What materials are used for the ball screw?

We use high-quality materials such as Gcr15, S55C, and 440C, with a hardness of HRC58-62.

What is the warranty period?

We provide a 1-year warranty for our products.

What is the precision grade of the ball screw?

The standard precision grade is C5, ensuring high transmission efficiency and positioning accuracy.

Precision Double Nut Ball Screw for CNC Machine Tool Auto Parts

Name: Precision Double Nut Ball Screw for CNC Machine Tool Auto Parts
Brand: Nanjing Jiangning Shuntai Precision Machinery Factory
SKU: 2159660805

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

Flange

With Flange

Nut Number

According to Customer's Drawing

Nut Type

Circulator

Model NO.

STF3205

Precision

Type

Inner Loop

OEM

Yes

Minimum Order Quantity

One

Material

Gcr15,S55c,440c

Custom

Yes

Hardness

HRC58-62

Running Mode

Moving

Warranty

1 Year

Manufacturing Process

Grind

Structure

Screw+Nut Cap +Steel Ball

Transport Package

Non-Fumigating Wooden Cases

Trademark

shuntai

Origin

Nanjing

Production Capacity

10000pieces/Year

Key features

High Precision C5 Grade: Ensures high positioning accuracy and long service life for CNC applications.

Customizable OEM/ODM: Accepts customer drawings and samples for full customization of nut type and size.

Low MOQ Requirement: Minimum order quantity is just one set, supporting small batch testing.

Premium Material Options: Manufactured using Gcr15, S55C, or 440C steel with HRC58-62 hardness.

Strict Quality Control: 100% visual and function inspection with controlled temperature and humidity.

Fast Quotation Service: Quotes provided within 12 hours, typically within one hour of inquiry.

20+ Years Experience: Established in 2005 with extensive manufacturing base in China.

Flexible Payment Terms: Supports T/T, L/C, PayPal, Western Union with negotiable percentages.

Company profile

Nanjing Jiangning Shuntai Precision Machinery FactoryJiangsu, 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: ≤4.06h

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.

Product Q&A

Q:What is the minimum order quantity?

The minimum order quantity is just one set. We welcome small orders.

Q:How can I customize the product?

You can send your drawings or custom requirements to us for OEM/ODM services.

Q:What are the payment terms?

For orders under $1000, 100% payment before production. For orders over $1000, 50% deposit and 50% before delivery. Terms like T/T, L/C, and PayPal are accepted.

Q:What is the lead time for quotation?

We usually provide a quotation within one hour. For complex processes, it may take up to 12 hours.

Q:Can I get a sample before bulk order?

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