Dodge RAM TRUCK 1500 1995 Service Manual page 31

26 INTRODUCTION
M E A S U R E M E N T A N D T O R Q U E S P E C I F I C A T I O N S
INDEX
page
Metric and English/SAE Conversion 26
Specification Notations 26
SPECIFICATION NOTATIONS
W A R N I N G : THE U S E OF INCORRECT ATTACHING
H A R D W A R E CAN R E S U L T IN COMPONENT DAM­
A G E AND/OR P E R S O N A L INJURY.
It is important to retain the original attaching
hardware for assembly of the components. If the at­
taching hardware is not reusable, hardware with
equivalent specifications must be used.
METRIC AND ENGLISH/SAE CONVERSION
The following chart will assist in converting metric
units to equivalent English and SAE units, or vise
versa.
TORQUE SPECIFICATIONS
TORQUE CHARTS
A torque chait for fasteners is provided at the end
of each group (of service information). Refer to the
page
Torque Specifications 26
Torque Specifications chart to determine torque val­
ues not listed in the group.
It is important to be aware that the torque values
listed in the chart are based on clean and dry bolt
threads. Reduce the torque value by 10 percent when
the bolt threads are lubricated and by 20 percent if
new.
BOLT THREAD AND GRADE/CLASS
IDENTIFICATION
THREAD IDENTIFICATION
SAE and metric bolt/nut threads are not the same.
The difference is described in the Thread Notation
chart.
CONVERSION FORMULAS AND EQUIVALENT VALUES
multiply
By T® Get
MuMply
l y To Get
in-lbs x 0.11298 Newton-Meters (N°m) x 8.851 = in-lbs
ft-lbs
x 1.3558
Newton-Meters (N*m) N*m x 0.7376
= ft-lbs
Inches Hg (60°F)
x 3.377
-
Kilopascals (kPa) kPa x 0.2961
= Inches Hg
F > s i x 6.895 Kilopascals (kPa) kPa x 0.145 = psi
Inches x 25.4 Millimeters (mm)
mm
x 0.03937
= Inches
Feet x 0.3048 = Meters (M) M x 3.281 = Feet
Yards
x 0.9144 Meters (M) M x 1.0936 = Yards
Miles x 1.6093
S B Kilometers (Km)
Km
x 0.6214 = Miles
mph x 1.6093
S B Kilometers/Hr. (Km/h)
Km/h x 0.6214
= mph
Feet/Sec. x 0.3048
ss Meters/Sec. (M/S)
M/S x 3.281 = Feet/Sec.
Kilometers/Hr. x 0.27778
S B Meters/Sec. (M/S)
M/S
x 3.600 = Kilometers/Hr.
mph
x 0.4470 = Meters/Sec. (M/S) M/S x 2.237
= mph
COMMON METRIC EQUIVALENTS
1 Inch = 25 Millimeters 1 Cubic Inch = 16 Cubic Centimeters
1 Foot = 0.3 Meter 1 Cubic Foot = 0.03 Cubic Meter
1 Yard = 0.9 Meter 1 Cubic Yard = 0.8 Cubic Meter
1 Mile =1.6 Kilometers
J91IN-1