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Nn3028 High Accuracy Double Row Bearing for Woodworking Machines
US$1.00
1 Piece
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableRolling Body
Cylindrical RollersThe Number of Rows
DoubleModel NO.
NN SeriesOuter Dimension
Multiple Sizes AvailableMaterial
High Carbon Chromium Bearing SteelSpherical
Non-Aligning BearingsLoad Direction
Primarily Radial LoadSeparated
SeparatedTransport Package
StardardSpecification
StardardTrademark
RockOrigin
LuoyangHS Code
8431100000Production Capacity
5000 Pieces/YearKey features
High Fatigue Life: Improved via special heat treatment, cold treatment, and material modification technologies.
High Radial Stiffness: Double-row design ideal for machine tool spindles requiring high radial stiffness.
Precision Tolerances: Available in precision versions (P4, P2, SP) with tighter tolerances and higher speeds.
Flexible Customization: Supports full customization, minor customization, and flexible customization options.
Multiple Cage Options: Choose between PEEK resin cages for high speed or copper alloy cages for high temp.
Wide Size Range: Available in multiple sizes from NN3006 to NN3060 with various inner and outer dimensions.
Versatile Lubrication: Supports both grease and oil lubrication methods with specific DmN limits for each.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.88h
AI-Powered supplier vetting
SummaryLuoyang Rock Precision Engineering Co., Ltd. is a Chinese supplier established in 2022, specializing in bearings and related machinery. The company offers extensive customization capabilities and has OEM partnerships with well-known brands. Despite these strengths, the supplier lacks formal after-sales service procedures and overseas operational capabilities. With only one production line and limited export trade experience, their manufacturing and export capacities are modest. Financial data shows consistent capacity, but other areas like innovation and certifications remain unexplored.
After-Sales capabilityThe supplier does not have written procedures or records for handling customer complaints or service capability assessments.
Financial creditThe supplier has consistent financial data over the last three years, showing stable financial capacity.
R&D capabilityThe supplier does not have research and development capability with SDK availability.
Customization capabilityThe supplier offers full customization, including from samples and designs, indicating strong flexibility in product customization.
Product Q&A
Q:What are the main applications for these bearings?
A:
Suitable for spindles in machine tools requiring high radial stiffness, such as CNC lathe spindles, CNC grinding machine wheel spindles, aero-engine spindles, and precision transmission machinery.
Q:What materials are used for the inner and outer rings?
A:
The inner and outer rings are made of high-purity bearing steel or high-temperature heat-resistant ZTG42Cr bearing steel.
Q:Is OEM or ODM service available?
A:
Yes, OEM and ODM services are available, including full customization, minor customization, and flexible customization from samples or designs.
Q:What are the precision versions available?
A:
Precision versions such as P4, P2, and SP are available, featuring same dimensions but tighter tolerances and higher speeds.
Q:What lubrication methods are supported?
A:
The bearings support both grease lubrication and oil (minimum quantity) lubrication, with specific DmN speed factors depending on the cage type.
Send Inquiry
*To:
Luoyang Rock Precision Engineering Co., Ltd.
Luoyang Rock Precision Engineering Co., Ltd.*Content:
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