E390F
E395D
Excavator
Swing
Motor
Assembly
High-performance
hydraulic
swing
motor
designed
for
E390F
and
E390D
excavator
models.
Compatible
with
part
numbers
450-9350,
295-9434,
516-0466,
560-4746,
516-0465,
and
587-4949.
This
complete
motor
assembly
includes
all
necessary
swing
motor
components
and
piston
motor
parts
for
reliable
excavator
operation.
Reverse-Prevention
Safety
System
The
E390F
swing
motor
incorporates
a
built-in
reverse-prevention
valve
that
eliminates
unintended
reverse
rotation,
preventing
operational
errors
and
safety
hazards.
-
One-way
valve
design
ensures
hydraulic
oil
flows
in
only
one
direction
-
Prevents
motor
reversal
due
to
external
forces
or
hydraulic
fluctuations
This
critical
safety
feature
is
especially
important
during
heavy
lifting
operations
where
reverse
rotation
could
cause
load
drops
and
serious
accidents.
The
high-flow
capacity
valve
maintains
normal
motor
operation
and
response
speed
while
delivering
reliable
performance
under
high
hydraulic
pressure
and
frequent
use
conditions.
Product
Specifications
|
Model
|
E390F
E390D
|
|
Category
|
Excavator
Swing
Hydraulic
Motor
|
|
Brand
|
TGFQ
|
|
Part
Numbers
|
450-9350
295-9434
|
|
Motor
Type
|
M5X210
|
|
Packing
|
Wooden
case
|
|
Delivery
Time
|
1-3
days
after
payment
confirmation
|
|
Shipping
Methods
|
By
Sea,
Air,
or
Express
|
Quality
Assurance
Each
unit
undergoes
thorough
inspection
and
detailed
photos
are
provided
for
buyer
confirmation
before
shipping
to
ensure
product
quality
and
satisfaction.
Hydraulic
Motor
Applications
Hydraulic
motors
are
essential
components
in
earthmoving
equipment
including
excavators,
backhoe
loaders,
skid-steer
loaders,
forklifts,
heavy
dump
trucks,
and
bulldozers.
They
power
hydraulic
cylinders
that
extend
and
retract
during
various
operational
cycles.
Swing
Brake
Operation
The
swing
brake
features
a
multi-disc
and
plate
assembly
located
in
the
first
stage
planetary
gear.
This
spring-applied,
hydraulically-released
system
functions
as
a
parking
brake
and
is
not
designed
for
cyclic
service
braking.
Discs
and
plates
are
lubricated
by
the
release
signal
oil
for
optimal
performance
and
longevity.
Product
Images
Swing
Motor
Parts
Breakdown
|
Position
|
Part
Number
|
Part
Name
|
Quantity
|
|
1
|
158-8967
|
Bushing
|
1
|
|
2
|
158-8970
|
Spacer
(47X58X1.5-MM
Thk)
|
1
|
|
3
|
158-8969
|
Pin
|
12
|
|
4
|
242-6922
|
Plate
|
1
|
|
5
|
158-8973
|
Plate
|
1
|
|
6
|
158-9009
|
Piston
AS
|
1
|
|
7
|
295-9433
|
Barrel
|
1
|
|
8
|
158-8981
|
Plate-Friction
|
3
|
|
9
|
158-8982
|
Plate-Separator
|
4
|
|
10
|
7Y-4277
|
Seal-O-Ring
|
1
|
|
11
|
8F-5900
|
Seal-O-Ring
|
1
|
|
12
|
185-0325
|
Piston-Brake
|
1
|
|
13
|
158-8978
|
Seal-O-Ring
|
1
|
|
14
|
158-8971
|
Spacer
(47X61X3-MM
Thk)
|
1
|
|
15
|
177-2550
|
Head
GP-Motor
|
1
|
|
16
|
110-5525
|
Plug
|
2
|
|
17
|
3J-1907
|
Seal-O-Ring
|
2
|
|
18
|
8T-9598
|
Ring-Retaining
|
1
|
|
19
|
4I-5850
|
Ring
|
1
|
|
20
|
7Y-4269
|
Bearing
AS-Roller
|
1
|
|
21
|
158-8965
|
Spacer
(50X61X3-MM
Thk)
|
3
|
|
22
|
234-4543
|
Plate
|
1
|
|
23
|
123-2139
|
Spring
|
20
|
|
24
|
158-8968
|
Spring
|
1
|
|
25
|
8T-4241
|
Ring-Retaining
(External)
|
2
|
|
26
|
234-4542
|
Body
|
1
|
|
27
|
095-0946
|
Ring-Retaining
|
1
|
|
28
|
158-8979
|
Seal-Oil
|
1
|
|
29
|
158-8964
|
Shaf
|
1
|
|
30
|
158-8976
|
Retainer
|
1
|
|
31
|
295-9432
|
Bearing
AS
|
1
|
|
32
|
095-1716
|
Seal-O-Ring
|
1
|
|
33
|
170-9985
|
Valve-Piston
|
2
|
|
34
|
170-9996
|
Plug
|
2
|
|
35
|
095-1600
|
Seal-O-Ring
|
2
|
|
36
|
170-9986
|
Spring
|
2
|
|
37
|
161-7611
|
Bolt-Socket
Head
(M22X2.5X45-MM)
|
4
|
Warehouse
&
Inventory
Capacity
Our
facility
includes
over
4000
square
meters
of
three-dimensional
warehouse
space
plus
2000
square
meters
of
outdoor
storage,
ensuring
adequate
inventory
levels
and
rapid
response
to
customer
requirements.
Fast
delivery
is
our
competitive
advantage.
Frequently
Asked
Questions
Can
I
order
a
sample
for
testing
first?
Yes,
we
welcome
sample
orders
for
testing
and
evaluation.
How
do
I
place
an
order?
Simply
provide
the
model
and
quantity
you
need.
We
will
issue
a
proforma
invoice,
and
upon
payment
confirmation,
your
order
will
be
processed.
Preparation
time
varies
based
on
order
complexity.
Do
you
have
your
own
factory?
Yes,
we
operate
our
own
manufacturing
facility
with
23
years
of
specialized
experience
in
the
excavator
gear
industry.
