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Nn3052 Super Precision Double Row Roller Bearing P4/Sp Grade
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
Super Precision Grade: Available in P4/Sp grade for ultra-high accuracy applications.
Extended Fatigue Life: Enhanced by special heat treatment, cold treatment, and material modification.
Dual Cage Options: PEEK resin or copper alloy cages selected based on specific application needs.
High Speed Capability: DmN factors up to 1,820,000 for oil lubrication in HCNJ series.
High Radial Stiffness: Ideal for machine tool spindles requiring high radial stiffness.
Customization Available: Offers full customization, minor customization, and flexible customization options.
Multiple Size Options: Outer dimensions available in multiple sizes ranging from 30mm to 300mm bore.
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: ≤2.84h
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 precision grades are available?
A:
The product is available in P4/Sp grade for super precision applications.
Q:What materials are used for the rings?
A:
Inner and outer rings are made of high-purity bearing steel or high-temperature heat-resistant ZTG42Cr bearing steel.
Q:Can the bearings be customized?
A:
Yes, we offer full customization, minor customization, flexible customization, and customization from samples or designs.
Q:What are the lubrication speed limits?
A:
Grease lubrication DmN ranges up to 1,560,000, and oil lubrication DmN ranges up to 1,820,000 depending on the series.
Q:What are the main applications for these bearings?
A:
They are suitable for CNC lathe spindles, grinding machine wheel spindles, aero-engine spindles, and precision transmission machinery.
Send Inquiry
*To:
Luoyang Rock Precision Engineering Co., Ltd.
Luoyang Rock Precision Engineering Co., Ltd.*Content:
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