LEADER 01648nam 2200445I 450 001 9910707714503321 005 20161121141345.0 035 $a(CKB)5470000002467407 035 $a(OCoLC)963859385 035 $a(EXLCZ)995470000002467407 100 $a20161121d2016 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aEvaluation for loss of lubrication performance of black oxide, superfinished, and as-ground surfaces for use in rotorcraft transmissions /$fby Mark R. Riggs and Stephen P Berkebile, Nikhil K Murthy 210 1$aAberdeen Proving Ground, MD :$cUS Army Research Laboratory,$d2016. 215 $a1 online resource (vi, 34 pages) $ccolor illustrations 225 1 $aARL-TR ;$v7815 300 $a"Sep 2016." 320 $aIncludes bibliographical references (page 27). 606 $aLubrication systems 606 $aBearings (Machinery) 606 $aHelicopters$xLubrication 606 $aHelicopters$xTransmission devices 615 0$aLubrication systems. 615 0$aBearings (Machinery) 615 0$aHelicopters$xLubrication. 615 0$aHelicopters$xTransmission devices. 700 $aRiggs$b Mark R.$01420126 702 $aBerkebile$b Stephen P. 702 $aMurthy$b Nikhil 712 02$aU.S. Army Research Laboratory, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910707714503321 996 $aEvaluation for loss of lubrication performance of black oxide, superfinished, and as-ground surfaces for use in rotorcraft transmissions$93536931 997 $aUNINA