Are free samples available?

Yes, free samples (1-3 pcs) are available. Sample costs are refundable upon bulk order confirmation.

What payment terms do you accept?

We accept 30% T/T deposit with 70% balance against B/L copy, LC at sight, PayPal, Western Union, and other standard commercial terms.

Is the manufacturer ISO certified?

Yes, we are an ISO-certified manufacturer with a rigorous two-stage quality assurance protocol.

Durable Shaft Retaining Washers for Optimal Industrial Efficiency

Name: Durable Shaft Retaining Washers for Optimal Industrial Efficiency
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2192129335

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

Radially Assembled Rings

Material

Brass

Model NO.

DIN 6799

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Radially Assembled Rings

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 6799 Compliance: Manufactured strictly according to DIN 6799 standard for industrial shaft retaining.

Customizable Finish: Available in Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

Flexible Customization: Supports full customization from samples or designs with flexible size options.

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

ISO Certified Quality: ISO-certified manufacturer with rigorous two-stage QA including salt spray analysis.

Low MOQ Requirement: Minimum Order Quantity is only 1 Kg, suitable for small batch testing.

Fast Delivery Time: Standard delivery within 30-40 days; custom samples ready in 15 working days.

Global Export Experience: 15 years of export experience serving North America, Europe, and Asia markets.

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: ≤4.45h

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 standards do the retaining washers comply with?

The product complies with the DIN 6799 standard for shaft retaining washers.

Q:What materials are used for these washers?

They are made from carbon steel and stainless steel to ensure durability.

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

Yes, sizes are available according to customer requirements, and finishes include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

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

The minimum order quantity is 1 Kg.

Q:How long is the delivery time?

Normal delivery time is 30-40 days. Custom samples can be prepared within 15 working days.