Upright X26N, Service & Parts Manual

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Maintenance Torque Specifications
T
ORQUE
S
PECIFICATIONS
H
YDRAULIC
C
OMPONENTS
NOTE: Always lubricate threads with clean hydraulic oil prior to installation
Use the following values to torque hydraulic components used on UpRight Work Platforms.
Table : Torque Specifications for Hydraulic Components
F
ASTENERS
This standard applies to the preloading of fasteners measured by installation torque.
NOTE: For other preloading methods or fasteners, consult UpRight Engineering Department.
This general standard applies to all SAE and Metric fasteners, unless otherwise specified.
T
HREAD
C
ONDITION
• For lubed or zinc plated fasteners, use K = .15
• For dry unplated fasteners, use K = .20
T
ORQUE
T
ABLES
Table : Torque Specifications for SAE Fasteners
Type: SAE Part Series Cartridge Poppet Fittings Hoses
Ft/Lbs Nm Ft/Lbs Nm Ft/Lbs Nm
#4 N/A N/A N/A N/A 135-145 15-16
#6 N/A N/A 10-20 14-27 215-245 24-28
#8 25-30 34-41 25-30 34-41 430-470 49-53
#10 35-40 47-54 35-40 47-54 680-750 77-85
#12 85-90 115-122 85-90 115-122 950-1050 107-119
#16 130-140 176-190 130-140 176-190 1300-1368 147-155
SAE J429 Grade 5 SAE J429 Grade 8 SAE J429 Grade 5 SAE J429 Grade 8
Nominal
Thread Size
Clamp
Load
Tightening
Torque
Clamp
Load
Tightening
Torque
Nominal
Thread Size
Clamp
Load
Tightening
Torque
Clamp
Load
Tightening
Torque
K=.15 K=.20 K=.15 K=.20 K=.15 K=.20 K=.15 K=.20
lbs. in-lbs. in-lbs. lbs. in-lbs. in-lbs. lbs. in-lbs. in-lbs. lbs. in-lbs. in-lbs.
U
n
if
ie
d Co
ar
se
Th
re
ad
Se
ri
e
s
1/4 -20 2,000 75 100 2850 107 143
Un
ifie
d
Fin
e
Th
re
ad
Se
rie
s
1/4 -28 2,300 85 115 3250 120 163
5/16 - 18 3,350 157 210 4700 220 305 5/16-24 3,700 173 230 5200 245 325
lbs. ft-lbs. ft-lbs. lbs. ft-lbs. ft-lbs. lbs. ft-lbs. ft-lbs. lbs. ft-lbs. ft-lbs.
3/8-16 4,950 23 31 6950 32.5 44 3/8-24 5,600 26 35 7900 37 50
7/16-14 6,800 37 50 9600 53 70 7/16-20 7,550 42 55 10700 59 78
1/2-13 9,050 57 75 12800 80 107 1/2-20 10,200 64 85 14400 90 120
9/16-12 11,600 82 109 16400 115 154 9/16-18 13,000 92 122 18300 129 172
5/8-11 14,500 113 151 20300 159 211 5/8-18 16,300 128 170 23000 180 240
3/4-10 21,300 200 266 30100 282 376 3/4-16 23,800 223 298 33600 315 420
7/8-9 29,435 321 430 41550 454 606 7/8-14 32,480 355 473 45855 500 668
1-8 38,600 483 640 54540 680 900 1-12 42,270 528 704 59670 745 995