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Bearings
Pillow Block Bearings
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
  • Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315
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Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315

  • 10 - 49 Pieces
    $6.10
  • 50 - 99 Pieces
    $5.10
  • >= 100 Pieces
    $3.10

Customization:

Customized logo（Min.Order: 5000 pieces）
Customized packaging（Min.Order: 5000 pieces）
Graphic customization（Min.Order: 5000 pieces）
View product details

Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Rotational Support & Load Handling: Designed to support rotating shafts under heavy loads and high rotational speeds, featuring a spherical roller design that accommodates angular misalignment.
  • Split Design Convenience: Enables easy installation/removal without disrupting shaft alignment, ideal for maintenance and retrofitting applications.

Key features

  • 1. Material Technology

    • With high-grade bearing steel and corrosion-resistant cast iron housing, achieve 30% longer lifespan than plastic-based alternatives*.

  • 2. Interactive Design

    • With a split design, reduce installation time by 50% compared to traditional one-piece pillow blocks*, enabling quick shaft mounting without disassembly.

  • 3. Performance Parameters

    • With precision ratings up to P2, maintain 98% rotational accuracy in high-speed machinery versus P5/P6 models*, ensuring minimal vibration in precision equipment.

  • 4. Scenario Solutions

    • Engineered for continuous 24/7 commercial use, handle 2x the load capacity of standard home-use bearings*, making it ideal for heavy industrial applications.

  • 5. Certification Standards

    • With chemical-resistant coating (blue finish), meet industrial-grade durability standards for corrosive environments where uncoated bearings fail*.

Product details

Split Plummer Block Bearing SN305 SN306 SN307 SN308 SN309 SN310 SN311 SN312 SN313 SN314 SN315

The Split Plummer Block Bearing series (SN305–SN315) offers robust support for rotating shafts in industrial machinery. Designed with materials like cast iron, steel, and bearing steel, these pillow block bearings deliver long life, precise alignment, and adaptability to diverse environments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCast iron, steel, plastic, bearing steelHeavy-duty machinery (cast iron/steel); lightweight applications (plastic)
Housing MaterialSteel or plasticHarsh environments (steel); cost-effective setups (plastic)
LubricationOil-compatibleEnsures smooth operation in high-speed applications
Precision RatingP0, P2, P4, P5, P6High-precision machinery (P2/P4); standard use (P5/P6)
DesignFlange-mounted with bolt holesEasy installation in fixed machinery frames
Load CapacityHeavy-duty ratedIndustrial equipment with high torque demands
Corrosion ResistanceCoating available (blue finish)Chemical or moisture-exposed environments

Customization guide

Adjust flange dimensions, material composition (e.g., cast iron for heavy loads or plastic for lightweight use), and precision ratings to meet specific operational needs.

Get inspired

With the Split Plummer Block Bearing’s versatile design, you can optimize machinery performance. For example, the cast iron housing ensures durability in harsh industrial settings, while the split design simplifies maintenance without disassembling the entire system.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Load CapacityStandard+15%+30%*
Precision RatingP5/P6P4P2
MaterialSteel/plasticSteel + cast ironBearing steel + cast iron
Corrosion ResistanceBasic coatingEnhanced coatingTriple-industry standard

Supplier's note

  1. Technical Breakthroughs:

    • The Pro Model’s triple-industry-standard corrosion resistance (blue coating) enables safe use in chemical plants.
    • The Advanced Model’s cast iron housing provides 15% higher load capacity than base models, ideal for moderate industrial applications.
    • The Pro Model’s P2 precision rating ensures minimal misalignment in high-accuracy machinery.

  2. Version Selection Guide:

    • Base Model: Suitable for standard machinery (e.g., conveyor belts) requiring cost-effective solutions.
    • Advanced Model: Recommended for applications with moderate load demands (e.g., pumps) needing enhanced durability.
    • Pro Model: Best for heavy industrial use (e.g., mining equipment) where extreme load, precision, and corrosion resistance are critical.

*Pro Model exceeds industry benchmarks by 30% in load capacity and 200% in corrosion resistance.

Frequently asked questions

  • Which Split Plummer Block Bearing model suits heavy machinery applications?

  • How do I maintain lubrication for oil-based pillow block bearings?

  • Plastic vs. Steel Housing: Which is better for industrial environments?

  • Can Split Plummer Block Bearings be customized for unique machinery setups?

  • Are SN305-SN315 bearings certified for industrial use?

  • How does the precision rating (e.g., P2) impact bearing performance?

  • What makes Split Plummer Block Bearings last longer than alternatives?

  • How does the split design improve installation compared to standard pillow blocks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy machinery, industrial equipmentIndustry Standard: Cast iron (ISO 809)
Our Base: Steel (ASTM A36)
Our Advanced: Stainless steel (ASTM A276)		▲1: Steel reduces weight by 20% vs cast iron.
▲2: Stainless steel resists corrosion 5× longer (500+ hours salt spray test).		Cast iron: Heavy and prone to rust.
Steel: Less corrosion resistance than stainless.
Precision RatingCNC machinery, precision toolsIndustry Standard: P5/P6 (ISO 281)
Our Base: P4
Our Advanced: P2		▲1: P4 minimizes runout by 0.003mm vs P5.
▲2: P2 ensures ±0.001mm accuracy for high-tolerance applications.		P5/P6: Suitable only for standard applications.
P2: Higher cost due to manufacturing complexity.
Load CapacityConstruction equipment, conveyorsIndustry Standard: 5,000 N
Our Base: 6,000 N
Our Advanced: 8,000 N		▲1: Base handles 20% more load than industry norms.
▲2: Advanced supports 60% heavier loads (e.g., cranes).		Industry: Risk of deformation under heavy loads.
Advanced: Requires robust mounting infrastructure.
Noise LevelOffice machinery, medical devicesIndustry Standard: 45 dBA
Our Base: 40 dBA
Our Advanced: 35 dBA		▲1: Base reduces noise by 11% (quieter than a whisper).
▲2: Advanced matches library quietness (35 dBA).		Industry: Disturbs nearby workspaces.
Advanced: Requires premium lubrication for sustained performance.
Corrosion ResistanceMarine, chemical plantsIndustry Standard: 100 hours salt spray (ASTM B117)
Our Base: 200 hours
Our Advanced: 500+ hours		▲1: Base doubles industry-standard corrosion resistance.
▲2: Advanced withstands harsh chemicals (e.g., sulfuric acid).		Industry: Rapid degradation in wet environments.
Advanced: Higher upfront cost.
Lubrication SystemContinuous-operation machineryAll Tiers: Oil-lubricated (ISO VG 68)
Our Advanced: Self-lubricating coating		▲2: Advanced reduces maintenance by 30% (no frequent oiling).Industry/Base: Requires manual lubrication every 500 hours.
Advanced: Coating may wear in abrasive conditions.

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