SIFT BEARING STORE CATALOG

HR32040XJNSKTapered Roller

HR32040XJ is a NSK tapered roller bearing, bore 200 mm, O.D. 310 mm, width 70 mm. Dimensions, drawing, interchanges and price.

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Bore d200mm
Outside dia. D310mm
Width B70mm
Dynamic Cr760,000lbs
Static C0r308,000lbs
Limiting speed1,000rpm
Weight18.901kg
Cr / C0r2.47
Mean dia. dm255mm

Original catalogue drawing - NSK catalogue, page 111

HR32040XJ NSK Tapered Roller bearing catalogue drawing

Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.

Scale cross-section

DdBOutside dia. D310 mmBore d200 mmWidth B70 mmCup width C53 mm

Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.

Dimension table (mm / inch)

SymbolDimensionmminch
dBore diameter2007.874
DOutside diameter31012.2047
BInner-ring / bearing width702.7559
TOverall assembly width702.7559
CCup / outer-ring width532.0866

Notes

Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.

Main dimensions

Bore d (mm)200
Bore d (in)7.8740
Outside dia. D (mm)310
Outside dia. D (in)12.2047
Width B (mm)70
Width B (in)2.7559
Overall width T (mm)70
Overall width T (in)2.7559
Cup width C (mm)53
Cup width C (in)2.0866

Load ratings & speeds

Basic dynamic load rating Cr (lbs)760000
Basic static load rating Cor (lbs)308000
Limiting speed - grease (rpm)1,000
Limiting speed - oil (rpm)1,400

Weight

Weight (kg)18.901

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.08
Shaft shoulder da min (in)8.583
Housing shoulder Da max (in)11.732
Shaft shoulder db max (in)8.701

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 300 rpm
4845,1621025,644
6563,44139221,805
8422,5811,02456,889
10338,0652,154119,691
15225,3778,323462,415

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 3,380,648 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandNSK
Source catalogueNSK inch product catalogue
Catalogue pagep.113 (dimensions) / p.114 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
32040-XFAGTapered Roller20031070760 kN19
32040-X-XLFAGTapered Roller20031070900 kN18.7
32040XTimkenTapered Roller20031070847 kN18.68
X32040X/Y32040XTimkenTapered Roller20031070--

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
HR32040NSKTapered Roller20031070935 kN18.9

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30240NSKTapered Roller20036058145,000 lbs23.805
30340NSKTapered Roller20042080232,000 lbs52.308
32340NSKTapered Roller200420138409,000 lbs90.914
32940NSKTapered Roller20028048505 kN9.26
HR30240NSKTapered Roller20036058975 kN25.5
HR32040NSKTapered Roller20031070935 kN18.9
HR32240NSKTapered Roller200360981480 kN42.6
HR32240JNSKTapered Roller20036098272,000 lbs42.642

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