H301/302 series (2 stage) sour gas double acting piston assemblies with counterweights (type 3 packing case ACC. to API 11P)
2.5
NO CTWT
2.5
NEEDED
NO CTWT
NO CTWT
3
NEEDED
NEEDED
3.5
*
4
*
4.5
*
5
*
5.5
*
6
6.5
7.5
7-105620 7-105620 6-105620 6-105620 6-105620 6-105620 6-105620 NO CTWT
8
9
10
* not possible to balance
Sour gas double acting piston assemblies
3
3.5
4
4.5
NO CTWT
*
NEEDED
NO CTWT
NO CTWT
*
NEEDED
NEEDED
NO CTWT
NO CTWT
NO CTWT
*
NEEDED
NEEDED
NEEDED
NO CTWT
NO CTWT
*
409-2962
NEEDED
NEEDED
NO CTWT
NO CTWT
*
409-2962
NEEDED
NEEDED
NO CTWT
NO CTWT
*
409-2962
NEEDED
NEEDED
*
7-105620 6-105620 6-105620 7-105620 7-105620
6-105620 6-105620 6-105620 5-105620 5-105620 5-105620 NO CTWT
*
8-105620 7-105620 7-105620 7-105620 7-105620 7-105620 409-2962
5
5.5
6
NO CTWT
NEEDED
NO CTWT
NO CTWT
NEEDED
NEEDED
NO CTWT
NO CTWT
NO CTWT
NEEDED
NEEDED
NEEDED
NO CTWT
NO CTWT
NEEDED
*
*
*
7-105620
Select the double acting pistons from the top and the left side of
this chart. Follow the selections horizontally and vertically to find
the counterweight part number in the intersecting block.
6.5
7.5
8
NEEDED
NO CTWT
NEEDED
NEEDED
NO CTWT
409-2962
NEEDED
NEEDED
409-2962 NO CTWT
NEEDED
6-105620 6-105620 6-105620 NO CTWT
H301/302 HSR Compressors | Rev. 2.2 | 35
9
10
NO CTWT
NEEDED
NEEDED