SIFT BEARING STORE CATALOG

K1985-1922FAGTapered Roller

K1985-1922 is a FAG tapered roller bearing, bore 28.57 mm, O.D. 57.15 mm, width 19.36 mm. Dimensions, drawing, interchanges and price.

Request a quoteEmail usSearch the catalog
Bore d28.57mm
Outside dia. D57.15mm
Width B19.36mm
Dynamic Cr48kN
Static C0r55kN
Limiting speed13,100rpm
Weight0.233kg
Cr / C0r0.87
Mean dia. dm42.9mm

Original catalogue drawing - FAG Schaeffler HR 1, page 614

K1985-1922 FAG 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. D57.15 mmBore d28.57 mmWidth B19.36 mmCup width C15.88 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 diameter28.5751.125
DOutside diameter57.152.25
BInner-ring / bearing width19.3550.762
TOverall assembly width19.8450.7813
CCup / outer-ring width15.8750.625

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)28.575
Outside dia. D (mm)57.15
Width B (mm)19.355
Overall width T (mm)19.845
Cup width C (mm)15.875
Inner-ring OD d1 (mm)43

Load ratings & speeds

Basic dynamic load rating Cr (lbs)10791
Basic static load rating Cor (lbs)12364
Basic dynamic load rating Cr (N)48000
Basic static load rating C0r (N)55000
Basic dynamic axial rating Ca (N)3
Fatigue limit load Cur (N)6400
Factor e0.33
Factor Y1.82
Factor Y01
Limiting speed nG (rpm)13,100
Effective load centre a (mm)14

Weight

Weight (kg)0.233

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)0.8
Shaft shoulder da (mm)33.5
Shaft shoulder db (mm)34
Housing shoulder Da (mm)51
Housing shoulder Db (mm)53.5
Housing fillet ra max (mm)0.8
Fillet rb max (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
412,000102564
68,0003922,181
86,0001,0245,689
104,8002,15411,969
153,2008,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 48,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandFAG
Source catalogueFAG / Schaeffler Rolling Bearings HR 1
Catalogue pagep.614 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1985/1922TimkenTapered Roller28.5757.1519.3648.4 kN0.23

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
K1988-1922FAGTapered Roller28.5757.1519.3648 kN0.267

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
K1988-1922FAGTapered Roller28.5757.1519.3648 kN0.267
K41125-41286FAGTapered Roller28.5772.6324.2656 kN0.492
KLM67043-LM67010FAGTapered Roller28.5759.1316.7634 kN0.207
303/28FAGTapered Roller28681853 kN0.342
320/28-XFAGTapered Roller28521633.5 kN0.156
322/28-BFAGTapered Roller28581943.5 kN0.257
329/28FAGTapered Roller28451215.8 kN0.073
332/28FAGTapered Roller28582457 kN0.306

Request a quotation for K1985-1922

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.