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SKF / Needle roller bearings

SKF RPNA 18/32

Alignment needle roller bearings, without an inner ring technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Outside diameterD
32 mm
WidthB
16 mm
Dynamic load ratingC
12.8 kN
Static load ratingC0
17.6 kN
Limiting speednG
24000 r/min
Mass≈m
0.052 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications13 parameters
Core specifications
ParameterSymbolValue
Variant / constructionNeedle roller bearings
Outside diameterD32 mm
WidthB16 mm
Basic dynamic load ratingC12.8 kN
Basic static load ratingC017.6 kN
Fatigue load limitPu2.12 kN
Reference speednref22000 r/min
Limiting speednG24000 r/min
Mass≈m0.052 kg
SealingWithout
CageSheet steel
Bearing materialBearing steel
LubricantNone
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Bore diameter of needle roller complement18.0 mm
Outside diameter32.0 mm
Width16.0 mm
Product identity5 parameters
Product identity
ParameterSymbolValue
Official product categoryNeedle roller bearings
Official taxonomy path/products/rolling-bearings/roller-bearings/needle-roller-bearings/alignment-needle-roller-bearings
Structure group IDBN1_004
Available from SKFYes
RemanufacturableNo
Engineering — Abutment dimensions3 parameters
Engineering — Abutment dimensions
ParameterSymbolValue
Smallest permissible abutment diameter housingD amin. 26 mm
Diameter of housing abutmentD amax. 27 mm
Fillet radiusr amax. 0.8 mm
Engineering — Calculation data5 parameters
Engineering — Calculation data
ParameterSymbolValue
Basic dynamic load ratingC12.8 kN
Basic static load ratingC 017.6 kN
Fatigue load limitP u2.12 kN
Reference speed22000 r/min
Limiting speed24000 r/min
Engineering — Dimensions5 parameters
Engineering — Dimensions
ParameterSymbolValue
Diameter under rollersF w18 mm
Outside diameterD32 mm
WidthC16 mm
Shoulder diameter sleeveD 127 mm
Chamfer dimension sheet steel sleevermin. 0.8 mm
Logistics3 parameters
Logistics
ParameterSymbolValue
Product net weight0.052 kg
eClass code23-05-09-03
UNSPSC code31171512
Performance4 parameters
Performance
ParameterSymbolValue
Basic dynamic load rating12.8 kN
Basic static load rating17.6 kN
Reference speed22000.0 r/min
Limiting speed24000.0 r/min
Properties13 parameters
Properties
ParameterSymbolValue
Bearing partBearing without inner ring
Number of rows1
Outer ring typeDrawn cup with open ends
Aligning featureWith
CageSheet steel
Number of flanges, outer ring2
Tolerance classNormal
Material, bearingBearing steel
CoatingWithout
SealingWithout
LubricantNone
Relubrication featureWithout
Indicative carbon footprint for new product0.19 kg CO 2 e

Technical documents & data sheet

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Record identity
SKF RPNA 18/32
Document matching
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