What is the typical delivery time?

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

How do you ensure product quality?

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

What certifications does the manufacturer hold?

We are an ISO-certified manufacturer established in 2009, with comprehensive R&D capabilities and vertically integrated production facilities ensuring consistent compliance with ASTM/ISO standards.

Premium Locking Tab Washers DIN 432 for Secure Fastening

Name: Premium Locking Tab Washers DIN 432 for Secure Fastening
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2192231595

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

Tab Washers

Material

Brass

Model NO.

DIN 432

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Tab 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 432 Standard Compliance: Manufactured to DIN 432 standards using carbon steel and stainless steel materials.

Flexible Customization: Offers full customization from samples or designs, including size and finished surface.

Multi-Surface Finishes: Available in Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

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

Free Sample Availability: Provides 1-3 free standard samples with express shipping via DHL/UPS/FedEx.

Low Minimum Order Quantity: Accepts orders starting from 1 Kg, suitable for small batch and testing needs.

ISO Certified Manufacturer: Established in 2009, ISO-certified with 15 years of export experience and R&D capabilities.

Global Shipping Support: Located in Ningbo/Shanghai with flexible Incoterms including FOB, CIF, CFR, and EXW.

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: ≤4.96h

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 used for these tab washers?

The tab washers are manufactured from high-quality carbon steel and stainless steel to ensure durability and strength.

Q:Can I customize the size and finish of the washers?

Yes, we offer flexible customization options. You can request specific sizes according to customer requirements and choose from finishes like Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, or Black Oxide.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 Kg, making it easy to place small orders for testing or specific project needs.

Q:Do you provide free samples?

Yes, we provide 1-3 free standard specification samples. You only need to cover the express shipping cost via DHL, UPS, or FedEx. The sample cost is refundable upon bulk order confirmation.

Q:What are the payment terms?

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