Page 37 - SKF-bearing-housings

1
Overview of SKF bearing housings

Table 3
Roller bearing units

Series SYNT FYNT SYE .. N, SYR .. N, FSYE FYE, FYR, FYRP
Chapter 16 16 17 17

Bearing types
Self-aligning ball bearing – – – –
Spherical roller bearing 1 1 1 1
CARB bearing – – – –

Shaft diameter range
from [mm] 35 35 – –
to [mm] 100 100 – –
from [in.] – – 1 7 /16 1 7 /16
to [in.] – – 4 15 /16 4

Locking method
SKF ConCentra 1 1 1 1
Locking collar – – 1 1

Sealing solutions
Lip seal 1 1 1 1
Radial shaft seal 1 – 1 1
Labyrinth seal 1 – 1 1

Lubrication
Grease 1 1 1 1
Oil – – – –

Materials
Grey cast iron 1 1 1 1

Mounting
No attachment bolts – – – –
Two-bolt mounting 1 – 1 –
Four-bolt mounting – 1 1) 1 1

Supersedes (SKF) SYT – – –

1) Housings with a triangular flange have three attachment bolts.

33