GE H301 Series Operating Manual page 44

34 | Chapter 3: General Data/Specifications
H301/302 series balance crosshead jam nut weight
Part number
406-5173*
406-6445
406-6453
406-6461
406-6486
406-6494
406-6518
407-4593
408-0861
408-7552
408-8727
409-2881
409-2898
409-2905
409-2913
409-2921
409-2938
409-2954
409-2962
409-2979
409-3932
409-6362
409-7690
420-5670
420-9802
420-9819
420-9924
420-9957
423-7940
424-1504
424-2930
427-3515
427-4350
427-6312
* Standard crosshead jam nut
CONSULT THE COUNTERWEIGHT CHART TO DETERMINE THE CORRECT COUNTERWEIGHT. PART
NUMBER BASED ON THE PISTON ASSEMBLIES. THE COUNTERWEIGHT ALSO SERVES AS THE PISTON
ROD'S LOCK (JAM) NUT, MAKING IT A CRITICAL COMPONENT IN THE RUNNING GEAR.THEREFORE,
COUNTERWEIGHTS MADE TO MANUFACTURER'S SPECIFICATIONS ARE CRITICAL TO SUCCESSFUL
OPERATION OF THE COMPRESSOR.
Balance crosshead jam nut weight and part numbers
Ta b l e 1 0
Weight lbs. (kg)
0.75 (0.34)
7.57 (3.43)
13.70 (6.21)
19.84 (9.00)
6.92 (3.14)
17.80 (3.54)
11.67 (5.29)
3.05 (1.38)
7.45 (3.38)
9.24 (4.19)
5.59 (2.54)
13.11 (5.95)
6.66 (3.02)
7.18 (3.26)
12.24 (5.55)
6.11 (2.77)
6.59 (2.99)
5.80 (2.63)
1.25 (0.57)
9.44 (4.28)
3.79 (1.72)
15.53 (7.04)
2.87 (1.30)
15.15 (6.87)
2.07 (0.94)
1.82 (0.83)
3.54 (1.61)
8.96 (4.06)
14.14 (6.41)
16.88 (7.66)
8.72 (3.96)
18.12 (8.22)
3.76 (1.71)
13.60 (6.17)