Product Categories
EGT Series Iron-Hulled Pumps
Keywords:
Aluminum gear pumps and motors, gear pump series, and tandem gear pump series
Category:
- Summary Description
-

Order Code
①
②
-
③
④
⑤
⑥
⑦
⑧
⑨
⑩
EGT
P
-
3
14
L
H
Q
30
F
A
External Gear Mechanism
①
External Gear Aluminum Housing Assembly
EGT
Series
②
Hydraulic pump
P
Hydraulic motor
M
Series Group Number
③
1
2
3
4
5
Displacement Specification
④
Displacement ml/r
10
12
14
16
18
20
22
Spin direction
⑤ Looking from the direction of the drive shaft head
Clockwise
R
Counterclockwise
L
Shaft extension type
⑥
Rectangular spline
H
Flat key
B
Flat key
D
11-Tooth National Standard Involute Spline
J
11-tooth SAE Involute Spline
S
Cast iron front cover
⑦ Rectangular Flange National Standard Φ38
Q
2-bolt flange National Standard Φ38
F
Inlet and outlet flange
⑧
X-shaped flange
20
Cross flange
30
Metric thread
40
Pipe thread
50
Sealing material
⑨
NBR (Nitrile Rubber)
N
HNBR (Hydrogenated Nitrile Rubber)
H
FKM (Fluororubber)
F
Cast iron back cover
⑩
Standard flat back cover
A
Back cover oil inlet or back cover oil outlet
L
Back cover: oil in, oil out
M
Dimensions - Shaft Extension
H ▼ Rectangular Keyway

B ▼Keyway 
D ▼Flat Key

J ▼ National Standard Involute Spline 
Dimensions – Cast Iron Front Cover
Q Rectangular Flange Φ38

Dimensions – Inlet and Outlet Flange Connections
20 ▼ X-shaped Flange

Rated displacement
Oil outlet
Oil-in side
C
D
C
D
10–20
14
38
18
38
22–25
14
38
20
50
30 ▼ Cross Flange

Rated displacement
Oil outlet
Oil-in side
C
D
C
D
10–20
10
38
14
38
40 ▼ Metric Thread

Rated displacement
Oil outlet
Oil-in side
B
B
10–12
18X1.5
22X1.5
14–20
22X1.5
27X2
22–25
22X1.5
30X2
50 ▼ Pipe Thread

Rated displacement
Oil outlet
Oil-in side
B
B
10–22
G1/2
G3/4
Dimensions - Back Cover
A ▼Standard Flat Back Cover

L ▼ Oil-in or Oil-out Back Cover 
M ▼ Oil-in rear cover, oil-out from rear cover

Size – Preferred Pump Type
▼ Rectangular spline shaft with rectangular flange, Φ38
EGTP-3..LHQ30.A

Gear pump dimensions and technical specifications
Order Code
Nominal Displacement (ml/r)
Pressure (MPa)
Rotational speed (rpm)
Dimensions (mm)
Rated
Highest
Rated
Highest
A
B
C
D
EGTP-314LHQ30FA
14
20
25
2000
3000
45.5
99
18
14
EGTP-316LHQ30FA
16
20
25
2000
3000
45.5
99
18
14
EGTP-318LHQ30FA
18
20
25
2000
3000
48
103
18
14
EGTP-320LHQ30FA
20
20
25
2000
2800
49.5
106
18
14
▼ Flat-key shaft with rectangular flange, rear oil inlet Φ38
EGTP-3..LDQ...L

Gear pump dimensions and technical specifications
Order Code
Nominal Displacement (ml/r)
Pressure (MPa)
Rotational speed (rpm)
Dimensions (mm)
Rated
Highest
Rated
Highest
A
B
C
D
EGTP-308LDQ40FL
8
20
25
2000
3500
40
87
M22X1.5
M18X1.5
EGTP-310LDQ40FL
10
20
25
2000
3500
43
90
M22X1.5
M18X1.5
EGTP-312LDQ40FL
12
20
25
2000
3000
46
96
M22X1.5
M18X1.5
EGTP-314LDQ40FL
14
20
25
2000
3000
47.5
99
M22X1.5
M18X1.5
EGTP-316LDQ50FL
16
20
25
2000
3000
49
102
G3/4
G1/2
EGTP-318LDQ50FL
18
20
25
2000
3000
51
106
G3/4
G1/2
EGTP-320LDQ50FL
20
20
25
2000
3000
53.5
109
G3/4
G1/2
EGTP-322LDQ50FL
22
20
25
2000
3000
55
111
G3/4
G1/2
▼ SAE Involute Splined Shaft with 2-Bolt Flange, Φ82.55
EGTP-3..LHQ50.M

Gear pump dimensions and technical specifications
Order Code
Nominal Displacement (ml/r)
Pressure (MPa)
Rotational speed (rpm)
Dimensions (mm)
Rated
Highest
Rated
Highest
B
C
D
EGTP-308LHQ50FM
8
20
25
2000
3500
87
G3/4
G1/2
EGTP-310LHQ50FM
10
20
25
2000
3500
90
G3/4
G1/2
EGTP-312LHQ50FM
12
20
25
2000
3000
96
G3/4
G1/2
EGTP-314LHQ50FM
14
20
25
2000
3000
99
G3/4
G1/2
EGTP-316LHQ50FM
16
20
25
2000
3000
102
G3/4
G1/2
EGTP-318LHQ50FM
18
20
25
2000
3000
106
G3/4
G1/2
EGTP-320LHQ50FM
20
20
25
2000
3000
109
G3/4
G1/2
EGTP-322LHQ50FM
22
20
25
2000
3000
111
G3/4
G1/2
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