Acquisition Source
Legacy CDMS
Date Acquired
September 6, 2013
Publication Date
November 1, 1944
Report/Patent Number
NACA-WR-W-47NACA-ARR-4J06Report Number: NACA-WR-W-47Report Number: NACA-ARR-4J06 Accession Number
93R22495
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Keywords
PISTON RINGS-RUNNING-INENGINES, TEST-WAUKESHA CFRPISTONS-FRICTIONPISTON RINGS-WEARENGINE CYLINDERS-WEARPISTON RINGS-FRICTIONPHOTOMICROPHRAPHS-SURFACE ROUGHNESSTESTING MACHINES, TENSION-PISTON RINGSTRANSFER MACHINES-MITPISTON RINGS-PERFECT CIRCLE