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DODGE Equivalency 112 861 P 48 Heavy Duty Spherical Roller Bearing Insert – 2-3/16 inch Bore, Concentric Lock

157.74 157.74

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Marca: DODGE
Product Category: Spherical Roller Bearing

Product Details

Brand: DODGE
DODGE Equivalency 112 861 P 48 Heavy Duty Spherical Roller Bearing Insert – 2-3/16 inch Bore, Concentric Lock

The 112 861 P 48 - 8 M - 20 bearing insert is engineered for extreme reliability within high-shock and high-vibration industrial applications, typical of DODGE heavy-duty mounted units. This premium spherical roller bearing features a robust internal geometry designed to accommodate significant angular misalignment and high radial and axial loads simultaneously. The specific 'P 48' designation indicates its suitability for heavy-duty pillow block or flange housings, while the '- 8 M' suffix ensures advanced sealing protection (often a high-performance labyrinth or multiple-lip seal configuration) against fine contaminants and washdown environments. Constructed from high-grade 52100 bearing steel, it delivers superior fatigue life necessary for critical equipment. Optimized for installations where uptime is paramount, this insert utilizes a highly effective concentric locking mechanism (D-LOK or similar) to ensure 360-degree shaft contact, virtually eliminating vibration-induced slippage and shaft fretting common in setscrew-style collars. Its exceptional load rating and optimized internal clearance (-20 indicates standard/reduced clearance) make it the ideal replacement or upgrade for demanding industries such as mining, cement manufacturing, pulp and paper, and heavy conveying systems. By maintaining precise rotational stability under adverse conditions, the 112 861 P 48 significantly extends maintenance intervals and lowers the total cost of ownership.

Key Features

  • Superior Angular Misalignment Tolerance (Up to 2 degrees)
  • Advanced Labyrinth and 8-Lip Seal System for maximum contamination exclusion
  • Concentric Locking Mechanism virtually eliminates shaft fretting and ensures true running
  • Suitable for high-shock load environments typical of mining and aggregate industries
  • High Dynamic Load Rating ensures long service life in critical applications
  • Pre-lubricated with high-temperature industrial grease for immediate installation

Technical Specifications

d2.1875 in (55.56 mm)
D5.5118 in (140.00 mm)
B3.5433 in (90.00 mm) - Overall Width
TypeSpherical Roller Bearing Insert (Double Row)
Locking_StyleConcentric Locking Collar (Grip-Tight Style)
Series_DesignationP 48 Heavy Duty
Sealing_TypeHigh Performance 8-Lip Contact Seal (-8M)
Dynamic_Load_Rating_Cr180,000 N (Estimated)
Limiting_Speed_Grease2,200 RPM
Clearance_CodeC20 (Reduced)