Case 570ST The KING - Electrical Systems - Basic Instructions - Standard Torque Data for Hydraulics

INTRODUCTION
Electricalsystems-Basicinstructions-Standardtorquedatafor
hydraulics
INSTALLATIONOFADJUSTABLEFITTINGS
INSTRAIGHTTHREADORINGBOSSES
1.LubricatetheO-ringbycoatingitwithalightoilor
petroleum.InstalltheO-ringinthegrooveadjacent
tothemetalbackupwasherwhichisassembledatthe
extremeendofthegroove(4).
2.InstallthettingintotheSAEstraightthreadbossuntil
themetalbackupwashercontactsthefaceoftheboss
(5).
NOTE:Donotovertightenanddistortthemetal
backupwasher.
3.Positionthettingbyturningout(counterclockwise)
uptoamaximumofoneturn.Holdingthepadofthe
ttingwithawrench,tightenthelocknutandwasher
againstthefaceoftheboss(6).
230856591
STANDARDTORQUEDATAFORHYDRAULICTUBESANDFITTINGS
TUBENUTSFOR37°FLAREDFITTINGSO-RINGBOSSPLUGS
ADJUSTABLEFITTING
LOCKNUTS,SWIVEL
JIC-37°SEATS
SIZETUBINGOD
THREAD
SIZE
TORQUETORQUE
4
6.4mm(1/4in)7/16-2012–16N·m(9–12lbft)8–14N·m(6–10lbft)
5
7.9mm(5/16in)1/2-2016–20N·m(12–15lbft)14–20N·m(10–15lbft)
6
9.5mm(3/8in)9/16-1829–33N·m(21–24lbft)20–27N·m(15–20lbft)
8
12.7mm(1/2in)3/4-1647–54N·m(35–40lbft)34–41N·m(25–30lbft)
10
15.9mm(5/8in)7/8-1472–79N·m(53–58lbft)47–54N·m(35–40lbft)
12
19.1mm(3/4in)1-1/16-12104–111N·m(77–82lbft)81–95N·m(60–70lbft)
14
22.2mm(7/8in)1-3/16-12122–136N·m(90–100lbft)95–109N·m(70–80lbft)
16
25.4mm(1in)1-5/16-12149–163N·m(110–120lbft)108–122N·m(80–90lbft)
20
31.8mm(1-1/4in)1-5/8-12190–204N·m(140–150lbft)129–158N·m(95–115lbft)
24
38.1mm(1-1/2in)1-7/8-12217–237N·m(160–175lbft)163–190N·m(120–140lbft)
32
50.8mm(2in)2-1/2-12305–325N·m(225–240lbft)339–407N·m(250–300lbft)
Thesetorquesarenotrecommendedfortubesof12.7mm(1/2in)ODandlargerwithwallthicknessof0.889mm
(0.035in)orless.Thetorqueisspeciedfor0.889mm(0.035in)walltubesoneachapplicationindividually.
Beforeinstallingandtorquing37°aredttings,cleanthefaceoftheareandthreadswithacleansolventorLoctite
cleanerandapplyhydraulicsealanttothe37°areandthethreads.
Installttingandtorquetospeciedtorque,loosenttingandretorquetospecications.
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