., Ltd.

US$0.03

10-4,999 Pieces

US$0.02

5,000-99,999 Pieces

US$0.01

100,000+ Pieces

Product profile

Customization

Available

Type

Toothed Lock Washers

Material

Brass

Model NO.

DIN 6798 (A)

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Toothed Lock Washers

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Sample

Avaliable

Service

Customized OEM ODM

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

DIN 6798 Standard Compliance: Manufactured to DIN 6798 (A) standard for high-performance serrated lock washers.

Multiple Material Options: Available in carbon steel and stainless steel to suit various industrial needs.

Customizable Surface Finish: Offers Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain finishes.

Flexible Customization: Provides full customization from samples and designs, including specific sizes and structures.

ISO Certified Manufacturer: Established in 2009, ISO-certified with vertically integrated production and R&D capabilities.

Rigorous Quality Assurance: Implements pre-production sampling and full batch inspection including torque and salt spray testing.

Sample Availability: Free samples (1-3 pcs) available with express shipping options and refundable costs on bulk orders.

Global Market Experience: Serves clients in North America, Europe, Asia, and other regions with 15 years of export experience.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesProduction Process Visualization

Ningbo Yinzhou Sokun Import and Export Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤5.80h

AI-Powered supplier vetting

SummarySokun is a limited company with 21 employees, related companies, and product coverage including fasteners, machined parts, and stamping parts. It supports customization from samples and designs, offers ODM services, and reports OEM service for well-known brands. Quality processes include quality assurance, documented inspection instructions, and complaint-handling records, although finished-product inspection is random and only one quality inspector is reported. Production-related strengths include in-stock capability, CNC and punching equipment, and one-month stated lead times in both peak and off-season periods. Key limitations are the absence of a valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branches, agents, or showrooms, and no documented R&D audit materials, new products in the past year, or R&D patents. Financial credibility cannot be determined from the provided information.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with followed records and accepts several quotation and payment terms. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, limiting evidence of localized after-sales support.

R&D capabilityThe supplier provides ODM and multiple customization-based design services, but reports no new products during the past year, no available SDK, no R&D audit documentation, and zero R&D patents. These facts indicate design support but limited documented evidence of independent innovation.

Production capacityProduction evidence includes CNC and punching equipment, in-stock capability, one-month lead times in both peak and off-season, and a product scope aligned with machined and stamping parts. Nevertheless, there is no valid manufacturing-capacity contract with related subcontractors, which creates a documented capacity-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, and also offers ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:What is the delivery time?

Normally in 30-40 days. Peak season lead time is one month, and off-season lead time is one month.

Q:Can I get a sample?

Free samples are available for 1-3 pieces of standard specifications. Customized samples can be prototyped within 15 working days. Sample costs are refundable upon bulk order confirmation.

Q:What are the payment terms?

Standard terms are 30% T/T deposit with 70% balance against Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended. We also accept SWIFT transfer, LC at sight, D/P, PayPal, and Western Union.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Kg.

Q:What standards do you follow?

Our products comply with DIN 6798 (A), GB, ISO, and JIS standards.