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Cross-brand designation analysis

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You entered 23020RH. This table explores the base group 23020; it does not preserve or approve every requested suffix. Search your complete marking first →

Automatic candidate selection

One base designation across loaded brands

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Designation candidates

“23020” across 2 loaded brands

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Technical comparison

Brand differences at a glance

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ParameterNSK23020CDE4100 × 150 × 37 mmKOYO23020RH100 × 150 × 37 mm
Comparable specifications
BrandNSKKOYO
Designation23020CDE423020RH
Product familySpherical roller bearingSpherical roller bearings
Detailed typeSpherical roller bearingsSpherical roller bearings
Bore diameterd100 mm100 mm
Outside diameterD150 mm150 mm
WidthB37 mm37 mm
Basic dynamic load ratingC212 kN262 kN
Basic static load ratingC0335 kN332 kN
Fatigue load limitPu—33.7 kN
Limiting speednG—2900 r/min
Mass≈m2.31 kg2.34 kg
Internal clearanceCN—
CagePressed steel—
Boundary dimensions
Bearing widthB37 mm—
Minimum bearing chamferr min.1.5 mm—
Classification
Official Category Path—Spherical roller bearings - Spherical roller bearings
Official Classification 1—Spherical roller bearings
Construction
Bore constructionCylindrical bore—
Cage material and manufacturePressed steel—
Outer-ring lubrication featuresE4: oil groove and oil holes—
Internal clearance — catalogue omission ruleCN (normal), where no clearance suffix is specified—
Precision — catalogue omission ruleISO Normal, where no precision suffix is specified—
Catalogue NSK HPS markingNo HPS asterisk in this row—
Equivalent-load factors
Dynamic load ratio thresholde0.22—
Dynamic axial factor above thresholdY24.6—
Dynamic axial factor at or below thresholdY33.1—
Static axial load factorY03—
Load ratings
Basic dynamic radial load ratingCr212000 N—
Basic static radial load ratingC0r335000 N—
Lubrication-qualified speed
Thermal speed rating — oil bath3200 r/min—
Mechanical limiting speed — forced oil circulationNot stated in this catalogue row—
Limiting speed — grease2200 r/min—
Limiting speed — oil bath2800 r/min—
Manufacturer Identity
Official Class Key—060-010-000
Mounting dimensions
Minimum shaft shoulder diameterda min.109 mm—
Maximum shaft shoulder diameterda max.112 mm—
Maximum housing shoulder diameterDa max.141 mm—
Minimum housing shoulder diameterDa min.136 mm—
Maximum adjacent fillet radiusra max.1.5 mm—
Reference mass
Approximate catalogue mass2.31 kg—
Technical Data
d—150 mm
B—37 mm
R(Min.)—1.5 mm
Basic Load Ratings : Cr—262 kN
Basic Load Ratings : C0R—332 kN
Fatigue Load Limit : Cu—33.7 kN
Limiting Speeds(Grease Lub.)—2900 min-1
Limiting Speeds(Oil Lub.)—3900 min-1
Constant E—0.22
Axial Load Factors : Y1—3.01
Axial Load Factors : Y2—4.48
Axial Load Factors : Y0—2.94
Da(Min.)—117 mm
Da(Max.)—141 mm
Ra(Max.)—1.5 mm
Mass(Refer.)—2.34 kg

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