25) Timken Bearing Dimension Catalogue - R & M Bearings
25) Timken Bearing Dimension Catalogue - R & M Bearings
25) Timken Bearing Dimension Catalogue - R & M Bearings
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1900 – <strong>25</strong>00 SERIES<br />
CONE<br />
Max<br />
CUP<br />
Max<br />
Shaft<br />
Hs’ng<br />
Fillet<br />
Fillet<br />
BORE WIDTH<br />
Radii<br />
OUTSIDE WIDTH<br />
Radii<br />
Number Weight Number DIA<br />
Weight<br />
d B R ¨<br />
D C r ¨<br />
BEAR-<br />
ING<br />
WIDTH<br />
T<br />
Remarks<br />
1900 Series (cont)<br />
1986W <strong>25</strong>.400 19.355 .8 .16 kg 1930 56.896 15.875 .8 .07 kg 19.845<br />
1.0000 .7620 .03 .35 lb 2.2400 .6<strong>25</strong>0 .03 .16 lb .7813<br />
1987 26.975 19.355 .8 .16 kg *1931-B 60.3<strong>25</strong> 15.875 .8 .12 kg 7.937<br />
1.0620 .7620 .03 .34 lb 2.3750 .6<strong>25</strong>0 .03 .27 lb .31<strong>25</strong><br />
1988 28.575 19.355 3.5 .14 kg 1931 60.3<strong>25</strong> 15.875 1.3 .11 kg 19.845<br />
1.1<strong>25</strong>0 .7620 .14 .31 lb 2.3750 .6<strong>25</strong>0 .05 .<strong>25</strong> lb .7813<br />
1994X <strong>25</strong>.400 19.355 3.5 .16 kg *1932-B 58.738 15.080 1.3 .10 kg 7.937<br />
1.0000 .7620 .14 .36 lb 2.31<strong>25</strong> .5937 .05 .22 lb .31<strong>25</strong><br />
1997X 26.988 19.355 3.3 .15 kg 1932 58.738 15.080 1.3 .09 kg 19.050<br />
1.06<strong>25</strong> .7620 .13 .33 lb 2.31<strong>25</strong> .5937 .05 .19 lb .7500<br />
3<br />
1990X 23.812 21.336 3.5 .19 kg 1990X may be paired with all single cups corresponding to 1975 and will require 1.981 mm (.0780 in) to be<br />
.9375 .8400 .14 .41 lb added to the T-width values.<br />
A2000 Series<br />
A2043: FRONTFACE CHAMFER<br />
A2031 7.938 10.785 .5 .03 kg *A2120D 30.480 21.260 - .04 kg <strong>25</strong>.400 SLOTS IN FRONTFACE<br />
.31<strong>25</strong> .4246 .02 .07 lb 1.2000 .8370 - .08 lb 1.0000 NON-ADJUSTABLE CONE<br />
A2037 9.5<strong>25</strong> 10.785 1.3 .03 kg A2126 31.991 7.938 1.3 .02 kg 10.008<br />
.3750 .4246 .05 .06 lb 1.<strong>25</strong>95 .31<strong>25</strong> .05 .04 lb .3940 A2120D : CHAMFER ON LEFTFACE OD<br />
A2037A 9.5<strong>25</strong> 10.785 1.3 - *A2126-B 31.991 7.938 spcl. .02 kg 4.458 CHAMFER ON RIGHTFACE OD<br />
.3750 .4246 .05 - 1.<strong>25</strong>95 .31<strong>25</strong> spcl. .05 lb .1755 GROOVE IN OD CENTER<br />
A2047 11.986 10.785 .8 .03 kg *A2126DB 31.991 20.447 spcl. .02 kg 24.581 HOLES IN OD CENTER<br />
.4719 .4246 .03 .06 lb 1.<strong>25</strong>95 .8050 spcl. .05 lb .9678 A2126-B : FLANGE ON OD FRONTFACE,<br />
A2047A 11.986 10.785 .8 - *A2127 31.991 9.538 1.3 .02 kg 10.567 BEARING WIDTH IS T1<br />
.4719 .4246 .03 - 1.<strong>25</strong>95 .3755 .05 .04 lb .4160 DIMENSION<br />
SPECIAL RADIUS ON<br />
BACKFACE OD<br />
A2126DB : FLANGE ON OD CENTER<br />
*A2043 11.112 14.351 .8 .03 kg *A2120D 30.480 21.260 - .04 kg 29.306 HOLES IN CENTER FLANGE<br />
.4375 .5650 .03 .07 lb 1.2000 .8370 - .08 lb 1.1538 SPECIAL RADIUS ON<br />
