Technical Info | Tolerances

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Tolerances (continued) ______________________________________________________________________________

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ABEC/ISO TOLERANCE CHART

Dimensions in Inches (mm)

INNER RING TOLERANCES Inches (mm)
	TYPE	OD SIZE	ABEC 1 ISO Normal	ABEC 3 ISO P6	ABEC 5 ISO P5	ABEC 7 ISO P4
MEAN OD TOLERANCE	ALL	0 to .709 0 to 18 .709 to 1.1811 18 to 30	+0 to -.0003 +0 to -.008 +0 to -.0004 +0 to -.010	+0 to -.0003 +0 to -.008 +0 to -.0003 +0 to -.008	+0 to -.0002 +0 to -.005 +0 to -.0002 +0 to -.005	+0 to -.0002 +0 to -.005 +0 to -.0002 +0 to -.005
MAX OD TOLERANCE LIMITS	OPEN SHIELDED	0 to .709 0 to 18 .709 to 1.1811 18 to 30 0 to .709 0 to 18 .709 to 1.1811 18 to 30	+.0001 to -.0004 +.003 to -.010 +.0001 to -.0005 +.025 to -.010 +.0002 to -.0005 +.005 to -.012 +.0002 to -.0006 +.005 to -.015	+.0001 to -.0004 +003 to -.010 +.0001 to -.0004 +025 to -.010 +.0002 to -.0005 +.005 to -.012 +.0002 to -.0005 +.005 to -.012	+0 to -.0002 +0 to -.005 +0 to -.0002 +.000 to -.005 +.00004 to -.00024 +001 to -.006 +.00004 to -.00024 +.001 to -.006	+0 to -.0002 +0 to -.005 +0 to -.0002 +0 to -.005 +.00004 to -.00024 +001 to -.006 +.00004 to -.00024 +001 to -.006
OD 2P OUT OF ROUNDNESS	OPEN SHIELDED	0 to .709 0 to 18 .709 to 1.1811 18 to 30mm 0 to 1.1811 0 to 30	NS NS NS	NS NS NS	.0001 .0025 .0001 .0025 .0001 .0025 .0002 .005	.0001 .0025 .0001 .0025 .0001 .0025 .0002 .005
OD TAPER*	OPEN SHIELDED	0 to 1.1811 0 to 30 0 to 1.1811 0 to 30	NS NS	NS NS	.0001 .0025 .0001 .0025 .0002 .005	.0001 .0025 .0001 .0025 .0002 .005
RADIAL RUNOUT*	ALL	0 to 1.1811 0 to 30	.0006 .015	.0004 .010	.0002 .005	.00015 .004
OD RUNOUT WITH FACE*	ALL	0 to .709 0 to 18	NS	NS	.0003 .008	.00015 .004
FACE RUNOUT*	STRAIGHT FLANGED	0 to 1.1811 0 to 30 0 to -1.1811 0 to 30	NS NS	NS NS	.0003 .008 .0003 .008	.0002 .005 .0003 .008
WIDTH VARIATION*	ALL	0 to 1.1811 0 to 30	NS	NS	0 to -.002 0 to -.005	0 to -.0001 0 to -.003
FLANGE WIDTH TOLERANCE		0 to 1.1811 0 to 30	0 to -.002 0 to -.050	0 to -.002 0 to -.050	0 to -.002 0 to -.050	0 to -.002 0 to -.050
FLANGE DIAMETER TOLERANCE		0 to 1.1811 0 to 30	+005 to -.002 +.125 to -.050	+005 to -.002 +.125 to -.050	0 to -.001 0 to -.025	0 to -.001 0 to -.025

* Maximum allowed value

NS = Not Specified

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