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578
10-1. Specifications
Tire related term
The rim on which a
tire is fitted for physi-
Measuring rim
Any parting at any
Open splice
sidewall, or inner-
liner that extends to
The overall diameter
Outer diameter
of an inflated new
The linear distance
between the exteri-
ors of the sidewalls
of an inflated tire,
Overall width
including elevations
due to labeling, dec-
orations, or protec-
A tire intended for
use on passenger
cars, multipurpose
passenger vehicles,
Passenger car tire
and trucks, that have
(GVWR) of 10,000
Ply
ber-coated parallel
A parting of rubber
Ply separation
compound between
Meaning
cal dimension
requirements
junction of tread,
cord material
tire
tive bands or ribs
a gross vehicle
weight rating
lb. or less.
A layer of rub-
cords
adjacent plies
Sidewall separation
Tire related term
Meaning
A mechanical
device made of rub-
ber, chemicals, fab-
ric and steel or other
materials, that, when
Pneumatic tire
mounted on an
automotive wheel,
provides the traction
and contains the gas
or fluid that sustains
A pneumatic tire in
which the ply cords
that extend to the
Radial ply tire
beads are laid at
substantially 90
degrees to the cen-
terline of the tread
A tire designed to
operate at higher
loads and at higher
Reinforced tire
inflation pressures
than the corre-
sponding standard
The linear distance
between the exteri-
ors of the sidewalls
of an inflated tire,
Section width
excluding eleva-
tions due to labeling,
decoration, or pro-
tective bands
That portion of a tire
Sidewall
between the tread
and bead
The parting of the
rubber compound
from the cord mate-
rial in the sidewall
the load
tire
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