1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 11 17 N-STATUS No known use. No replacement named D. DiGregorio, NA 2003 12 10 Revised Para 3.0 inserted; paras 3.1, 3.2, 3.3, 3.11 and 4 deleted 1992 08 27 Released NE01-E-10127076-066 R. Romano Printed copies are uncontrolled Copyright
2、2009, Ford Global Technologies, LLC Page 1 of 1 PRELUBRICANT, ANTI-WEAR WSE-M99C121-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE This material specification defines the minimum acceptable performance requirements and physical/chemical properties of an anti-wear pre-lubricant used to aid in break-in of e
3、ngine components. 2. APPLICATION This specification was originally released for a material to be applied to distributor and camshaft gears prior to initial start-up to allow break-in without causing scoring or excessive wear of the distributor gear. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PROD
4、UCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 COMPOSITION This material will be composed of a secondary alkyl zinc dithiophosphate, nominally 90 % by weight, in a mineral oil. 3.5 VISCOSITY (ASTM D 445) At 100 C 11.3 - 11.5 mm2/s 3.6 DENSITY at 15 C 1.16 - 1.18 g/cm3(ASTM D 1298) 3.7 FLASH POINT 102 118 C (ASTM D 92) 3.8 PHOSPHORUS 9.3 - 9.7 % wt (ASTM D 4951) 3.9 ZINC 9.0 - 11.2% wt (ASTM D 4951) 3.10 SULFUR 19.0 - 21.6% wt (ASTM D 4951)
