SIB & SIB-T Alloy Steel Series

SIB(-T) Stainless Steel Series Spherical Bearing- QA1 Suspension Component

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SIB & SIB-T Stainless Steel Series Spherical Bearings

The SIB and SIB-T Series spherical bearings are QA1’s top of the line commercial spherical bearing. Offering better wear characteristics than their traditional carbon steel counterparts, these spherical bearings are made from Stainless Steel and are corrosion resistant. They are also available with an optional self-lubricating PTFE liner.

BALL

52100 Bearing Steel
Heat Treated
Hard Chrome Plated
Precision Ground

LINER (SIB-T)

PTFE
Self-Lubricating

RACE

Stainless Steel
Heat Treated
Oil Coated

Part Number	Name	B +0.0015 -0.0005	W +0.000 -0.005	D +0.0000 -0.0007	T ±0.005	O Flat Dia. Ref.	M Cham. Ref.	Ball Dia. Ref.	Misalign Angle a°	Ult. Radial Static Load Lbs.	Approx. Bearing Weight
SIB4	SIB Alloy Steel Series Spherical Bearing	0.25	0.375	0.6094	0.281	0.331	0.02	0.5	14.5	8430	0.02
SIB7	SIB Alloy Steel Series Spherical Bearing	0.4375	0.562	1	0.437	0.587	0.02	0.812	11	21291	0.08
SIB12	SIB Alloy Steel Series Spherical Bearing	0.75	0.875	1.5	0.687	0.978	0.03	1.312	10	48672	0.25
SIB4T	SIB-T Alloy Steel Series Spherical Bearing	0.25	0.375	0.6094	0.281	0.331	0.02	0.5	14.5	8430	0.02
SIB7T	SIB-T Alloy Steel Series Spherical Bearing	0.4375	0.562	1	0.437	0.587	0.02	0.812	11	21291	0.08
SIB12T	SIB-T Alloy Steel Series Spherical Bearing	0.75	0.875	1.5	0.687	0.978	0.03	1.312	10	48672	0.25
SIB5	SIB Alloy Steel Series Spherical Bearing	0.3125	0.437	0.75	0.344	0.448	0.02	0.625	11	12900	0.04
SIB8	SIB Alloy Steel Series Spherical Bearing	0.5	0.625	1.0937	0.5	0.699	0.02	0.937	9.5	28110	0.11
SIB16	SIB Alloy Steel Series Spherical Bearing	1	1.375	2.125	1	1.275	0.06	1.875	15	90000	0.79
SIB5T	SIB-T Alloy Steel Series Spherical Bearing	0.3125	0.437	0.75	0.344	0.448	0.02	0.625	11	12900	0.04
SIB8T	SIB-T Alloy Steel Series Spherical Bearing	0.5	0.625	1.0937	0.5	0.699	0.02	0.937	9.5	28110	0.11
SIB16T	SIB-T Alloy Steel Series Spherical Bearing	1	1.375	2.125	1	1.275	0.06	1.875	15	90000	0.79
SIB3	SIB Alloy Steel Series Spherical Bearing	0.19	0.312	0.5312	0.25	0.307	0.02	0.437	10.5	6555	0.02
SIB6	SIB Alloy Steel Series Spherical Bearing	0.375	0.5	0.8437	0.406	0.516	0.02	0.719	9.5	17516	0.06
SIB10	SIB Alloy Steel Series Spherical Bearing	0.625	0.75	1.3125	0.562	0.839	0.03	1.125	12	37935	0.17
SIB3T	SIB-T Alloy Steel Series Spherical Bearing	0.19	0.312	0.5312	0.25	0.307	0.02	0.437	10.5	6555	0.02
SIB6T	SIB-T Alloy Steel Series Spherical Bearing	0.375	0.5	0.8437	0.406	0.516	0.02	0.719	9.5	17516	0.06
SIB10T	SIB-T Alloy Steel Series Spherical Bearing	0.625	0.75	1.3125	0.562	0.839	0.03	1.125	12	37935	0.17

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