Flowserve ESP2 User Manual
Page 30
ESP2 USER INSTRUCTIONS ENGLISH PCN-(71569292) 4-12
Page 30 of 64
FIGURE 5-5: Number of lineshaft bearings for standard span
GROUP 1
GROUP 2
GROUP 3
GROUP 3
PIT
EXCEPT 6X4X13
6X4X13
DEPTH
3600 RPM 1800 RPM 3600 RPM 1800 RPM 1800 RPM 1200 RPM 1800 RPM 1200 RPM
2’-0"
1
1
1
1
2'-6"
1
1
1
1
3'-0"
1
1
1
1
1
1
3'-6"
1
1
1
1
1
1
1
1
4'-0"
2
1
1
1
1
1
1
1
4'-6"
2
1
2
1
1
1
1
1
5’-0”
2
1
2
1
1
1
1
1
5'-6"
2
2
2
2
1
1
1
1
6’-0”
2
2
2
2
1
1 '
1
1
6'-6"
3
2
2
2
1
1
1
1
7’-0”
3
2
2
2
1
1
2
2
7'-6"
3
2
3
2
2
2
2
2
8'-0"
3
2
3
2
2
2
2
2
8'-6"
3
2
3
2
2
2
2
2
9'-0"
4
2
3
2
2
2
2
2
9'-6"
4
3
3
3
2
2
2
2
10'-0"
4
3
3
3
2
2
2
2
10'-6"
4
3
4
3
2
2
2
2
11'-0"
4
3
4
3
2
2
2
2
11'-6"
5
3
4
3
2
2
2
2
12’-0”
5
3
4
3
2
2
3
3
12'-6"
5
3
4
3
3
3
3
3
13'-0"
5
3
4
3
3
3
3
3
13'-6"
5
4
5
4
3
3
3
3
14'-0"
6
4
.5
4
3
3
3
3
14'-6"
6
4
5
4
3
3
3
3
15'-0"
6
4
5
4
3
3
3
3
15'-6"
6
4
5
4
3
3
3
3
16'-0"
6
4
5
4
3
3
3
3
16'-6"
7
4
6
4
3
3
3
3
17'-0"
7
4
6
4
3
3
4
4
17'-6"
7
5
6
5
4
4
4
4
18’-0”
7
5
6
5
4
4
4
4
18'-6"
7
5
6
5
4
4
4
4
19'-0"
8
5
6
5
4
4
4
4
19'-6"
8
5
7
5
4
4
4
4
20'-0"
8
5
7
5
4
4
4
4
MAX. BRG.
S P A N
30"
48"
36"
48"
60"
60"
60"
60"
The above numbers include the bottom adapter bearing. For determining the required number of
lineshaft bearing lubrication points, use the total quantity of lineshaft bearings on this sheet.
These spans meet the requirements of API 610, 7th Edition.