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| TABLE OF RECOMMENDED FITS * |
|---|
| Typical Applications |
Shaft Fit |
Shaft Diameter |
Housing Fit |
Housing Diameter |
Inner ring rotation
(Inner ring press fit, outer ring loose fit) |
.0000 - .0004T |
d+.0000
d+.0002 |
.0000 - .00004L |
D+.0002
D+.0000 |
Outer ring rotation
(Inner ring loose fit, outer ring press fit) |
.0000 - .0004L |
d+.0002
d-.0004 |
.0000 - .0004T |
D-.0002
D-.0004 |
Tape guide roller, pulley, cam
follower, outer ring rotation |
.0000 - .0004L |
d-.0002
d-.0004 |
.0001L - .0003T |
D-.0001
D-.0003 |
| Drive motor (spring preload) |
.0001T - .0003L |
d-.0001
d-.0003 |
.0000 - .0004L |
D+.0002
D-.0000 |
| Precision synchro or servo |
.0001T - .0003L ** |
d-.0001
d-.0003 |
.0001T - .0003L ** |
D+.0001
D-.0001 |
| Potentiometer |
.0001T - .0003L |
d-.0001
d-.0003 |
.0000 - .0004L |
D+.0002
D-.0000 |
| Encoder spindle |
.0001T - .0003L ** |
d-.0001
d-.0003 |
.0001L - .0003T ** |
D-.0001
D-.0003 |
* In inches
L = Loose Fit
T = Tight Fit
d = Bearing Bore as listed
D = Bearing O.D. as listed
** Bearing must be purchased with bore and O.D. coding
|
Example: |
To use SSR-2 bearing in a potentiometer the shaft diameter should
be .1250 -.0001 to .1250 -.0003 or .1249 to .1247. The housing
should be .3750 +.0002 to .3750 -.0000 or .3752 to .3750
|
| TABLE OF RECOMMENDED SHOULDER DIAMETER * |
|---|
| Basic Size |
Minimum Shaft
Shoulder Diameter |
Maximum Housing
Shoulder Diameter |
|
Basic Size |
Minimum Shaft
Shoulder Diameter |
Maximum Housing
Shoulder Diameter |
| SSRI-2 |
.060 |
.105 |
|
SSRI-814 |
.284 |
.466 |
| SSRI2 1/2 |
.071 |
.132 |
|
SSR-4 |
.310 |
.565 |
| SSRI-3 |
.079 |
.164 |
|
SSRI-1214 |
.322 |
.678 |
| SSRI-4 |
.102 |
.226 |
|
SSR-2270 |
.325 |
.810 |
| SSRI-3332 |
.114 |
.168 |
|
SSR-2280 |
.370 |
.810 |
| SSRI-5 |
.122 |
.284 |
|
SSR-2690 |
.420 |
.950 |
| SSRI-418 |
.148 |
.226 |
|
SSRI-8516 |
.347 |
.466 |
| SSRI-518 |
.153 |
.284 |
|
SSRI-1038 |
.435 |
.565 |
| SSRI-618 |
.153 |
.347 |
|
SSRI-1438 |
.451 |
.799 |
| SSRI-2 |
.179 |
.325 |
|
SSR-2610 |
.470 |
.950 |
| SSR-2A |
.179 |
.446 |
|
SSRI-1212 |
.560 |
.690 |
| SSRI-5532 |
.180 |
.288 |
|
SSRI-1812 |
.625 |
1.025 |
| SSR-1640X |
.210 |
.580 |
|
SSRI-1458 |
.665 |
.835 |
| SSRI-5632 |
.210 |
.288 |
|
SSRI-1634 |
.790 |
.960 |
| SSRI-6632 |
.216 |
.347 |
|
SSRI-1218 |
.160 |
.710 |
| SSR-3 |
.244 |
.446 |
|
|
|
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| SSR-1650X |
.250 |
.580 |
|
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|
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| SSR-1950 |
.250 |
.700 |
|
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| SSR-1960 |
.290 |
.700 |
|
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| SSRI-614 |
.272 |
.352 |
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* In inches
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