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Affordable & Fast Delivery NTN Koyo Timken Tapered Roller Bearings 30311-30313 - Factory Direct Prices for Loom Applications

Premium tapered roller bearings designed for industrial loom systems. Features include.

  • Compatible Brands. NTN, Koyo, Timken
  • Models. 30311, 30312, 30313
  • Type. Single-row tapered roller bearing
  • Material. High-carbon chromium steel
  • Dynamic Load. 112-145kN
  • Static Load. 108-140kN
  • Precision. ABEC-1 (ISO P0)
  • Temperature Range. -30°C to +120°C
  • Sealing. Open design (adaptable for shields)
  • Industry Use. Textile machinery, weaving looms

Detailed parameters

Table of Contents

Product Specifications & Comparison

NTN/Koyo/Timken 30311, 30312, 30313 Tapered Roller Bearings

Designed for high-load, high-speed applications in industrial machinery, these tapered roller bearings are optimised for loom equipment, offering These tapered roller bearings are optimised for loom equipment, offering exceptional durability and precision.

Model Inner Diameter (mm) Outer Diameter (mm) Width (mm) Dynamic Load (kN) Static Load (kN) Speed Limit (rpm)
30311 55 120 32 245 285 4,500
30312 60 130 34 275 320 4,200
30313 65 140 36 310 360 3,800

Key Advantages. Enhanced radial/axial load capacity, reduced friction, and extended service life under continuous operation.

Detailed Applications

Primary Use in Textile Machinery

These bearings are critical for loom systems, where they support rotating shafts, reduce vibration, and handle combined loads in high-temperature environments. environments.

Other Industrial Uses

  • Automotive gearboxes
  • Mining conveyor systems
  • Heavy-duty agricultural equipment

Industry Use Cases

Textile Manufacturing

In high-speed weaving looms, the 30312 model reduces downtime by 18% compared to standard bearings, according to field tests.

Steel Production

Timken 30313 bearings withstand extreme loads in rolling mill pinch rolls, achieving 20,000+ hours of maintenance-free operation.

Client Success Stories

Case 1: Jiangsu Textile Group

  • Industry. Textile manufacturing
  • Challenge. Frequent bearing failures causing 12% production loss
  • Solution. Upgraded 56 looms with NTN 30311 bearings
  • Result. 9-month zero-failure operation, ROI achieved in 5 months

Case 2: Vietnam Auto Parts Co., Ltd.

  • Industry. Automotive components
  • Challenge. Gearbox noise exceeding 82 dB
  • Solution. Koyo 30312 bearings with optimised preload
  • Result. Noise reduced to 73 dB, warranty claims down 40%

Request a Quote

Contact our engineering team for customised bearing solutions.

Email. info@vivalr.com
Phone. (86) 15866781826

Provide these details for faster service.

  • Required model(s) and quantity
  • Operating temperature range
  • Radial/axial load specifications

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced technology and strict quality control, our diverse bearings serve industries like manufacturing and automotive. With advanced technology and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

Why Collaborate with NBearing? Eight Reasons for a Win - win Partnership

In the bearing industry, choosing to cooperate with NBearing means embarking on a journey full of opportunities and value. we become your ideal partner with numerous outstanding advantages.

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Advanced equipment and processes enable efficient production, ensuring rapid order delivery to meet your urgent needs.

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With a 99.99% delivery rate and a sound logistics system, we ensure on - time delivery and a stable supply chain for you.

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Join Hands with NBearing, Build a Distinguished Brand Together

NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
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