Does the company offer customization services?

Yes, we offer flexible customization options including customization from samples, designs, and full customization services.

What quality assurance measures are in place?

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

What is the company's manufacturing background?

Established in 2009, we are an ISO-certified manufacturer with 41 employees, a 1927 sqm plant, and 15 years of export experience, serving global markets.

High-Quality Type a Serrated Lock Washers with External Teeth

Name: High-Quality Type a Serrated Lock Washers with External Teeth
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2200235445

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

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: Top-grade serrated lock washers strictly adhering to DIN 6798 Type A specifications.

Flexible Customization Options: Supports customization from samples, designs, and full customization for unique requirements.

Multi-Material Selection: Available in carbon steel and stainless steel with various finishes like zinc plating and galvanizing.

Rigorous Quality Assurance: Two-stage protocol including pre-production sampling and full batch torque/salt spray testing.

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

Free Sample Availability: Free standard samples (1-3 pcs) available with express shipping via DHL/UPS/FedEx.

Global Market Experience: Serving North America, Europe, Australia, and Asia with 15 years of export experience.

Low Minimum Order Quantity: Flexible MOQ starting from just 1 Kg, suitable for small batch and prototype orders.

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: ≤5.09h

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 materials are available for these washers?

The washers are available in carbon steel and stainless steel, with finishes including zinc plating, hot dip galvanized, Dacromet, nickel plating, black oxide, and plain.

Q:What is the standard delivery time?

Normally, the delivery time is 30-40 days. During peak seasons, it may take 1-3 months, while off-season lead time is about one month.

Q:Can I get free samples?

Yes, free samples of 1-3 pieces in standard specifications are available. 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, full advance payment is recommended. LC at sight is also negotiable.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 Kg, allowing for flexible ordering for small batches or prototypes.