F
OR
M
ODELS
: JGI, JGM, JGN, JGP
AND
JGQ
S
ECTION
4 L
UBRICATION
PAGE 4-27
Natural Gas
(Water
Saturated and
Carbon Dioxide
> 10%)
SAE 40 - 50 wt.
ISO 150 - 220
1.5 x Base Rate
or Various
Synthetics
1.25 Base Rate
SAE 50 - 60 wt.
ISO 220 - 320
or SAE 40 weight
ISO 150
w/ Compounding
2 x Base Rate
or Var. Synthetics
1.5 x Base Rate
Cylinder Oil
ISO 460-680
w/ Compounding
3 x Base Rate
or Synthetic PAG
2 x Base Rate
Cylinder Oil
ISO 680
w/ Compounding
4 x Base Rate
or Synthetic PAG
3 x Base Rate
Contact Lubricant
Supplier
Natural Gas
(Water
Saturated & H
2
S
> 2% to 30%)
SAE 40 wt.
ISO 150
w/ Compounding
1.25 x Base Rate
or Various
Synthetics
1 x Base Rate
SAE 40 - 50 wt.
ISO 150 - 220
w/ Compounding
1.5 x Base Rate
or Various
Synthetics
1.25 x Base Rate
SAE 50 wt.
ISO 220
w/ Compounding
2 x Base Rate
or Various
Synthetics
1.5 x Base Rate
SAE 60 wt.
ISO 320
w/ Compounding
3 x Base Rate
or Various
Synthetics
2 x Base Rate
Cylinder Oil
ISO 460 - 680
w/ Compounding
4 x Base Rate
or Various
Synthetics
3 x Base Rate
Natural Gas
(Water
Saturated & H
2
S
> 30%)
SAE 40 wt.
ISO 150
w/ Compounding
1.5 x Base Rate
or Various
Synthetics
1.25 Base Rate
SAE 40 - 50 wt.
ISO 150 - 220
w/ Compounding
2 x Base Rate
or Various
Synthetics
1.5 x Base Rate
SAE 50 wt.
ISO 220
w/ Compounding
2.5 x Base Rate
or Various
Synthetics
2 x Base Rate
SAE 60 wt.
ISO 320
w/ Compounding
3.5 x Base Rate
or Various
Synthetics
2.5 x Base Rate
Cylinder Oil
ISO 460 - 680
w/ Compounding
5 x Base Rate
or Various
Synthetics
3 x Base Rate
Air
or gas mixtures
with greater than
4% oxygen
content
Synthetic - Diester
or Polyolester
1.5 x Base Rate
Minimum ISO 100
Synthetic - Diester
or Polyolester
2 x Base Rate
Minimum ISO 150
Synthetic - Diester
or Polyolester
3 x Base Rate
Minimum ISO 150
Synthetic - Diester
or Polyolester
3 x Base Rate
Minimum ISO 150
Synthetic - Diester
or Polyolester
3 x Base Rate
Minimum ISO 150
NOTE: For compressors w/1500 RPM Speed Rating & 1.5” (38 mm) or Greater
Piston Rod Diameter, use:
3 x Base Rate
4 x Base Rate
4 x Base Rate
4 x Base Rate
4 x Base Rate
NOTE: For compressors w/1800 RPM Speed Rating & 1.5” (38 mm) or Greater
Piston Rod Diameter, use:
4 x Base Rate
6 x Base Rate
6 x Base Rate
6 x Base Rate
6 x Base Rate
T
ABLE
4-9 C
YLINDER
/P
ACKING
L
UBE
O
IL
R
ECOMMENDATIONS
FOR
V
ARIOUS
G
AS
S
TREAM
C
OMPO
-
NENTS
GAS STREAM
CYLINDER DISCHARGE PRESSURE
< 1000
PSIG
< (70
bar
g
)
1000 TO 2000
PSIG
(70
to
140
bar
g
)
2000 TO 3500
PSIG
(140
TO
240
bar
g
)
A
3500 TO 5000
PSIG
(240
to
345
bar
g
)
1
>
5000
PSIG
>
(345
bar
g
)
1
