26-samss-056

 

Materials System Specification  26-SAMSS-056

16 March 2009

Diesel Engine Oil CF Lubrication Systems and Lubricants Standards Committee Members Odan, Nabeel Mohammad, Chairman Asiri, Saeed Mohammad, Vice Chairman Khowaiter, Abdul Rahman Othman Abbad, Ahmed Ibrahim Abbad, Hussain Ali Omar, Ahmed Ali Nasr Bedaiwi, Khalid Ahmed Nguyen, Linh Van Khazandar, Marwan Mohammad Jamea, Khalid Hamad Shuhail, Yousuf Saleh

Saudi Aramco DeskTop Standards Table of Contents  1 2 3 4 5 6

Scope............................................................ Conflicts and Deviations................................ References.................................................... Requirements................................................ Qualification................................................... Identification..................................................

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Previous Issue: 28 February 2006 Next Planned Update: 16 March 2014 Page 1 of 3 Primary contact: Asiri, Saeed Mohammad on 966-3-8760134 Copyright©Saudi Aramco 2009. All rights reserved.

Document Responsibility: Lubrication Systems and Lubricants Issue Date: 16 March 2009 Next Planned Update: 16 March 2014

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26-SAMSS-056 Diesel Engine Oil CF

Scope This Specification describes the requirements of engine oil to be used in diesel engines requiring a monograde SAE 40 crankcase oil, excluding EMD, operating on Saudi Aramco Diesel Fuel. It is also for use in all automotive manual transmissions, Allison V drives, Caterpillar hydraulic systems and other mobile equipment systems where crankcase oils of SAE 30 or 40 grades are called for. It is also suitable for gasoline engines.

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Conflicts and Deviations 2.1

Any conflicts between this Specification and other applicable Saudi Aramco Materials System Specifications (SAMSSs), Engineering Standards (SAESs), Standard Drawings (SASDs) or industry standards, codes and forms shall be resolved in writing by the Company or Buyer Representative through the Manager, Consulting Services Department, Saudi Aramco, Dhahran.

2.2

Direct all requests to deviate from this Specification in writing to the Company or Buyer Representative, who shall follow internal company waiver procedure and forward such requests to the Manager, Consulting Services Department, Saudi Aramco, Dhahran.

References Material or equipment supplied to this Specification shall comply with the latest edition of the references listed below, unless otherwise noted. American Society for Testing and Materials

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ASTM D874

Standard Test Method for Sulfated Ash from Lubricating Oils and Additives

ASTM D2896

Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration

Requirements The oil shall be blended from HVI virgin basestocks free from suspended solids, water and other impurities and formulated to meet the following: Viscosity Grade

: SAE 40

For API Service CF Sulphated Ash, (ASTM D874) mass %

: 1.5 maximum

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Document Responsibility: Lubrication Systems and Lubricants Issue Date: 16 March 2009 Next Planned Update: 16 March 2014

Total Base Number (ASTM D2896) 5

26-SAMSS-056 Diesel Engine Oil CF

: 9.0 minimum

Qualification The supplier shall provide evidence of qualification as stipulated above together with a 1-liter sample against which all supplies of the respective product must comply within industry accepted tolerances. Initial qualification and any subsequent formulation changes must be approved by the Responsible Standardization Agency.

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Identification Each container shall be marked respectively as follows: 

Saudi Aramco Diesel Engine Oil CF

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Material Master Number 1000173525 or 1000173540

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Fill date and location

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Batch Number

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Blender's Name or other identification

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Saudi Aramco Purchase Order Number.

Commentary Note: The Material Master Number varies based on container size.

16 March 2009

Revision Summary Revised the "Next Planned Update.” Reaffirmed the contents of the document, and reissued with no other changes.

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