Does the product come with a warranty?

The product is manufactured under ISO9001:2008 with 100% inspection to ensure high reliability.

What are the available surface treatments?

Surface treatments include Clear Anodized and Electroless Nickel Plating.

What is the brand of the linear bearings?

The brand is ERSK, a professional manufacturer with its own brand.

Good Quality Precision Dia25 Open Block Bearing

Name: Good Quality Precision Dia25 Open Block Bearing
Brand: Lishui Wangong Precision Machinery Co., Ltd.
SKU: 1980366055

Zhejiang, ChinaLishui Wangong Precision Machinery Co., Ltd.

US$2.00-5.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Feature

Magnetically, Low Temperature, Corrosion Resistant, High Temperature, High Speed

Function

Ordinary

Model NO.

LM25-OP

Flange Shape

Without Flange

Shape

Straight

Series

Lm-Op

Material

Bearing Steel

Type

Universal

Product Name

Linear Motion Sliding Block

Precision

Normal

Surface Treatment

Clear Anodized or Nickel Plating

Hardness

Hgr58-62

Roughness

Max 1.4um

Roundness

Max 3.0um

Friction

Low Friction Linear Motion

Application

All Kinds of Machinery

Brand

Ersk

Rolling Element

Steel Ball

Cage

Nylon Cage

Performance

Long Life High Speed

Service

24hours

Certificate

ISO9001:2008

Stock

Plenty

Transport Package

Carton

Specification

LM-UU/LM-AJ-UU/LM-OP-UU

Trademark

ERSK

Origin

Zhejiang

Production Capacity

15, 000/Month

Key features

High Speed & Low Friction: Steel balls accurately guided by retainer for stable, low friction linear motion.

Wide Material Options: Available in hardened steel, CK45, SUJ2, and Aluminium alloy with various treatments.

Compact Miniature Design: Miniature Linear Bushing allows for compact assembly in machines and equipment.

Easy Replacement: Simple replacement of conventional plain bushings without major redesign.

High Durability: Rigidly selected materials and intensive heat treating ensure long-lasting performance.

Smooth Operation: Torque required is less than 30% compared to conventional shafts.

Customization Available: Customization from samples and designs available for product name, precision, and surface treatment.

ISO9001 Certified: Manufactured under ISO9001:2008 quality control system with 100% finished product inspection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Lishui Wangong Precision Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 17 Years CertifiedNearest Port: Ningbo Port , Shanghai PortAverage Response Time: ≤2.21h

AI-Powered supplier vetting

SummaryLishui Wangong Precision Machinery Co., Ltd. is a limited company founded in 2008, with 98 employees and operations covering R&D, manufacturing, sales, and service. It manufactures precision transmission components, including linear shafts, ball screws, linear guides, cylinder rails, linear bearings, and roller linear rails. The supplier demonstrates documented service procedures, complaint handling, corrective and preventive actions, export licensing, OEM/ODM capability, and customization from samples and designs. Production infrastructure includes lathing, CNC machining, milling, and ultrasonic cleaning facilities, with documented finished-product inspection instructions. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas service coverage. Financial capacity is referenced for 2022–2024, but no financial performance details are provided. A BV audit is recorded with validity from April 16, 2025 to April 15, 2026, but the audit result is listed as 0...

Supplier typeThe supplier is identified as Lishui Wangong Precision Machinery Co., Ltd., a limited company founded in 2008. It is described as a combined business integrating R&D, production, sales, and service, and is not an offshore company or part of a larger company group.

After-Sales capabilityThe supplier has documented procedures and followed records for service capability assessment, corrective and preventive actions, and effective customer complaint handling. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries; therefore, its formal service processes are evidenced, while overseas after-sales reach is limited.

R&D capabilityThe supplier states that it has R&D capability, introduced new products during the past year, and provides ODM services. It can customize from samples and designs, but it explicitly has no available SDK; the available evidence supports product development capability but not a broader technology-platform capability.

Production capacityThe supplier manufactures multiple precision transmission components and operates lathing, CNC machining, milling, and ultrasonic cleaning facilities. It also has uniformly followed finished-product inspection instructions, but no quantitative productivity figures are provided and the audit evaluation result is recorded as 0, so overall production strength cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples and from customer designs, and also provides ODM services. These statements directly demonstrate both design-based customization and original design manufacturing capability.