waratah HTH623C - Metric Bolt and Cap Screw Torque Values

Maintenance—General
DH10862,00000E4-19-02JUN09-1/1
MetricBoltandCapScrewTorqueValues
METRICBOLTANDCAPSCREWTORQUEVALUES—Toleranceis±10%unlessotherwisespecied
TORQ2—UN—15APR13
Top—PropertyClassandHarvesterHeadMarkings;Bottom—PropertyClassandNutMarkings
Thefollowingdataisintendedtoassistinthegeneralmaintenanceofthecarrier.Itisrecommended
thatonlygrade10.9hardwareorbetterbeused.
Class4.8Class8.8or9.8Class10.9Class12.9
Thread
Size
Lubricated
a
N·m(lb-ft)
Dry
b
N·m(lb-ft)
Lubricated
a
N·m(lb-ft)
Dry
b
N·m(lb-ft)
Lubricated
a
N·m(lb-ft)
Dry
b
N·m(lb-ft)
Lubricated
a
N·m(lb-ft)
Dry
b
N·m(lb-ft)
M6
4.7(3.5)6(4.4)9(6.6)11.5(8.5)13(9.5)16.5(12.2)15.5(11.5)19.5(14.5)
M8
11.5(8.5)14.5(10.7)22(16)28(20.5)32(23.5)40(29.5)37(27.5)47(35)
M10
23(17)29(21)43(32)55(40)63(46)80(59)75(55)95(70)
M12
40(29.5)50(37)75(55)95(70)110(80)140(105)130(95)165(120)
M14
63(46)80(59)120(88)150(110)175(130)220(165)205(150)260(190)
M16
100(74)125(92)190(140)240(175)275(200)350(255)320(235)400(300)
M18
135(100)170(125)265(195)330(245)375(275)475(350)440(325)560(410)
M20
190(140)245(180)375(275)475(350)530(390)675(500)625(460)790(580)
M22
265(195)330(245)510(375)650(480)725(535)920(680)850(625)1080(800)
M24
330(245)425(315)650(480)820(600)920(680)1150(850)1080(800)1350(1000)
M27
490(360)625(460)950(700)1200(885)1350(1000)1700(1250)1580(1160)2000(1475)
M30
660(490)850(625)1290(950)1630(1200)1850(1350)2300(1700)2140(1580)2700(2000)
M33
900(665)1150(850)1750(1300)2200(1625)2500(1850)3150(2325)2900(2150)3700(2730)
M36
1150(850)1450(1075)2250(1650)2850(2100)3200(2350)4050(3000)3750(2770)4750(3500)
a
"Lubricated"meanscoatedwithalubricantsuchasengineoil,orfastenerswithphosphateandoilcoatings.
b
"Dry"meansplainorzincplatedwithoutanylubrication.
CAUTION:Useonlymetrictoolsonmetrichardware.Other
toolsmaynottproperly.Toolmayslipandcauseinjury.
DONOTusethesevaluesifadifferenttorquevalueortightening
procedureisgivenforaspecicapplication.T orquevalueslistedare
forgeneraluseonly.Checktightnessoffastenersperiodically.
Shearboltsaredesignedtofailunderpredeterminedloads.Always
replaceshearboltswithidenticalpropertyclass.
Fastenersshouldbereplacedwiththesameorhigherpropertyclass.
Ifhigherpropertyclassfastenersareused,theseshouldonlybe
tightenedtothestrengthoftheoriginal.
Makesurefastenerthreadsarecleanandthatyouproperlystartthread
engagement.Thiswillpreventthemfromfailingwhentightening.
Tightenplasticinsertorcrimpedsteel-typelocknutstoapproximately
50percentofthedrytorqueshowninthechart,appliedtothenut,
nottothebolthead.Tightentoothedorserrated-typelocknutstothe
fulltorquevalue.
3-3-4
053122
PN=74