Yes, samples are available, but you need to pay for the sample cost.

What materials are used for the ball screw?

We use high-quality materials such as GCR15, 440C, and S55C, with hardness of HRC58-62.

Factory Custom 40mm Precision Ground Whirled Double Nut Cutting Ball Screw for CNC Machine

Name: Factory Custom 40mm Precision Ground Whirled Double Nut Cutting Ball Screw for CNC Machine
Brand: Nanjing Jiangning Shuntai Precision Machinery Factory
SKU: 2147051495

Jiangsu, ChinaNanjing Jiangning Shuntai Precision Machinery Factory

US$10.00

1-14 Sets

US$5.00

15-49 Sets

US$1.00

50+ Sets

Product profile

Customization

Available

Flange

as Needed

Nut Number

as Needed

Model NO.

custom

Nut Type

Circulator

Precision

C7/C5/C3/P5/P4/P3

Type

Inner Loop

OEM

Yes

Minimum Order Quantity

One

Material

Gcr15

Custom

Yes

Transport Package

Non-Fumigating Wooden Cases

Trademark

shuntai

Origin

Nanjing

Production Capacity

10000pieces/Year

Key features

Customizable Precision Levels: Available in C7, C5, C3, P5, and P3 accuracy grades to meet specific CNC requirements.

Flexible Customization Options: OEM/ODM supported with customizable flange, nut number, and material based on drawings.

High Hardness Material: Made from GCR15, 440C, or S55C with quench hardness reaching HRC58-62 for durability.

Wide Diameter Range: Available in diameters from 12mm to 120mm, including 40mm precision ground options.

Low Minimum Order Quantity: Supports single-piece orders with no minimum quantity requirement for customization.

Professional Quality Control: 100% visual and functional inspection with strict temperature and humidity control.

Fast Quotation Service: Quotes provided within 1 hour for standard inquiries, max 12 hours for complex processes.

CE Certified Manufacturing: Factory established in 2005 with CE certification and advanced German precision equipment.

Company profile

Years of Export ExperienceFull Customization100% Finished Products InspectionProduct Certification

Nanjing Jiangning Shuntai Precision Machinery Factory

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.03h

AI-Powered supplier vetting

SummaryThe supplier is a privately owned, standalone combined manufacturer and seller of machinery, hardware, molds, mechanical parts, CNC machine tools, industrial robots, and related equipment. It has 30 employees, two production lines, four qualified service-capability suppliers, valid manufacturing contracts with associated subcontractors, and a valid import/export license. Its customization capability is supported by sample-based, design-based, and full-custom services, 3D software design, and professional technical expertise. However, it reports no supplier-management-system certification, no private mold capability, no new products during the past year, no overseas agents or branches, no overseas warehouse or showroom, no in-stock capability, and no stated customer cases or major-brand OEM experience.

Supplier typeThe supplier is a privately owned, standalone company classified as a combined business, with stated activities covering manufacturing and sales of machinery, hardware, molds, mechanical parts, CNC machine tools, industrial robots, and automation-related equipment. It also holds a valid import/export license, supporting its ability to conduct international trade.

CertificationsThe supplier reports no certification for supplier management systems. This is explicit evidence that the requested certification status is absent.

After-Sales capabilityThe supplier has no overseas warehouse, showroom, agent, or branch, and reports zero countries where overseas services are offered. Although it has participated in an offline trade show and is located near Shanghai Port, the provided information does not establish operational after-sales support coverage.

Production capacityProduction capability is supported by two production lines, a broad range of machining and grinding equipment, documented and uniformly followed finished-product inspection instructions, valid contracts with associated subcontractors, and one-month average peak- and off-season lead times. Limitations include no in-stock capability and a relatively small workforce of 30 employees, but the stated manufacturing infrastructure provides explicit evidence of operating capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization. It also provides 3D software design services and operates equipment including CNC machining centers and multiple specialized grinding and turning machines, supporting its stated technical customization services.