We have most sizes in stock. For orders under 5,000 pcs, the lead time is 5-7 days.

Can we customize the production?

Yes,we can make mold to produce,you only send us your request with detailed drawings or photos, then we will make the quotation for you accordingly.

Can I get a better price for bulk orders?

Definitely. Our prices are negotiable. The more you order, the more discount you will get. Please contact us for a tailored offer.

Are your products certified? Can I get the certification files?

All our products comply with industry standards and hold valid certificates. Please send us a message, and we will provide you with the relevant certification documents promptly.

Can you offer detailed dimension drawings and specifications?

We have complete size data for all items. Feel free to contact us to receive the detailed product dimensions.

What material options do you have for lock nuts?

Our lock nuts are available in carbon steel and stainless steel. Special materials can be customized according to your requirements.

What surface treatments can you offer for lock nuts?

We provide zinc plating, black oxide, hot-dip galvanizing and Dacromet. Custom surface finishes are acceptable if needed.

What types of lock nuts can you supply?

We supply nylon insert lock nuts, all-metal lock nuts and serrated lock nuts. Other types can be customized as your request.

Can I purchase matched bolts and washers together with lock nuts?

Yes, we can provide supporting bolts and washers together with lock nuts to satisfy your assembly needs.

Are your lock nuts effective under vibrating conditions?

Yes, our lock nuts are designed to resist loosening in vibration scenarios. We can suggest suitable items based on your application.

DIN6923 Flange Lock Nut Stainless Steel Fastener Self Clinching Nut

Name: DIN6923 Flange Lock Nut Stainless Steel Fastener Self Clinching Nut
Brand: Qewitco Fasteners Co., Ltd
SKU: 2112867852

Shandong, ChinaQewitco Fasteners Co., Ltd

US$0.01-0.47

1,000 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head With Flange

Model NO.

M6 Flange nut

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ISO

Grade

6,8,10

Certification

DIN 6926

Delivery

5-15 Days

Finish

Plain,Zinc Plated,Chrome Plated

Packag Color

Customizable

Thread Standard

Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine

Custom Order

Customization by Drawing/Sample

Price Terms

Fob/CFR/CIF/DDP

ODM/OEM

Available

Service

Custom-Made Service

Size Standard

Metric

Material Test Certificate

Have

Sample

Samples in Stock Are Free with Freight Collect

Quality Control

100% Quality Inspection

Application

Connection,Fastening

Transport Package

Bulk Pack Small Boxed

Specification

M5 - M20

Trademark

Qewitco

Origin

China

HS Code

731816

Production Capacity

10000ton/Year

Key features

Reliable Self-Locking Feature: Built-in locking structure automatically locks the thread after tightening, resistant to loosening under vibrating environments for stable connection.

Excellent Rust and Corrosion Resistance: Less prone to rusting during long-term use in humid, outdoor and coastal environments, ensuring a longer service life.

Premium Stainless Steel Material: Made of stainless steel material with stable structural strength and excellent corrosion resistance.

Precision Internal Thread Craftsmanship: Precisely machined internal threads with regular profile and tight engagement, fitting smoothly with bolts for stable locking effect.

Strong Anti-Vibration Locking Performance: Effectively resists mechanical vibration and impact loads, prevents self-loosening of nuts, suitable for dynamic working conditions.

Reusable Assembly and Disassembly: Durable locking structure maintains anti-loosening performance after multiple installations and removals, recyclable for cost reduction.

International Industry Standards Compliance: Stable product performance that fully complies with international industry standard requirements.

Reliable Quality Assurance: 100% quality guarantee. Strict laboratory testing ensures stable performance and full compliance with international industry standards.

Factory-Direct Price Advantage: Professional factory direct supplier of stainless steel fasteners, cutting intermediate costs with competitive and negotiable pricing.

OEM Customization Service Support: Our fastener factory offers OEM services based on your requirements, drawings or samples.

Company profile

Years of Export ExperienceExperienced TeamSelf-brandedHigh Repeat Buyers Choice

Qewitco Fasteners Co., Ltd

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2003-12-05Average Response Time: ≤0.45hTerms of Payment: T/T

AI-Powered supplier vetting

SummaryThe supplier demonstrates established export experience, with 90% of sales from exports and 22 years of exporting. It has ISO9001:2015 certification, raw-material traceability, quality assurance, and 100% finished-product inspection, although inspection is performed by packing staff and only two quality inspectors are reported. Customization is broad, covering samples, designs, full customization, minor customization, and flexible customization. Service strengths include in-stock capability, stated lead times within 15 workdays in both peak and off-season, and multiple payment and quotation terms. Limitations include no overseas warehouse, showroom, agent, branch, or overseas service-country coverage, no Fortune 500 cooperation, no new products launched in the last year, one R&D engineer, no popular-brand OEM, and an undocumented corrective/preventive-action process. Financial credibility cannot be assessed because the provided financial figures are excluded from evaluation.

Supplier typeThe supplier is strongly export-oriented, reporting 90% export sales and 22 years of export experience. It can provide in-stock service and accepts FOB, CIF, CFR, and EXW terms, but reports no overseas warehouse, showroom, agent, branch, or overseas service-country coverage.

CertificationsThe supplier reports an ISO9001:2015 certificate for both sustainable development management and management systems, plus other product compliance or sustainability certifications. The specific additional certifications are not identified, so the evidence supports ISO9001 holding but not broader certification strength.

R&D capabilityThe supplier reports one R&D engineer and no new products launched during the previous year. It also reports no available SDK and no popular-brand OEM capability, which indicates limited documented innovation evidence.

Production capacityProduction-related evidence includes raw-material traceability, 100% finished-product inspection, quality assurance, four own-brand quality-control capabilities, inventory capacity, and lead times within 15 workdays in both peak and off-season. Only two quality inspectors are reported, and finished products are checked by packing staff, so production capability is positive but quality-control depth is limited.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization capability.