Page 18 - SKF-bearing-housings

Foreword

Identify products Series
Product designations for SKF bearing hous- designation Product
ings typically contain information about the
housing and additional features. To specify SNL 5.. . . . . . . . . . Plummer block housings for bearings on an adapte
a housing or to find more information about SNL 5.. . . . . . . . . . Plummer block housings for bearings on a cylindrica
an existing SKF housing, SKF product designa- SNL 6.. . . . . . . . . . Plummer block housings for bearings on an adapter s
SNL 5.. . . . . . . . . . Plummer block housings for bearings on an adapte
tions can be found in: SNLN 30... . . . . . . Plummer block housings for bearings on a cylindrical s
SNL 6.. . . . . . . . . . Plummer block housings for bearings on an adapter s
SNLN 30... . . . . . . Plummer block housings for bearings on an adapter sl
• Product index SONL . . . . . . . . . . . Plummer block housings for bearings on an adapter slee
The product index at the end of the cata- SONL . . . . . . . . . . . Plummer block housings for bearings on a cylindrical seat
.
logue lists series designations and relates SYNT .. . . . . . . . . . SKF ConCennding information based
SONL . . . . . . . . . . . Plummer block housings for bearings on an adapter sleev
SOFN .. . . . . . . . . . † Split plummer block housings – SONL series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
them to the relevant product chapter and The product index makes fi
SYR .. . . . . . . . . . .
SYE .. . . . . . . . . . . Inch roller bearing units with a two-
SYE .. N . . . . . . . . . SKF ConCentra inch rol
SYR .. N. . . . . . . . .
product table. on a bearing’s designation easy.
• Designation charts
Charts in each product chapter provide an
overview of commonly used designation
prefixes and suffixes.
Units of measurement Desi gnati ons
This catalogue is for global use. Therefore, Prefix for bolt holes
Designation system for SNLN 30 plummer block housings
the predominant units of measurement are in S – Two oblong cast holes for attachment bolts
accordance with ISO 80000-1. Imperial units Series _SNLN_ 3024 SN
SNLN No holes for attachment bolts (only for housings made of speroidal graphite cast iron)
are used whenever necessary. Unit conver- Material Standard plummer block housing
sions can be made using the conversion table D – Spheroidal graphite cast iron
Grey cast iron
(† page 10). Size identification
30(00)
(00)
For easier use, temperature values are Suffixes 1) Housings for bearings in the 30 (or 40) dimension series
provided in both, °C and °F. Temperature T V
Size code of the bearing, (00) ¥ 5 = bearing bore diameter [mm]
Drill Grease escape h
values are typically rounded. Therefore, the Designation chart to decode housing designations
two values do not always match according to
the conversion formula.

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