Case 885B - 37 Degree Flare Fitting Torque; Straight Threads with O-Ring Torque; Split Flange Mounting Bolts Torque

6-46530 ENG Issued 07-11 Printed in Brazil
1001-5
Steel Hydraulic Fittings
Tube OD
Hose ID
Thread
Size
Pound-
Inches
N.m
37 DEGREE FLARE FITTING
1/4"
(6.4 mm)
7/16 - 20 6 - 12 8 - 16
5/16"
(7.9 mm)
1/2 - 20 8 - 16 11 - 22
3/8"
(9.5 mm)
9/16 - 18 10 - 20 14 - 34
1/2"
(12.7 mm)
3/4 - 16 15 - 42 20 - 56
5/8"
(15.9 mm)
7/8 - 14 25 - 58 34 - 78
3/4"
(19.0 mm)
1-1/16 - 12 40 - 80 54 - 108
7/8"
(22.2 mm)
1-3/16 - 12 60 - 100 81 - 135
1.0"
(25.4 mm)
1-5/16 - 12 75 - 117 102 - 158
1-1/4"
(31.8 mm)
1-5/8 - 12 125 - 165 169 - 223
1-1/2"
(38.1 mm)
1-7/8 - 12 210 - 250 285 - 338
SPLIT FLANGE MOUNTING BOLTS
Size (inch) Pound-Inches N.m
5/16 - 18 15 - 20 20 - 27
3/8 - 16 20 - 25 27 - 34
7/16 - 14 35 - 45 47 - 61
1/2 - 13 55 - 65 74 - 88
5/8 - 11 140 - 150 190 - 203
Tube OD
Hose ID
Thread
Size
Pound-
Inches
N.m
STRAIGHT THREADS wITH O-RING
1/4"
(6.4 mm)
7/16 - 20 12 - 19 16 - 25
5/16"
(7.9 mm)
1/2 - 20 16 - 25 22 - 34
3/8"
(9.5 mm)
9/16 - 18 25 - 40 34 - 54
1/2"
(12.7 mm)
3/4 - 16 42 - 67 57 - 90
5/8"
(15.9 mm)
7/8 - 14 58 - 92 79 - 124
3/4"
(19.0 mm)
1-1/16 - 12 80 - 128 108 - 174
7/8"
(22.2 mm)
1-3/16 - 12 100 - 160 136 - 216
1.0"
(25.4 mm)
1-5/16 - 12 117 - 187 159 - 253
1-1/4"
(31.8 mm)
1-5/8 - 12 165 - 264 224 - 357
1-1/2"
(38.1 mm)
1-7/8 - 12 250 - 400 339 - 542