1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Para. No. Revisions1980 12 16 3.1.2 Was 0.0001 in min1974 10 17 Released CW2D-759906-7Page 1 of 2RESIN BONDED SOLID FILM LUBRICANT ESA-M13P1-A1. SCOPEThe material defined by this specification is a dry film lubricant, resinbon
2、ded, intended for the coating of metallic parts to materially lowerthe coefficient of friction and minimize metallic adhesion of partsoperating dry.2. APPLICATIONThis specification was released originally for material used for coatingbrake adjusting screws.3. REQUIREMENTS3.1 FINISHShall be free of c
3、racks, blisters and foreign material and shall becontinuous, homogeneous coating applied as follows:3.1.1 Phosphate coat, coating thickness 0.0001-0.0004 in (3-10m)3.1.2 Coat with solid film lubricant ESA-M99C38-A;film thickness 0.0001-0.0021 (3-53 m)3.2 SALT SPRAY TEST 10 % rust on parts, max(ASTM
4、B 117, 48 h exposure)3.3 BRAKE FLUID IMMERSIONFinished parts immersed in ESA-M6C25-A brake fluid for 3 days at 70C shall show no evidence of film failure.3.4 GASOLINE IMMERSIONFinished parts immersed in commercial gasoline for 3 days at roomtemperature shall show no signs of film failure.3.5 FILM TH
5、ICKNESSThe minimum solid film thickness shall be at least 0.0001 in (3 m)greater than the phosphate coating, total thickness 0.0002-0.0025in (5-64 m). (Microscopic method using an acrylic mounted sectionpreferred.)ENGINEERING MATERIAL SPECIFICATIONESA-M13P1-APage 2 of 23.6 SUPPLIERS RESPONSIBILITYMa
6、terial supplied to this specification must be equivalent to thatOriginally approved. Changes in formulation or processing shallnot be made without prior approval as described in SupplierProcedure I-A.4. APPROVAL OF SUPPLIERSSuppliers to this specification must be approved by the affected productengineering office. Procedure for gaining approval of a specificmaterial to a new/existing ES-M specification is contained in SupplierProcedure I-A. Approved new suppliers will be added to the Engineeringmaterials Approved Source List.
