SIFT BEARING STORE CATALOG

689NSKBall

689 is a NSK ball bearing, bore 9 mm, O.D. 17 mm, width 4 mm, dynamic rating 300 lbs. Dimensions, drawing, interchanges and price.

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Bore d9mm
Outside dia. D17mm
Width B4mm
Dynamic Cr300lbs
Static C0r150lbs
Limiting speed36,000rpm
Weight0.003kg
Cr / C0r2
Mean dia. dm13mm

Original catalogue drawing - NSK catalogue, page 13

689 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. D17 mmBore d9 mmWidth B4 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 diameter90.3543
DOutside diameter170.6693
BInner-ring / bearing width40.1575
rChamfer (min)0.2030.008

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)9.00
Bore d (in)0.3543
Outside dia. D (mm)17
Outside dia. D (in)0.6693
Width B (mm)4.00
Width B (in)0.1575

Load ratings & speeds

Basic dynamic load rating Cr (lbs)300
Basic static load rating Cor (lbs)150
Limiting speed - grease (rpm)36,000
Limiting speed - oil (rpm)43,000

Weight

Weight (kg)0.00318

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.008
Shaft shoulder (in)0.421
Housing shoulder (in)0.598

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
433464356
62222161,200
81675122,844
101331,0005,556
15893,37518,750

Basic rating life per ISO 281: L10 = (C/P)3 with C = 1,334 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.16 (dimensions) / p.16 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
609NSKBall9247750 lbs0.013
629NSKBall92681,030 lbs0.02
689ZZ\VVNSKBall9175300 lbs0.004
R6NSKBall9.5222.225.56750 lbs0.009
R6ZZ\VVNSKBall9.5222.227.14750 lbs0.012
608NSKBall8227741 lbs0.014
628NSKBall8248750 lbs0.015
638NSKBall82891,030 lbs0.026

Request a quotation for 689

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.