Page 697 - SKF-bearing-housings

Designations

Designations

Designation system for inch roller bearing units
F SYE 2 7/16 NH -118
Prefix
– For pillow block units: two-bolt base
F For pillow block units: four-bolt base
Series
SYE Pillow block unit
SYR Pillow block unit
FYE Square flange unit
FYR Round flange unit
FYRP Piloted flange unit
Size identification
… Shaft diameter [in.]
Suffixes 1)
N SKF ConCentra
H Locating bearing unit
Y Closed end (end plug supplied)
-3 Radial shaft seal (for collar-mount units)
-18 Labyrinth seal (for collar-mount units)
-118 Labyrinth seal (for SKF ConCentra units)

1) When multiple suffixes are used, they are listed in the same order as shown here.
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