Can I get free samples?

Yes, 1-3 free standard specification samples are available. The sample cost is refundable upon bulk order confirmation.

What certifications do you have?

We are ISO-certified and provide ISO9001/SGS certificates.

What is the warranty period?

We provide a comprehensive 2-year warranty for all our mechanical equipment.

Durable Hex Locking Nuts for Heavy-Duty Industrial Use

Name: Durable Hex Locking Nuts for Heavy-Duty Industrial Use
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2189400855

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

US$0.01-0.10

10,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel, Stainless Steel

Type

Nut

Model NO.

DIN 985

Connection

Common Bolt

Head Style

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

8.8/10.9/12.9

Standards

GB, DIN, ISO, JIS

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001/SGS

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

Customizable Standards: Supports GB, DIN, ISO, JIS standards based on customer requirements.

Flexible Surface Finish: Options include Passivation, Zinc Plating, Black, Plain, and Yellow finishes.

High Strength Grades: Available in 8.8, 10.9, and 12.9 grades for heavy-duty industrial use.

ISO Certified Quality: ISO9001/SGS certified with rigorous two-stage quality assurance protocols.

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

Free Sample Service: 1-3 free standard samples available; cost refundable upon bulk order.

Fast Prototyping: Customized samples can be produced within 15 working days.

Flexible Customization: Offers full customization from samples, designs, or specific requirements.

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: ≤4.41h

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 are the available material options?

The nuts are available in Carbon Steel and Stainless Steel.

Q:What surface finishes are offered?

Options include Passivation, Zinc Plating, Black, Plain, Yellow, Hot Dip Galvanized, Dacromet, and Nickel Plated.

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 B/L copy. For orders under $1,000, full advance payment is recommended. LC at sight is also negotiable for bulk orders.

Q:How long is the delivery time?

Normally 30-40 days. Peak season lead time is one month, while off-season is also one month.