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S9086-H7-STM-0100910-LP-109-9492REVISION 8NAVAL SHIPS’ TECHNICAL MANUALCHAPTER 262LUBRICATING OILS,GREASES, SPECIALTYLUBRICANTS, ANDLUBRICATION SYSTEMSTHIS CHAPTER SUPERSEDES CHAPTER 262 Rev 7 DATED 1 APR.DISTRIBUTION STATEMENT C: DISTRIBUTION AUTHORIZED TO U.S. GOVERNMENTAGENCIES AND THEIR CONTRACTORS; ADMINISTRATIVE AND OPERATIONAL USE(31 JANUARY). OTHER REQUESTS FOR THIS DOCUMENT WILL BE REFERREDTO THE NAVAL SEA SYSTEMS COMMAND (05P25).WARNING: THIS DOCUMENT CONTAINS TECHNICAL DATA WHOSE EXPORT ISRESTRICTED BY THE ARMS EXPORT CONTROL ACT (TITLE 22, U.S.C., SEC. 2751, ETSEQ.) OR THE EXPORT ADMINISTRATION ACT OF 1979, AS AMENDED, TITLE 50,U.S.C., APP. 2401 ET SEQ. VIOLATIONS OF THESE EXPORT LAWS ARE SUBJECT TOSEVERE CRIMINAL PENALTIES. DISSEMINATE IN ACCORDANCE WITH PROVISIONSOF DOD DIRECTIVE 5230.25.DESTRUCTION NOTICE: DESTROY BY ANY METHOD THAT WILL PREVENT DISCLOSURE OF CONTENTS OR RECONSTRUCTION OF THE DOCUMENT.PUBLISHED BY DIRECTION OF COMMANDER, NAVAL SEA SYSTEMS COMMAND.1 JUN TITLE-1 / (TITLE-2 @@

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S9086-H7-STM-010REVISION RECORDREVISIONNO.DATETITLE AND/OR BRIEF DESCRIPTION/PREPARING ACTIVITY71 AUG 81 JUN PARAGRAPH(S) 262-2.1.2.2, 262-4.1.6 AND 262-5.3.8TABLE(S) 262-2-2. AND 262-4-3.TMDERS INCLUDED: N65540-05-DU04ITEM 1. INCORPORATE GUIDANCE FOR DETERMINING CLEAR ANDBRIGHT ON MIL-PRF-17331(2190) THAT HAS TURNED VERY DARK, MAKING IT DIFFICULT TO ASSESS OIL QUALITY.ITEM 2. CHANGE WORDING FOR LINE SHAFT BEARINGS USING DIESELENGINE OIL TO BE CONSISTENT WITH THE WORDING FOR USING MILPRF-17331.ITEM 3. ADD FLASH POINT TESTING GUIDANCE TO SHIPBOARD TESTINGOF MIL-PRF-17331 (2190 TEP) FOR THOSE SHIPS THAT HAVE ELECTRICHEATERS IN THEIR PURIFIER HEATERS FOR MRG/CPPS.ITEM 4. CHANGE ACIDITY TESTING PERIODICITY FOR ALL DIESELSUSING THE SHIPBOARD DIESEL ENGINE LUBRICATING OIL TEST KIT(NSN 6630-01- 096-4792) OR KITTIWAKE OIL TEST CENTER TO EVERY 500HRS UNLESS OTHERWISE DIRECTED BY PMS OR OTHER GUIDANCE.SOME DIESEL ENGINES ARE IN THE DIESEL READINESS SYSTEM PROGRAM AND HAVE OTHER REQUIREMENTS.ITEM 5. UPDATE SHIPBOARD TESTING OF MIL-PRF-23699.ITEM 6. UPDATE APPENDIX A - DELETE THE COLUMN UNDER “TYPICALNOAP SAMPLING PERIODICITY” FROM THIS CHART. IT NO LONGERAPPLIES.ITEM 7. UPDATE TABLE 262-4-1.PARAGRAPH(S) 262-5.1.1, 262-5.1.2.1, 262-5.1.4, 262-5.3.2.1, 262-5.3.5,262-5.3.5.1, 262-5.3.5.2, 262-5.4.2 AND 262-5.4.3TABLE(S) 262-4-1. AND A-1TMDERS INCLUDED: N65540-04-TC06, N65540-09-DU16REVISION RECORD-1 / (REVISION RECORD-2 Blank)

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S9086-H7-STM-010TABLE OF CONTENTSChapter/Paragraph262SECTION 1PageLUBRICATING OILS, GREASES, SPECIALTY LUBRICANTS, ANDLUBRICATION SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1LUBRICATION FUNDAMENTALS . . . . . . . . . . . . . . . . . . . . . . . . . .1-1262-1.1 INTRODUCTION . . . . . . . . . . .262-1.1.1 GENERAL. . . . . . . . . . .262-1.1.2 FRICTION AND WEAR. . .262-1.1.3 CORROSION