3,0 mm

20°

20°

3,0 mm

H1

Rotating hub hardness

Rotation speed

Hardness in HRC

s ≤ 4.0 m/sec

45 HRC

4.0 < s ≤ 10.0 m/s

55 HRC

s > 10.0 m/sec

60 HRC

Rotating hub tolerance

Rotating hub diameter

ØD1 (mm)

Tolerance

H8 (mm)

3.0 < ØD1 ≤ 6.0

0 / +0.018

6.0 < ØD1 ≤ 10.0

0 / +0.022

10.0 < ØD1 ≤ 18.0

0 / +0.027

18.0 < ØD1 ≤ 30.0

0 / +0.033

30.0 < ØD1 ≤ 50.0

0 / +0.039

50.0 < ØD1 ≤ 80.0

0 / +0.046

80.0 < ØD1 ≤ 120.0

0 / +0.054

120.0 < ØD1 ≤ 180.0

0 / +0.063

180.0 < ØD1 ≤ 250.0

0 / +0.072

250.0 < ØD1 ≤ 315.0

0 / +0.081

315.0 < ØD1 ≤ 400.0

0 / +0.089

400.0 < ØD1 ≤ 500.0

0 / +0.097

500.0 < ØD1 ≤ 630.0

0 / +0.110

Fixed shaft tolerance

Fixed shaft diameter

Ød1 (mm)

Tolerance

h8 (mm)

Ød1 ≤ 3.0

-0.014 / 0

3.0 < Ød1 ≤ 6.0

-0.018 / 0

6.0 < Ød1 ≤ 10.0

-0.022 / 0

10.0 < Ød1 ≤ 18.0

-0.027 / 0

18.0 < Ød1 ≤ 30.0

-0.033 / 0

30.0 < Ød1 ≤ 50.0

-0.039 / 0

50.0 < Ød1 ≤ 80.0

-0.046 / 0

80.0 < Ød1 ≤ 120.0

-0.054 / 0

120.0 < Ød1 ≤ 180.0

-0.063 / 0

180.0 < Ød1 ≤ 250.0

-0.072 / 0

250.0 < Ød1 ≤ 315.0

-0.081 / 0

315.0 < Ød1 ≤ 400.0

-0.089 / 0

400.0 < Ød1 ≤ 500.0

-0.097 / 0

Surface roughness

Ra

0.8 to 3.2 µm

Rmax

10.0 to 16.0 µm

Rotating hub run out

Hub speed (r.p.m)

0

0,1

0,2

0,3

0,4

PTFE

NBR - HNBR - ACM - AEM - FKM

VMQ

1000

2000

3000

4000

5000

6000

Eccentricity

Hub diameter (mm)

25

50

100

200

150

250

75

125

175

225

275

0,1

0,2

0,3

0,4

0

Axial movement

The cassette seals can tolerate axial movements greater than

+/- 0.1 mm. However, this can lead to premature wear in the

system.

Chamfers and radius

Shaft

20° (+/-5°) x 3 mm

Hub

20° (+/-5°) x 3 mm

|



DESIGN RECOMMENDATIONS

FRANCE JOINT SAS Zone Artisanale Le Mortier - B.P. 50009 - Cugand - 85613 Montaigu Cedex - France

Ph.

+33 (0)2 51 42 13 76 - Fax +33 (0)2 51 43 61 14 - Email: contact@francejoint.fr - Website: www.francejoint.com

CASSETTE SEALS |

UAO2