HR32310C is a NSK tapered roller bearing, bore 50 mm, O.D. 110 mm, width 40 mm, dynamic rating 36,900 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 131
Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.
Scale cross-section
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)
Symbol
Dimension
mm
inch
d
Bore diameter
50
1.9685
D
Outside diameter
110
4.3307
B
Inner-ring / bearing width
40
1.5748
T
Overall assembly width
42.25
1.6634
C
Cup / outer-ring width
31
1.2205
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)
50
Bore d (in)
1.9685
Outside dia. D (mm)
110
Outside dia. D (in)
4.3307
Width B (mm)
40
Width B (in)
1.5748
Overall width T (mm)
42.25
Overall width T (in)
1.6634
Cup width C (mm)
31
Cup width C (in)
1.2205
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
36900
Basic static load rating Cor (lbs)
49000
Limiting speed - grease (rpm)
3,600
Limiting speed - oil (rpm)
4,800
Weight
Weight (kg)
1.837
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.079
Shaft shoulder da min (in)
2.677
Housing shoulder Da max (in)
3.937
Shaft shoulder db max (in)
2.323
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 1,200 rpm
4
41,035
102
1,411
6
27,357
392
5,451
8
20,517
1,024
14,222
10
16,414
2,154
29,923
15
10,943
8,323
115,604
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 164,139 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.
Source & traceability
Brand
NSK
Source catalogue
NSK inch product catalogue
Catalogue page
p.133 (dimensions) / p.134 (ratings)
Dimensions in inches and millimetres, load ratings in lbs.
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.
