What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.

Are samples available?

Yes, samples are welcome for our products.

What are the delivery methods?

We deliver via DHL, UPS, TNT, FedEx, EMS, Ocean, and Air.

Wholesale Customized DIN137 Stainless Steel Spring Washers

Name: Wholesale Customized DIN137 Stainless Steel Spring Washers
Brand: Shenzhen Sandum Precision Parts Co., Ltd.
SKU: 1975583925

Guangdong, ChinaShenzhen Sandum Precision Parts Co., Ltd.

US$0.10

1,000-19,999 Pieces

US$0.78

20,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel,Stainless Steel,Aluminum,etc

Type

Hexagon Head

Model NO.

DIN137

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS

Grade

4.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Color-Zinc Plated

Size

Metric,Inch

Transport Package

PE+Carton

Specification

M2 M3 M4 M5 M6

Trademark

In-saiL

Origin

Shenzhen China

Production Capacity

1000000

Key features

Customizable Sizes: Available in Metric and Inch sizes according to customer requirements.

Wide Material Selection: Options include Brass, Stainless Steel, Carbon Steel, and Aluminum Alloy.

Diverse Finish Options: Offers Zn/Ni/Tin/Au plating, Black Oxide, and Anodizing treatments.

Fast Delivery: Standard product lead-time is around 1-2 weeks with efficient productivity.

24/7 Online Support: Technical support available within half an hour and online service 24 hours a day.

High Customer Satisfaction: Annual customer praise rate exceeds 98% with factory direct sales.

ISO9001 Certified: Quality control follows Drawing Spec Management System with ISO9001:2008 certification.

Extensive Specifications: More than 10,000 fastener specifications available including M2 to M12.

Company profile

Shenzhen Sandum Precision Parts Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2008-06-30Average Response Time: ≤1.94hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory in Shenzhen, Guangdong. It produces precision fasteners and parts, including thread inserts, CNC-machined components, pogo pins, press-fit connectors, and self-clinching standoff nuts. The available information indicates ISO 9000 and ISO 9001 management-system certifications, more than 10 production lines, 21–30 quality-control staff, and 41–50 years of cumulative R&D-engineer experience. Export activity is reported at 41%–50% of total sales, with exporting beginning in 2008 and including agent-assisted exports. The evidence supports production, quality-management, export, and R&D strengths, but does not sufficiently establish after-sales service, financial credibility, customization capability, or a broad customer track record.

Supplier typeThe supplier is described as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory located in Shenzhen, Guangdong. Its stated business focuses on precision fasteners and parts, although one slice also classifies the company nature as a trading company, creating a mixed classification.

CertificationsThe supplier reports ISO 9000 and ISO 9001 certifications for its management systems. These certifications provide explicit evidence of formal quality-management practices.

R&D capabilityThe supplier reports 41–50 years of total R&D-engineer experience and explicitly emphasizes R&D, continuous learning, and ongoing improvement. This supports an established technical-development orientation, though no specific patents, new products, or innovation results are listed.

Production capacityThe supplier is identified as a manufacturer/factory producing precision fasteners and parts, with more than 10 production lines and an annual production-output range stated in the records. Its product keywords include thread inserts, CNC machining, pogo pins, press-fit connectors, and self-clinching standoff nuts, indicating relevant manufacturing scope.