Case 580N EP - Page 56

INTRODUCTION
Torquesforfour-boltangeconnections(Inchgrade8)
Bolt
Length
Bolt
(SAECode61)
Torque
(SAECode61)
Bolt
(SAECode62)
Torque
(SAECode62)
13mm(0.5in)5/16–1834N·m(25.1lbft)5/16–1834N·m(25.1lbft)
19mm(0.75in)3/8-1663N·m(46.5lbft)3/8-1663N·m(46.5lbft)
25mm(1.0in)3/8-1663N·m(46.5lbft)
7/16-14
97N·m(71.5lbft)
32mm(1.25in)
7/16-14
97N·m(71.5lbft)1/2-13158N·m(116.5lbft)
38mm(1.5in)1/2-13158N·m(116.5lbft)5/8-11310N·m(228.6lbft)
51mm(2.0in)1/2-13158N·m(116.5lbft)3/4-10473N·m(348.9lbft)
64mm(2.5in)1/2-13158N·m(116.5lbft)
——
76mm(3.0in)5/8-11310N·m(228.6lbft)
——
89mm(3.5in)5/8-11310N·m(228.6lbft)
——
102mm(4.0in)5/8-11310N·m(228.6lbft)
——
127mm(5.0in)5/8-11310N·m(228.6lbft)
——
NOTE:Finaltorquetolerance+/–10%ofthegiventorquespecication.
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