K103<strong>25</strong>6 38.100 26.988 1.3 .12 kg 28.578 LEFTFACE OD<br />
1.5000 1.06<strong>25</strong> .05 .27 lb 1.1<strong>25</strong>1 SPECIAL RADIUS ON<br />
*K312469 40.005 26.988 1.3 .15 kg 28.578 RIGHTFACE OD<br />
1.5750 1.06<strong>25</strong> .05 .34 lb 1.1<strong>25</strong>1 A2127 : SHOULDER ON ID FRONTFACE<br />
K312469: BROKEN CORNER ON<br />
LEFTFACE OD<br />
FLANGE ON OD LEFTFACE<br />
2300 Series<br />
2380 22.2<strong>25</strong> 24.765 .8 .21 kg 2320 56.896 20.638 3.3 .09 kg 23.812<br />
.8750 .9750 .03 .47 lb 2.2400 .81<strong>25</strong> .13 .20 lb .9375<br />
2381 23.812 24.765 2.3 .20 kg 2330 56.896 20.638 .8 .10 kg 23.812<br />
.9375 .9750 .09 .44 lb 2.2400 .81<strong>25</strong> .03 .21 lb .9375<br />
2382 <strong>25</strong>.400 24.765 .8 .19 kg<br />
1.0000 .9750 .03 .42 lb<br />
2356 <strong>25</strong>.400 34.290 3.5 .24 kg 2356 may be paired with all single cups corresponding to 2380 and will require 9.5<strong>25</strong> mm (.3750 in) to be<br />
1.0000 1.3500 .14 .53 lb added to the T-width values.<br />
2400 Series<br />
2473 <strong>25</strong>.400 23.812 .8 .30 kg 2420 68.262 17.462 1.5 .14 kg 22.2<strong>25</strong><br />
1.0000 .9375 .03 .65 lb 2.6875 .6875 .06 .31 lb .8750<br />
2473X <strong>25</strong>.400 23.812 2.3 .29 kg<br />
1.0000 .9375 .09 .65 lb<br />
2474 28.575 23.812 .8 .27 kg<br />
1.1<strong>25</strong>0 .9375 .03 .60 lb<br />
2475 31.750 23.812 3.5 .24 kg<br />
1.<strong>25</strong>00 .9375 .14 .52 lb<br />
<strong>25</strong>00 Series <strong>25</strong>53: EXTENDED LARGE RIB<br />
<strong>25</strong>58 30.162 <strong>25</strong>.357 2.3 .30 kg <strong>25</strong>20 66.421 20.638 3.3 .12 kg <strong>25</strong>.400<br />
1.1875 .9983 .09 .66 lb 2.6150 .81<strong>25</strong> .13 .26 lb 1.0000 <strong>25</strong>54: EXTENDED LARGE RIB<br />
<strong>25</strong>59 30.162 <strong>25</strong>.357 .8 .30 kg <strong>25</strong>20A 66.421 20.638 1.5 .13 kg <strong>25</strong>.400<br />
1.1875 .9983 .03 .66 lb 2.6150 .81<strong>25</strong> .06 .28 lb 1.0000 <strong>25</strong>57T: EXTENDED LARGE RIB<br />
<strong>25</strong>60X 30.000 <strong>25</strong>.357 2.0 .30 kg <strong>25</strong>22X 66.675 20.638 3.3 .12 kg <strong>25</strong>.400 TAPERED BORE<br />
1.1811 .9983 .08 .66 lb 2.6<strong>25</strong>0 .81<strong>25</strong> .13 .27 lb 1.0000<br />
<strong>25</strong>61X 30.213 24.714 2.3 .29 kg <strong>25</strong>23 69.850 19.050 1.3 .17 kg 23.813 <strong>25</strong>81T: TAPERED BORE<br />
1.1895 .9730 .09 .65 lb 2.7500 .7500 .05 .37 lb .9375<br />
<strong>25</strong>78 28.575 <strong>25</strong>.357 2.3 .31 kg *<strong>25</strong>23-B 69.850 19.050 1.5 .18 kg 8.7<strong>25</strong> <strong>25</strong>83T: TAPERED BORE<br />
1.1<strong>25</strong>0 .9983 .09 .69 lb 2.7500 .7500 .06 .40 lb .3435<br />
¨These Maximum Fillet Radii will be cleared by the Cone or Cup Radii.<br />
†Bore or O.D. shown are maximum dimensions. *See Remarks Column.<br />
<strong>25</strong>00 SERIES CONTINUED ON NEXT PAGE<br />
35
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