5030469 JOHNSON GASKET, Valve

Table 1
Revision Summary of Changes in SEBF2198
06 Added specifications for 398–3069 Housing Assembly
05 Added serial number prefixes
04 Changed supplier name from Sulzer Metco to Oerlikon Metco.
03 Added serial number prefixes
02 Added confidentiality statement and updated Praxair TAFA arc spray system.
01 Added serial number prefixes
00 Information removed from SERF8473 (Arc Spray Guide CD) and SERF8704 (Flame Spray Guide CD) and formatted for delivery in SIS. © 2016 Caterpillar All Rights Reserved. This guideline is for the use of Cat dealers only. Unauthorized use of this document or the proprietary processes therein without permission may be violation of intellectual property law. Information contained in this document is considered Caterpillar: Confidential Yellow.This Reuse and Salvage Guideline contains the necessary information to allow a dealer to establish a parts reusability program. Reuse and salvage information enables Caterpillar dealers and customers to benefit from cost reductions. Every effort has been made to provide the most current information that is known to Caterpillar. Continuing improvement and advancement of product design might have caused changes to your product which are not included in this publication. This Reuse and Salvage Guideline must be used with the latest technical information that is available from Caterpillar.For technical questions when using this document, work with your Dealer Technical Communicator (TC). To report suspected errors, inaccuracies, or suggestions regarding the document, submit a form for feedback in the Service Information System (SIS Web) interface.For further information on the equipment needed to perform thermal spray processes, refer to the following publications:
Special Instruction, SEBF9236, "Fundamentals of High Velocity Oxygen Fuel (HVOF) Spray for Reconditioning Components"
Special Instruction, SEBF9238, "Fundamentals of Arc Spray for Reconditioning Components"
Special Instruction, SEBF9240, "Fundamentals of Flame Spray for Reconditioning Components"Canceled Part Numbers and Replaced Part Numbers
This document may not include canceled part numbers and replaced part numbers. Use NPR on SIS for information about canceled part numbers and replaced part numbers. NPR will provide the current part numbers for replaced parts.Important Safety Information
Illustration 1 g02139237Work safely. Most accidents that involve product operation, maintenance, and repair are caused by failure to observe basic safety rules or precautions. An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs. A person must be alert to potential hazards. This person should also have the necessary training, skills, and tools in order to perform these functions properly. Safety precautions and warnings are provided in this instruction and on the product. If these hazard warnings are not heeded, bodily injury or death could occur to you or to other persons. Caterpillar cannot anticipate every possible circumstance that might involve a potential hazard. Therefore, the warnings in this publication and the warnings that are on the product are not all inclusive. If a tool, a procedure, a work method or operating technique that is not specifically recommended by Caterpillar is used, you must ensure that it is safe for you and for other people to use. Youshould ensure that the product will not be damaged or the product will not be made unsafe by the operation, lubrication, maintenance or the repair procedures that are used.
Improper operation, lubrication, maintenance or repair of this product can be dangerous and could result in injury or death.Do not operate or perform any lubrication, maintenance or repair on this product, until you have read and understood the operation, lubrication, maintenance and repair information.
Safety precautions and warnings are provided in this manual and on the product. If these hazard warnings are not heeded, bodily injury or death could occur to you or to other persons.The hazards are identified by the safety alert symbol which is followed by a signal word such as danger, warning, or caution. The "" safety alert symbol is shown below.
Illustration 2 g00008666This safety alert symbol means:Pay attention!Become alert!Your safety is involved.The message that appears under the safety alert symbol explains the hazard.Operations that may cause product damage are identified by "" labels on the product and in this publication.Caterpillar cannot anticipate every possible circumstance that might involve a potential hazard. The safety information in this document and the safety information on the machine are not all inclusive. You must determine that the tools, procedures, work methods, and operating techniques are safe. You must determine that the operation, lubrication, maintenance, and repair procedures will not damage the machine. Also, you must determine that the operation, lubrication, maintenance, and repair procedures will not make the machine unsafe.The information, the specifications, and the illustrations that exist in this guideline are based on information which was available at the time of publication. The specifications, torques, pressures, measurements, adjustments, illustrations, and other items can change at any time. These changes can affect the service that is given to the product. Obtain the complete, most current information before you start any job. Caterpillar dealers can supply the most current information.Part Description
Table 2
Base Metal Gray Iron Casting
Hardness Arc Spray Equipment and Procedure
Table 3
Maximum Surface Finish 3.0 Micrometer (120.00 Microinch) Ra with no tool drag-out marks
Reason for Spraying Wear
Mating Part Contact Area & Material Engine Block, Seals, and Bearing
Arc Spray Equipment Type SmartArc by Oerlikon Metco,TAFA 8830 MHU, or TAFA 8835 MHU
Wire TAFA 30T Wire Top Coat, TAFA 75B Bond Coat
Finish Thickness As Required
Finishing Allowance 0.25 to 0.37 mm (0.010 to 0.015 inch) per side
Spray Angle 90°
Substrate Pre-Heat Temperature 66° C (150° F) Do not direct arc on area to be sprayed
Substrate Temperature During Spraying Not to Exceed 148° C (300° F)