PROTECTION.1-11-11-11-1262-1.2 IMPORTANT PROPERTIES OF LUBRICANTS262-1.2.1 VISCOSITY. . . . . . . . . . . . . . . . .262-1.2.2 VISCOSITY INDEX (VI). . . . . . . . .262-1.2.3 CLOUD POINT AND POUR POINT. . .262-1.2.4 FLASH POINT AND FIRE POINT. . . .262-1.2.5 NEUTRALIZATION NUMBER. . . . .262-1.2.6 TOTAL BASE NUMBER. . . . . . . . .262-1.2.7 WATER CONTENT. . . . . . . . . . . .262-1.2.8 DEMULSIBILITY. . . . . . . . . . . . .262-1.2.9 HARDNESS. . . . . . . . . . . . . . . .262-1.2.10 DROPPING POINT. . . . . . . . . . . .262-1.2.11 WATER WASHOUT. . . . . . . . . . . .262-1.2.12 LOAD CARRYING ABILITY. . . . . . .1-11-11-31-31-31-31-31-31-31-41-41-41-4. . . . . . . . . . . . . . . . . . . .2-1SECTION 2.LUBRICANT TYPES AND APPLICATIONS262-2.1 TYPES OF LUBRICANTS . . . . . . . . . . . . . . . . . . . . . . . . .262-2.1.1 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . .262-2.1.2 LUBRICATING OILS. . . . . . . . . . . . . . . . . . . . . . . .262-2.1.2.1 Steam Turbine Lubricating Oil. . . . . . . . . . . . .262-2.1.2.2 Reciprocating Internal Combustion Engine (R.I.C.E.)262-2.1.2.3 Gas Turbine Oils. . . . . . . . . . . . . . . . . . . .262-2.1.2.4 Refrigerant Compressor Oils. . . . . . . . . . . . . .262-2.1.2.5 Gear Oils. . . . . . . . . . . . . . . . . . . . . . . .262-2.1.3 GREASES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-2.1.3.1 Ball and Roller Bearing Greases. . . . . . . . . . . .262-2.1.3.2 Wire Rope Exposed Gear Greases. . . . . . . . . . .262-2.1.3.3 Electric Motor Ball and Roller Bearing Greases. . .262-2.1.3.4 General Purpose Greases. . . . . . . . . . . . . . . .262-2.1.3.5 Plug Valve Grease. . . . . . . . . . . . . . . . . . . .262-2.1.3.6 Grease Application. . . . . . . . . . . . . . . . . . .262-2.1.4 SOLID LUBRICANTS. . . . . . . . . . . . . . . . . . . . . . .262-2.1.5 SPECIALTY LUBRICANTS. . . . . . . . . . . . . . . . . . . .262-2.2. . . . . . . . .Oil. . . . . . . . . . . . . . . . . . . . . . . . -4PROCUREMENT OF NAVY LUBRICANT . . . . . . . . . . . . . . . . . . . . . . .2-5i

S9086-H7-STM-010TABLE OF CONTENTS - ContinuedChapter/ParagraphPageSECTION 3ESSENTIALS OF LUBRICATION SYSTEMS . . . . . . . . . . . . . . . . . . . .3-1262-3.1INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1262-3.2 TYPICAL LUBE OIL SYSTEM INSTALLATIONS . .262-3.2.1 STEAM TURBINE/REDUCTION GEAR LUBE262-3.2.2 DIESEL ENGINE LUBE OIL SYSTEM. . . . .262-3.2.3 GAS TURBINE LUBE OIL SYSTEM . . . . .262-3.2.3.1 Introduction. . . . . . . . . . . . . .262-3.2.3.2 General. . . . . . . . . . . . . . . . .262-3.2.3.3 System Features. . . . . . . . . . . .262-3.3. . . . . . . . .OIL SYSTEM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-23-23-23-23-23-23-4CENTRIFUGAL PURIFIER SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . .3-5262-3.4 OPERATION OF LUBRICATION SYSTEMS . . . . . .262-3.4.1 GENERAL. . . . . . . . . . . . . . . . . . . . . .262-3.4.2 PREPARING THE SYSTEM FOR USE. . . . . .262-3.4.3 OIL PRESSURE. . . . . . . . . . . . . . . . . . .262-3.4.4 LUBE OIL