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BEEAARRININGGTOTLOELREARNCAENCES

Table 8. 3 Tolerances for Metric Design Tapered Roller Bearings
Table 8. 3. 3 Tolerances for Width, Overall Bearing Width, and Combined Bearing Width

Units : μ m

Nominal Bore & Bs & Cs & Ts Ring Width with Rollers Outer Ring Effective Width Deviation Overall Combined Bearing Width Deviation Nominal Bore
Class 6X Class 6X & T 1s & T 2s
Diameter & B 2s & B 4s , & C 4s Diameter

d Normal Class 5 Normal Class 6X Class 5 Normal Class 5 Normal Class 6X Normal Class 6X All classes of double- All classes of four-row d
Class 6 Class 4 Class 6 Class 4 Class 6 Class 4
(mm) row bearings bearings (mm)

over incl. high low high low high low high low high low high low high low high low high low high low high low high low high low high low high low over incl.

10 18 0 -120 0 -50 0 -200 0 -120 0 -100 0 -200 +200 -200 +100 0 +200 -200 +100 -100 + 50 0 +100 -100 + 50 0 + 200 - 200 - - 10 18
18 30 0 -120 0 -50 0 -200 0 -120 0 -100 0 -200 +200 -200 +100 0 +200 -200 +100 -100 + 50 0 +100 -100 + 50 0 + 200 - 200 - - 18 30
30 50 0 -120 0 -50 0 -240 0 -120 0 -100 0 -240 +200 -200 +100 0 +200 -200 +100 -100 + 50 0 +100 -100 + 50 0 + 200 - 200 - - 30 50

50 80 0 -150 0 -50 0 -300 0 -150 0 -100 0 -300 +200 -200 +100 0 +200 -200 +100 -100 + 50 0 +100 -100 + 50 0 + 300 - 300 + 300 - 300 50 80
80 120 0 -200 0 -50 0 -400 0 -200 0 -100 0 -400 +200 -200 +100 0 +200 -200 +100 -100 + 50 0 +100 -100 + 50 0 + 300 - 300 + 400 - 400 80 120
120 180 0 -250 0 -50 0 -500 0 -250 0 -100 0 -500 +350 -250 +150 0 +350 -250 +150 -150 + 50 0 +200 -100 +100 0 + 400 - 400 + 500 - 500 120 180

180 250 0 -300 0 -50 0 -600 0 -300 0 -100 0 -600 +350 -250 +150 0 +350 -250 +150 -150 + 50 0 +200 -100 +100 0 + 450 - 450 + 600 - 600 180 250
250 315 0 -350 0 -50 0 -700 0 -350 0 -100 0 -700 +350 -250 +200 0 +350 -250 +150 -150 +100 0 +200 -100 +100 0 + 550 - 550 + 700 - 700 250 315
315 400 0 -400 0 -50 0 -800 0 -400 0 -100 0 -800 +400 -400 +200 0 +400 -400 +200 -200 +100 0 +200 -200 +100 0 + 600 - 600 + 800 - 800 315 400

400 500 0 -450 - - 0 -800 0 -450 - - 0 -800 +400 -400 - - +400 -400 ---- - - - - + 700 - 700 + 900 - 900 400 500
500 630 0 -500 - - 0 -800 0 -500 - - 0 -800 +500 -500 - - +500 -500 ---- - - - - + 800 - 800 +1 000 -1 000 500 630
630 800 0 -750 - - 0 -800 0 -750 - - 0 -800 +600 -600 - - +600 -600 ---- - - - - +1 200 -1 200 +1 500 -1 500 630 800

Remarks The effective width of an inner ring with rollers T1 is defined as the overall bearing width of an inner ring with rollers
Remarks combined with a master outer ring.
The effective width of an outer ring T2 is defined as the overall bearing width of an outer ring combined with a master
inner ring with rollers.

T B2 C4 T1 T2 Master Inner Ring with Rollers
C C Master jd
B4 Outer Ring
B jd jD jd jD
jd jD jd

A 66 A 67