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Koyo Needle Roller Bearing, RNA49, 68 mm Bore, Heavy Duty

Product Data

KSCdirect Part #: KOY RNA4912
Description: RNA4912,RNA4912;PBL225, Needle Roller Bearings--Heavy Duty Needle Roller B
MFG Part #: RNA4912
UPC: 605790193187
Supplier: Koyo
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Details

Description

Koyo Needle Roller Bearing, Caged Heavy Duty, Series: RNA49 Metric Series, 68 mm Bore, 85 mm OD, 25 mm Width, Open Closure, 64.8 kN Dynamic/116 kN Static Load, 4100 rpm Grease/6300 rpm Oil Maximum, 250 deg F

Features:

  • Thick outer ring provides maximum load capacity and shock resistance with a relatively small radial cross section
  • Optimum speed and lubrication-retention capability
  • Without inner ring

Standards/Approval:

  • ANSI/ABMA 18.1
  • DIN 617

Attributes/Specifications

Bore Diameter 68 mm
Closure Type Open
Load Capacity 64.8 kN Dynamic/116 kN Static
Maximum Speed 4100 rpm Grease/6300 rpm Oil
Outside Diameter 85 mm
Series RNA49 Metric Series
Temperature Rating 250 deg F
Type Caged Heavy Duty
Width 25 mm
Manufacturer Koyo

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