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A new ASTM International standard that covers annular ball bearings intended primarily for use in instrument and precision rotating components has been developed as a conversion of a U.S. military standard, MIL-B-81793F, Annular Ball Bearings, for Instruments and Precision Rotating Components. The new standard, F 2332 , Specification for Annular Ball Bearings for Instruments and Precision…
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When ASTM International Committee F38 on Unmanned Aircraft Systems was formed in 2003, it is safe to say no one on the committee was thinking about catapults and trebuchets. However, a study of these medieval devices was integral to the development of a new F38 standard, F 2585 , Specification for Design and Performance of Pneumatic-Hydraulic Unmanned Aircraft System (UAS) Launch System. F 2585…
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ASTM International Committee D10 on Packaging is reactivating Subcommittee D10.19 on Recycling/Disposability. All interested parties, particularly those who are concerned and knowledgeable about worldwide packaging and recycling issues, are invited to join in the standards developing activities of D10.19. Jan Gates, subcommittee chair, and principal packaging engineer at Abbott Vascular, hopes…
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All interested parties are invited to attend the meetings of ASTM International Committee F38 on Unmanned Aircraft Systems on Nov. 13 and 14, during the November Committee Week in Atlanta, Georgia. The subjects to be discussed at the meeting are sense-and-avoid, terminology, launchers, visual range flight practices, commercial pilot practices and manufacturing quality assurance practice. One trio…
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Having the necessary documentation to maintain and repair any sort of aircraft is of the utmost importance. With this in mind, ASTM International Committee F38 on Unmanned Aircraft Systems has developed a new standard, F 2584 , Practice for Maintenance and Development of Maintenance Manuals for Light Unmanned Aircraft System (UAS). The new practice, which is under the jurisdiction of Subcommittee…
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ASTM International Committee D10 on Packaging is currently inviting all interested parties to join a new D10 subcommittee, D10.97 on University Liaison. According to S. Paul Singh, professor, school of packaging, Michigan State University, and chair of D10’s division I, the purpose of the new subcommittee is twofold. “We want to allow university programs that teach and research in packaging to be…
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ASTM International Committee F34 on Rolling Element Bearings is seeking participation in a new activity on measuring the cleanliness and wetability of bearing components. Because aerospace customers currently use many different methods of testing ball bearings, the goal of the activity is to work toward a consistent method for measuring cleanliness and wetability, as well as to analyze the…
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The U.S. Department of Defense recently adopted a commercial standard to govern the performance of automated sense and avoid systems it procures for its unmanned aircraft. The standard, ASTM F 2411, Specification for Design and Performance of an Airborne Sense-and-Avoid System, was developed last year by ASTM Internationals F38 Committee on Unmanned Aircraft Systems, whose members represent a…
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ASTM International Committee D10 on Packaging has formed a new task group to investigate the possibilities of radio frequency identification (RFID) as a means of tracking packages. The task group is under the jurisdiction of Subcommittee D10.18 on Miscellaneous Packaging. The purpose of the task group is to develop standards to evaluate the performance of RFID tags used on packaging and…