What is the delivery time?

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

Is customization available?

Yes, flexible customization is available from samples, designs, or full customization. Sizes can be adjusted according to customer requirements.

How do you ensure product quality?

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

Premium DIN 6908 Conical Spring Washers for Secure Assemblies

Name: Premium DIN 6908 Conical Spring Washers for Secure Assemblies
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2191888955

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

Disc Spring

Material

Brass

Model NO.

DIN 6908

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Disc Spring

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 6908 Compliance: Optimized conical spring washers strictly aligned with DIN 6908 standards for screw assemblies.

Flexible Customization: Full customization available from samples or designs, including size, material, and finished surface.

ISO Certified Quality: Manufacturer holds ISO certification with rigorous two-stage quality assurance protocols.

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

Diverse Material Options: Available in carbon steel and stainless steel with finishes like zinc plating and hot dip galvanized.

Low Minimum Order: Minimum Order Quantity is just 1 Kg, suitable for small batch and testing requirements.

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

Secure Payment Terms: Flexible payment options including T/T, LC at sight, and PayPal for various order sizes.

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 standards do these washers comply with?

The washers are optimized to align with the DIN 6908 standard for screw and washer assemblies.

Q:What materials and finishes are available?

Materials include carbon steel and stainless steel. Finishes available are Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain.

Q:Can I get free samples?

Yes, free samples of 1-3 standard specification pieces are available. Sample costs are refundable upon bulk order confirmation.

Q:What is the minimum order quantity?

The Minimum Order Quantity is 1 Kg.

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 and PayPal are also accepted.