SIFT BEARING STORE CATALOG

6928NSKBall

6928 is a NSK ball bearing, bore 140 mm, O.D. 190 mm, width 24 mm, dynamic rating 15,000 lbs. Dimensions, drawing, interchanges and price.

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Bore d140mm
Outside dia. D190mm
Width B24mm
Dynamic Cr15,000lbs
Static C0r16,100lbs
Limiting speed3,200rpm
Weight1.637kg
Cr / C0r0.93
Mean dia. dm165mm

Original catalogue drawing - NSK catalogue, page 23

6928 NSK Ball 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. D190 mmBore d140 mmWidth B24 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 diameter1405.5118
DOutside diameter1907.4803
BInner-ring / bearing width240.9449
rChamfer (min)1.4990.059

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)140
Bore d (in)5.5118
Outside dia. D (mm)190
Outside dia. D (in)7.4803
Width B (mm)24
Width B (in)0.9449

Load ratings & speeds

Basic dynamic load rating Cr (lbs)15000
Basic static load rating Cor (lbs)16100
Limiting speed - grease (rpm)3,200
Limiting speed - oil (rpm)3,800
Factor f016.6

Weight

Weight (kg)1.637

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.059
Shaft shoulder da min (in)5.827
Shaft shoulder da max (in)6.043
Housing shoulder Da max (in)7.165

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 1,000 rpm
416,681641,067
611,1212163,600
88,3405128,533
106,6721,00016,667
154,4483,37556,250

Basic rating life per ISO 281: L10 = (C/P)3 with C = 66,723 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.25 (dimensions) / p.26 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
B71928-C-T-P4SFAGPrecision / Angular Contact1401902473.5 kN1.63
B71928-E-T-P4SFAGPrecision / Angular Contact1401902469.5 kN1.62
HCB71928-C-T-P4SFAGPrecision / Angular Contact1401902462 kN1.65
HCB71928-E-T-P4SFAGPrecision / Angular Contact1401902447.5 kN1.65

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
7928A5NSKPrecision / Angular Contact1401902416,900 lbs1.628
7928CNSKPrecision / Angular Contact1401902417,900 lbs1.61

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
6028NSKBall1402103324,700 lbs3.91
6228NSKBall1402504237,400 lbs8.89
6328NSKBall1403006256,800 lbs21.999
6828NSKBall140175188,580 lbs0.812
7228BNSKBall1402504244,300 lbs8.8
7328BNSKBall1403006262,000 lbs21.273

Request a quotation for 6928

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