Remarks, Abbreviations and Symbols
Not part of this group
Caterpillar machines are identified with SERIAL NUM-
Use as required
BERS and/or PRODUCT IDENTIFICATION NUMBER
(PIN). These numbers are assigned to the Chassis and to
Order by the meter
the engine. The chassis and the engine also carry
Order by the centimeter
ARRANGEMENT NUMBERS and in some cases MODI-
FICATION NUMBERS. These numbers are shown on the
Order by the inch
SERIAL NUMBER or PIN plates and on the MASTER
Items included in seal kit
PLATE in the operator's compartment.
Metric part (including fasteners)
Remfg part may be available
Caterpillar dealers need all of these numbers to deter-
Major Component Exchange
mine which components were included on the machine
when it was assembled at the factory. This permits accu-
Not serviced separately
rate identification of replacement part numbers.
The numbers shown in this column refer to the numbers
Quality Caterpillar Replacement parts are available from
shown within the illustration. To identify any item within the
Caterpillar dealers throughout the world. Their parts inven-
illustration, first determine its reference number, then refer
tories are up to date and include all parts normally
to the same number in the Ref No column of information
required to protect your investment in Caterpillar
about that part.
machines. Some dealers may offer repair kits, exchange
components, or remanufactured parts to allow selection of
the most effective repair alternative for a specific situation.
These are numbers which are used to identify parts.
When ordering parts, your order should specify the quan-
tity, part number, part name and the serial number. If in
doubt about the part number, please provide your dealer
The quantities shown in this column indicate the part num-
with a complete description of the needed item.
ber of that item used.
HOW TO USE THE PARTS BOOK
Caterpillar Parts Books include illustrations of the groups
Information in this column provides the name of the part
or assemblies which make up the machine. These illustra-
as well as additional information such as size, which fur-
tions show the standard components plus many of the
ther aids in the identification of the part.
attachments available for the machine.
Indented Part Names
The alphabetical index located in the front part of the book
Within each illustration is a parts list identifying each ser-
should be used to determine the page number on which
viceable part in the illustration. When a part name is
specific illustrations are shown. Reference to those pages
indented in this list, it means that serviceable item is a part
will identify each of the individual serviceable parts.
of the serviceable item under which it is indented.
The caption under each illustration identifies the part num-
Continuing improvement and advancement of product
ber and name of the group or assembly shown. Part num-
design may cause changes to your machine which may
bers of groups are shown for reference purposes. Your
not be included in this publication. Each publication is
dealer can assist you in identifying the availability of a
reviewed and revised, as required, to update and include
complete group. If more than one illustration is included
these changes in later editions.
for any group, the caption identifies the specific machine
serial numbers to which each illustration applies.
Whenever a question arises regarding your Caterpillar
Reference to the actual group or assembly is necessary in
product, or this publication, please consult your Caterpillar
those cases to determine which illustration should be
dealer for the latest available information.
Captions provide additional information such as page
numbers where illustrations of sub assemblies are shown,
information regarding quantities used, and other informa-
tion intended to assist the user in determining parts needs.