SIFT BEARING STORE CATALOG

7300BNSKBall

7300B is a NSK ball bearing, bore 10 mm, O.D. 35 mm, width 11 mm, dynamic rating 1,960 lbs. Dimensions, drawing, interchanges and price.

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Bore d10mm
Outside dia. D35mm
Width B11mm
Dynamic Cr1,960lbs
Static C0r904lbs
Limiting speed18,000rpm
Weight0.054kg
Cr / C0r2.17
Mean dia. dm22.5mm

Original catalogue drawing - NSK catalogue, page 39

7300B 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. D35 mmBore d10 mmWidth B11 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 diameter100.3937
DOutside diameter351.378
BInner-ring / bearing width110.4331
rChamfer (min)0.610.024

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)10
Bore d (in)0.3937
Outside dia. D (mm)35
Outside dia. D (in)1.3780
Width B (mm)11
Width B (in)0.4331

Load ratings & speeds

Basic dynamic load rating Cr (lbs)1960
Basic static load rating Cor (lbs)904
Limiting speed - grease (rpm)18,000
Limiting speed - oil (rpm)24,000

Weight

Weight (kg)0.054

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.024
Shaft shoulder da min (in)0.591
Housing shoulder Da max (in)1.181

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
42,18064356
61,4532161,200
81,0905122,844
108721,0005,556
155813,37518,750

Basic rating life per ISO 281: L10 = (C/P)3 with C = 8,719 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.41 (dimensions) / p.42 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6300FAGBall1035118.6 kN0.055
6300-2RSRFAGBall1035118.6 kN0.057
6300-2ZFAGBall1035118.6 kN0.057
S6300FAGBall1035118.2 kN0.056
S6300-2RSRFAGBall1035118.2 kN0.058

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1300NSKBall1035118.1 kN0.059
6300NSKBall1035111,820 lbs0.054
7300NSKPrecision / Angular Contact10351110.2 kN0.053

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
1200NSKBall103091,240 lbs0.032
1300NSKBall1035118.1 kN0.059
2200NSKBall1030141,620 lbs0.045
2300NSKBall10351710.1 kN0.08
3200JNSKBall1030141,820 lbs0.05
5200JNSKBall1030141,610 lbs0.045
5200TNGNSKBall1030141,750 lbs0.041
6000NSKBall102681,030 lbs0.018

Request a quotation for 7300B

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.