Appendix A—Model Number Identification Code and Available Options
Reciprocating Horizontal Models (Plain and T-Style) Two-stage (Two Cylinder)
Plain Style
(Single
Packed)
Base Model #
Air Cooled—Two Cylinders
HG602DE
HG602DF
HG602EF
Cylinder size
4" x 3¼"
4" x 2¾"
3¼" x 2¾"
Weight lbs. (kg.)
860 (1,896)
860 (1,896)
845 (1,863)
T-Style
(Triple
Packed)
Base Model #
Air Cooled—Two Cylinders
THG602DE
THG602DF
THG602EF
Cylinder Size
4" x 3¼"
4" x 2¾"
3¼" x 2¾"
Weight lbs. (kg.)
960 (2,116)
960 (2,116)
945 (2,083)
Specification Fields
Packing
Arrangement
Plain style only
Standard packing
Standard
O
Purge packing
Optional
P
T-Style only
Pad packing
Standard
G
Crankcase
Style
Standard crankcase option with external lubricator
Optional
L
Standard crankcase option with heater
Optional
LH
Pressure lubricated with external oil cooler
Standard
M
Standard crankcase option with heater
Optional
MH
Valves
Standard suction and discharge valves
Standard
4
Standard valves with blank valves in both stages
Optional
4B
Standard valves with blank valves in 1st stage
Optional
4F
Standard valves with blank valves in 2nd stage
Optional
4S
Unloaders
Optional
NA
9
Unloaders with blank valves in both stages
Optional
NA
9B
Unloaders with blank valves in 1st stage
Optional
NA
9F
Unloaders with blank valves in 2nd stage
Optional
NA
9S
Piston Ring
and Packing
Material
PTFE piston and Alloy 50 packing material
Standard
F
Gasket
Material
Steel
Standard
D
O-ring
Material
Buna-N
Standard
A
Neoprene
®2
No charge option
B
Viton
®2
Optional
D
PTFE
Optional
E
Intercooler
Without intercooler
Standard
N
Flywheel
No flywheel supplied
Optional
N
Standard flywheel
Standard
S
Protective
Coating
Coated cylinder only
Optional
Consult factory
C
No coating
Standard
N
Coating on all necessary wetted parts
Optional
Consult factory
W
Piston Rod
Coating
Nitrotec
®3
Standard
N
Adjustable
Head
None
Standard
NA
NA
N
Adjustable head on 1st stage cylinder only
Optional
NA
NA
1
Adjustable head on 2nd stage cylinder only
Optional
Standard
Standard
2
Adjustable head on both cylinders
Optional
Optional
Optional
3
1
For inlet pressures 0 to 15 PSI.
2
Registered trademark of the DuPont company.
3
Registered trademark of TTI Group Ltd.
Model Number
Base X X X X X X X X X X X
39