What is the lead time for delivery?

The average lead time is within 15 workdays for both peak and off-season periods.

What are the available precision grades?

Precision ratings include C5, C7, C9 for rolled screws and C3, C5 for ground screws.

What materials are used for the ball screw components?

The screw shaft is made of 50CrMo4 (SCM450) and the ball nut is made of SCM415H (SCM420H).

High Rigidity Spline Ball Screw Nut Bearing Core Component for CNC Machine

Name: High Rigidity Spline Ball Screw Nut Bearing Core Component for CNC Machine
Brand: Nanjing Qitu Intelligent Equipment Co., Ltd.
SKU: 2256688915

Jiangsu, ChinaNanjing Qitu Intelligent Equipment Co., Ltd.

US$5.00-1,000.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Nut Number

Customizable

Nut Type

Nearly 100 Standard Models Available

Precision

C5,C7,C10 Rolled C3,C5,C7 Grinding

Screw Diameter

φ8-φ125mm

Screw Shaft Material

50crmo4 (Scm450)

Ball Nut Material

Scm415h (Scm420h)

Model

Single Nut : Tsfu, Tsfi, Tsfv, Tsfy, Sft, Sfdt, Xs

Length

C3:≤7500mm C5:≤10000mm (According to The Customer'

Harsh Environments

Optional Surface Treatments for Special Environmen

Application

CNC Machines, Medical and Food Machinery

Transport Package

Carton

Specification

Standard specifications or customized

Trademark

Origin

China

Key features

Zero Backlash & High Rigidity: Gothic-arch groove profile minimizes clearance; preload eliminates radial and axial play.

High Precision Ratings: Available in C3, C5, C7, C9 precision grades for rolled and ground ball screws.

Premium Material Construction: Shaft made of 50CrMo4 steel; Nut made of SCM415H for superior stability and longevity.

Fast Delivery Service: Ground ball screws available immediately with zero waiting for long lead times.

Wide Nut Model Selection: Nearly 100 standard nut models available including TSFU, TSFI, SFT, SFDT, etc.

Special Environment Options: Optional surface treatments available for harsh environments and special applications.

Versatile Application Scope: Suitable for CNC, medical, food, fitness, packaging, and printing machinery.

Company profile

Multi-language Pioneer

Nanjing Qitu Intelligent Equipment Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2025-11-01Nearest Port: Shanghai, TianjinAverage Response Time: ≤0.61hTerms of Payment: T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryThe supplier has a stable domestic customer base and offers competitive pricing and reliable lead times. It lacks R&D and innovation capabilities, as indicated by the absence of new products, ODM, and OEM services. Limited in export activities with only 1% to 10% of sales from exports and operates mainly in the domestic market. Production capacity is evident with a significant output of flexible and high elasticity couplings. However, they have no overseas warehouses, showrooms, or trade show participation, and their after-sales services lack formal procedures. Financial data is available but not detailed in terms of credibility or stability.

Supplier typeThe supplier operates primarily in technology platforms, intelligent control systems, and sales of mechanical equipment, with a focus on multi-category supply rather than single-product specialization.

After-Sales capabilityAfter-sales service is supported by R&D engineers, but there are no written procedures or records for handling customer complaints.

R&D capabilityThe supplier has no R&D for new products, ODM services, or OEM for popular brands, indicating limited innovation capacity.

Production capacityThe supplier has a considerable annual production output, especially in flexible and high elasticity couplings.

Customization capabilityOffers minor and flexible customization, including customization from samples, but lacks advanced R&D capabilities.