SYSTEM CORRECTIVE ACTIONS.262-3.6 CENTRIFUGAL PURIFIERS . . . . . . . . . . . . . . . . . . . .262-3.6.1 GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . .262-3.6.2 CAPABILITIES. . . . . . . . . . . . . . . . . . . . . . . .262-3.6.3 LIMITATIONS. . . . . . . . . . . . . . . . . . . . . . . .262-3.6.4 DESCRIPTION OF CENTRIFUGAL PURIFIERS. . . .262-3.6.4.1 Solids-Retaining (Manual Cleaning) Purifiers.262-3.6.4.2 Solids-Ejecting (Self-Cleaning) Purifiers. . .262-3.6.5 CARE AND RENOVATION OF SYSTEM OIL . . . . .262-3.6.5.1 Introduction. . . . . . . . . . . . . . . . . . .262-3.6.5.2 Diesel Engine System Oil. . . . . . . . . . .262-3.6.5.3 Propulsion Gear System Oil. . . . . . . . . .262-3.6.5.4 Renovation of Oil While Underway. . . . . .262-3.6.5.5 Renovation of Emulsified Oil. . . . . . . . -14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-15ii.3-93-93-10.262-3.5 EFFECT OF WATER IN THE OIL . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-3.5.1 GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-3.5.2 POINTS AT WHICH WATER ENTERS THE LUBE OIL SYSTEM. . . . .262-3.8 FLUSHING OF LUBE OIL SYSTEMS . . . . . . . . . .262-3.8.1 INTRODUCTION. . . . . . . . . . . . . . . . . .262-3.8.2 GENERAL GUIDELINES. . . . . . . . . . . . . .262-3.8.2.1 Preliminary Sump and Tank Cleaning.262-3.8.2.2 Hydrostatic Testing of the System. . .262-3.8.2.3 Flushing Strainer Filter Bags. . . . . .262-3.8.2.4 Timing of Flush. . . . . . . . . . . . .3-53-53-63-73-7CARE OF NEW LUBE OIL.262-3.7. . . . . . .3-153-153-163-163-163-173-17

S9086-H7-STM-010TABLE OF CONTENTS - 2-3.8.5262-3.8.6262-3.8.7MAIN (PROPULSION), SSTG, AND SHAFT LUBE OIL SYSTEMFLUSH. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-3.8.3.1 Initial Flush (Piping Only - Bearings and ComponentsJumpered). . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-3.8.3.2 Final Flush (Piping, Bearings, and Components Included inFlushing Loop). . . . . . . . . . . . . . . . . . . . . . . . . .REDUCTION GEAR SYSTEMS USING MIL-L-9000 (MS 9250) ANDMIL-L-2104 (15W40) OIL. . . . . . . . . . . . . . . . . . . . . . . . . .DIESEL ENGINE LUBE OIL SYSTEM FLUSH. . . . . . . . . . . . . . .LUBE OIL FILL, TRANSFER, AND PURIFICATION SYSTEM FLUSH.SELF-OILING BEARINGS. . . . . . . . . . . . . . . . . . . . . . . . . . .262-3.9 MISCELLANEOUS LUBE OIL SYSTEM CLEANING REQUIREMENTS262-3.9.1 REMOVING WATER FROM POCKETS. . . . . . . . . . . . . . .262-3.9.2 SUMP TANK INSPECTION. . . . . . . . . . . . . . . . . . . . . .262-3.9.3 USE OF WASTE RAGS IN OIL TANKS. . . . . . . . . . . . . . 3-213-213-213-21262-3.11LUBE OIL SYSTEM INSPECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . .3-23SECTION 4NAVY OIL ANALYSIS PROGRAM (NOAP) . . . . . . . . . . . . . . . . . . . . .4-1262-3.10 LUBE262-3.10.1262-3.10.2262-3.10.3262-4.1 ON 5OIL SYSTEM PRECAUTIONS . .OPEN SYSTEM PRECAUTIONS.LEAKAGE. . . . . . . . . . . . . .SAFETY PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .INTRODUCTION. . . . . . . . . . . . . . . . . . . .PURPOSE OF