Page 40 of catalogue Ball screws of SKF Linearsysteme GmbH

Product information

End bearings
3

4 1 2

Axially locating anged housing with SKF Angular contact ball bearings (back to back arrangement).
The “FLBU” anged bearing unit consists of: • precision housing, made of burnished steel 1 • two SKF preloaded angular contact Ball bearings, 72 or 73 series 2 • two garter Seals 3 • locknut, self-locking Nylstop type or, on demand, high precision KMT 4 The “FLBU” anged thrust bearing unit provides the following benets: • lubrication for life. • very easy mounting (matched bearings, hand mounting on the shaft end) as well as easy disassembly with the optional high precision KMT nut.

In standard version, the “FLBU” thrust bearing unit is assembled according to drawing page 41. If you require a different assembly, please indicate it when ordering.

Angular contact ball bearing (40°) Basic load rating (axial) Size d0 16 20 25 32 40 50 63 Flanged bearing Ca (kN) unit designation FLBU 16 FLBU 20 FLBU 25 FLBU 32 FLBU 40 FLBU 50 FLBU 63 12.2 13.3 27.9 24.6 41.9 54.5 128.0 Coa (kN) SKF Bearing designation

Lock nut Self locking nut Designation Hook spanner HN 1 HN 1 HN 3 HN 4 HN 6 HN 7 HN 10 High precision nut 3/ Designation Hook spanner KMT 0 KMT 1 KMT 3 KMT 4 KMT 6 KMT 7 KMT 10 HN 2/3 HN 3 HN 4 HN 5 HN 6 HN 7 HN 10/11 Tightening Grub Screws torque (Nm) Size Max. tightening torque (Nm) 4 8 15 18 32 40 60 M5 M5 M6 M6 M6 M6 M8 4.5 4.5 8.0 8.0 8.0 8.0 18.0

12.8 14.7 31.9 31.9 59.6 79.8 196.1

7200 BECB 1/ 7201 BEGA 2/ 7303 BEGA 2/ 7204 BEGA 2/ 7206 BEGA 2/ 7207 BEGA 2/ 7310 BEGA 2/

CN 70-10 CN 70-12 CN 70-17 CN 70-20 CN 70-30 CN 70-35 CN 70-50

1/ No backlash elimination • 2/ Light preload • 3/ Optional

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