[07/12/10]BEARING TECHNICAL DATA - Miniature Bearing Recommended Fits - Bearing Knowledge

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[07/12/10]BEARING TECHNICAL DATA - Miniature Bearing Recommended Fits

Post by ffbing, 2010-7-12, Views:

[07/12/10]BEARING TECHNICAL DATA - Miniature Bearing Recommended Fits

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
SSR-1650X	.250	.580
SSR-1950	.250	.700
SSR-1960	.290	.700
SSRI-614	.272	.352

* In inches

Sunthai bearings suply customers "U" shaped groove bearings,double-row ball bearings,"V" shaped groove single and double-row ball bearing,insert bearing with groove single and double-row ball bearing.guide ball bearing,roller ball bearings (LFR series, SG series, LR series, LV series, V - W series, A and ATseries, LR5200 series)

Sales Manager:Eason Lee (086-0574-87220319-8011)
NINGBO SUNTHAI BEARING CO.,LTD
1730 LIYUAN NORTH ROAD, NINGBO, CHINA
FAX:86-574-87223781
E-MAIL:STB888@SUNTHAIBEARING.COM
MSN: STB888@SUNTHAIBEARING.COM
WEBSITE:WWW.SUNTHAIBEARING.COM
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