NOAP. . . . . . . . . . . . . . . . . .PHYSICAL PROPERTIES TESTING. . . . . . . . .SPECTROGRAPHIC ANALYSIS. . . . . . . . . . . .IMPORTANCE OF OIL ANALYSIS AT CUSTOMERCUSTOMER RESPONSIBILITIES. . . . . . . . . . .NOAP SAMPLING. . . . . . . . . . . . . . . . . . .DEPLOYMENT PROCEDURES. . . . . . . . . . . .SPECIAL PRECAUTIONS. . . . . . . . . . . . . . .COMPLETING FORM DD-2026. . . . . . . . . . . .4-14-14-14-14-14-14-14-34-34-84-8LUBRICATING OIL SHIPBOARD TESTING AND USE LIMITS . . . . . . . .5-1262-5.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . .262-5.1.1 GENERAL. . . . . . . . . . . . . . . . . . . . .262-5.1.2 CLEAR AND BRIGHT TEST. . . . . . . . . . .262-5.1.3 TRANSPARENCY, VISIBLE SEDIMENT, ANDAND WATER (B S & W) TESTS. . . . . . .262-5.1.3.1 Transparency Test. . . . . . . . . . .262-5.1.3.2 Visible Sediment Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .LEVEL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .BOTTOM SEDIMENT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-15-15-2. . . .5-45-45-4iii

S9086-H7-STM-010TABLE OF CONTENTS - ContinuedChapter/ParagraphPage262-5.1.3.3 Bottom Sediment & Water Test. . . . . . . . . . . . . . . . . . .Flashpoint. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-45-5262-5.2 MIL-L-17331 (MS 2190TEP) USE LIMITS. . . . . . . . . . . . . . . . . . . . . . .262-5.2.1 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-65-6262-5.3 SHIPBOARD TESTING OF MIL-L-9000 (MS 9250) LUBE OIL . . . . . . . . . .262-5.3.1 GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.2 Diesel Engine Oil Testing Using SHIPBOARD DIESEL ENGINE LUBEOIL TEST KIT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.2.1 VISCOSITY TESTING. . . . . . . . . . . . . . . . . . . . . . . .262-5.3.2.2 ACIDITY TESTING. . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.3 MIL-L-9000 (MS 9250) USE LIMITS IN INTERNAL COMBUSTIONENGINES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.4 MIL-L-9000 OIL DRAIN PERIODS. . . . . . . . . . . . . . . . . . . . . . .262-5.3.5 SHIPBOARD TESTING OF MIL-PRF-9000 (MS 9250) OIL OR OTHERDIESEL ENGINE OIL, USED IN MAIN REDUCTION GEARS ANDLINE SHAFT BEARINGS. . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.6 DIESEL ENGINE OIL TESTING USING NSWCCD VISCOSITY METER,NSWCCD FUEL DILUTION METER, AND NSWCCD TOTAL BASENUMBER METER. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.7 USE REQUIREMENTS FOR MIL-L-9000 USING NSWCCD DIESELMETERS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.8 DIESEL ENGINE TESTING USING THE KITTIWAKE OIL TESTCENTER. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262-5.3.9 USE REQUIREMENTS FOR MIL-L-9000 USING KITTIWAKE OTC. . .262-5.3.10 STANDARDS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-65-6262-5.1.4262-5.4 SHIPBOARD TESTING OF MIL-L-23699 LUBE OIL . .262-5.4.1 GENERAL. . . . . . . . . . . . . . . . . . . . . . .262-5.4.2 PERIODIC INSPECTION. . . . . . . . . . . . . . .262-5.4.3 Mineral Oil Contamination. . . . . . . . . . . . . .SECTION 6262-6.1iv.5