SIFT BEARING STORE CATALOG

HR31326JNSKTapered Roller

HR31326J is a NSK tapered roller bearing, bore 130 mm, O.D. 280 mm, width 58 mm. Dimensions, drawing, interchanges and price.

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Bore d130mm
Outside dia. D280mm
Width B58mm
Dynamic Cr111,300lbs
Static C0r184,000lbs
Limiting speed1,320rpm
Weight18.801kg
Cr / C0r0.6
Mean dia. dm205mm

Original catalogue drawing - NSK catalogue, page 109

HR31326J 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. D280 mmBore d130 mmWidth B58 mmCup width C39 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 diameter1305.1181
DOutside diameter28011.0236
BInner-ring / bearing width582.2835
TOverall assembly width63.752.5098
CCup / outer-ring width391.5354

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)130
Bore d (in)5.1181
Outside dia. D (mm)280
Outside dia. D (in)11.0236
Width B (mm)58
Width B (in)2.2835
Overall width T (mm)63.75
Overall width T (in)2.5098
Cup width C (mm)39
Cup width C (in)1.5354

Load ratings & speeds

Basic dynamic load rating Cr (lbs)111300
Basic static load rating Cor (lbs)184000
Limiting speed - grease (rpm)1,320
Limiting speed - oil (rpm)1,800

Weight

Weight (kg)18.801

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.12
Shaft shoulder da min (in)5.945
Housing shoulder Da max (in)10.315
Shaft shoulder db max (in)10.315

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 400 rpm
4123,7721024,233
682,51539216,354
861,8861,02442,667
1049,5092,15489,768
1533,0068,323346,811

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 495,087 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.111 (dimensions) / p.112 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6326FAGBall13028058244 kN15.3
6326-MFAGBall13028058228 kN18.3
QJ326-N2-MPAFAGBall13028058425 kN19.2
N326-E-M1FAGCylindrical Roller13028058720 kN18.4
N326-E-XL-M1FAGCylindrical Roller13028058720 kN18.4
NJ326-E-TVP2FAGCylindrical Roller13028058680 kN16.5
NJ326-E-XL-TVP2FAGCylindrical Roller13028058680 kN16.5
NU326-E-TVP2FAGCylindrical Roller13028058680 kN16.2
NU326-E-XL-TVP2FAGCylindrical Roller13028058680 kN16.2
NUP326-E-TVP2FAGCylindrical Roller13028058680 kN16.7

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
6326NSKBall1302805851,600 lbs18.507
7326BNSKBall1302805856,200 lbs17.373
326NSKCylindrical Roller13028058112,000 lbs15.876
NU326ENSKCylindrical Roller13028058760 kN18.7
30326NSKTapered Roller13028058123,000 lbs16.601
7326NSKPrecision / Angular Contact13028058300 kN17.5

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30326NSKTapered Roller13028058123,000 lbs16.601
32326NSKTapered Roller13028093187,000 lbs26.603
32926NSKTapered Roller13018030205 kN2.25
HR30226NSKTapered Roller13023040460 kN7.25
HR30226JNSKTapered Roller1302304084,300 lbs7.253
HR31326NSKTapered Roller13028066770 kN18.8
HR32026NSKTapered Roller13020045395 kN5.06
HR32026XJNSKTapered Roller13020045320,000 lbs5.062

Request a quotation for HR31326J

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.

Online enquiry formrichard@bearingsfit.com