1、w MIL-B-81744A Amendment-1 23 December. 1976 MILITARY SPEC IF ICATION BARRIER COATING SOLUTION, LUBRICANT MIGRATION DETERRING .This amendment forms a part of Military Specification MIL-B-81744A, dated 31 August 1973, and is approved for use by all Departments and Agencies of the Department of Defens
2、e. PAGE 1 1.1 Line 4. Delete “in .xylene hexafluoride“ and substitute “in a fl uorochemical sol vent“. 2.1 Under Military Specifications. Delete MIL-B-B1744A/l. Under Federal Standards. Add “FED-STD-356 Comercial Packaging of Suppl es and Equipment“. PAGE 2 3.1 Line 2. Delete “2 percent“ and substit
3、ute “0;18 percent“. .Line 3. Delete “xylene hexafluoride“ and rest of paragraph, and substitute lia f 1 uorochemi cal sol vent“. i PAGE 3 3.6 Delete in its entirety. 3.7 Line 3. 0.18 5 .O05 grams“. Delete “2.0 - + 0.1 grams“ and substitute “not less than PAGE 4 4.2.2 Line 4. Delete “packaging“ and s
4、ubstitute “preservation“. r 1 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: (Code 93), Naval Air Engineering Center, Lakehurst, NJ 08733, by using the self-addressed Standardization Document I
5、mprovement Pro- posal (DD Form 1426) appearing at the end of this document or by 1 etter. Engineering Specifications and Standards Department FSC 6850 U THIS DOCUMENT CQNTAINS PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-81744A Amendm
6、ent-1 . .r PAGE 5 - 4.2.8 Delete in its entirety. PAGE 6 e- 5.1.1 Delete and substitute: “Level A and C - Unless otherwise specified, the barrier coating solution shall be packaged in quantities of 2 ounce, 8 ounce, or 16 ounce, compatible, clean, amber colored, wide mouthed glass bottles, or epoxy
7、lined metal containers for larger quantities. Screwcaps shall be polyethylene or polypropylene, with an inner liner of aluminum foil, and shall be used for glass bottles. Compatible liners shall be used for metal containers.“ 5.1.2 Delete in its entirety, 5.3 Line 5 After “Specification MIL-B-81744A
8、 add “Amendment 1 l. 6.1 Line 2 Delete “2 percent“- and substitute “O. 18 percent“. 6.1 Lines 2 and 3 Delete “xylene hexafluoride“ and substitute “a fluorochemical solvent“. PAGE 7 6.1 (cont.) Delete the last sentence. 6.3 Delete in its entirety and substitute: 6.3 The material found to meet the re
9、quirements of.this specification is FC-723 manufac- tured by 3M Company, St. Paul, MN 55101. The listing of this proprie- tary material is not to be construed as an endorsement thereof, or as precluding other materials which may prove equivalent or even superior in performance“. 6.4 Delete in its en
10、tirety. Custodians : Army - MU Navy - AS Air Force - 11 Review Acti vi ti es : Army - AV, EL Navy - OS, SH Air Force - 80 *U. S. GOVERNMENT PRINTING OFFICE: 1977-703-0201764 Preparing Activity: Navy - AS - Project No, 6850-0580 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
