Flowserve ESP3 User Manual
Page 45

ESP3 USER INSTRUCTIONS ENGLISH 26999943 08-11
Page 45 of 64
Figure 6-6 Line shaft bearing and bearing holder wear limits
Ref. Number
Description
Max. Inside Diameter
Min. Outside Diameter*
2100
Group 1 Shaft
28.42 mm (1.119 in.)
Group 2 Shaft
37.95 mm (1.494 in.)
Group 3 Shaft
53.82 mm (2.119 in.)
3020.1/3020.2 Group 1 Line Shaft Bearings
Carbon
28.994 mm (1.1415 in.)
ARHT
29.096 mm (1.1455 in.)
Bronze
28.766 mm (1.1325 in.)
Rubber
28.766 mm (1.1325 in.)
Teflon
28.956 mm (1.1400 in.)
Iron
28.766 mm (1.1325 in.)
Group 2 Line Shaft Bearings
Carbon
38.583 mm (1.5190 in.)
ARHT
38.545 mm (1.5175 in.)
Bronze
38.329 mm (1.5090 in.)
Rubber
38.329 mm (1.5090 in.)
Teflon
38.481 mm (1.5150 in.)
Iron
38.329 mm (1.5090 in.)
Group 3 Line Shaft Bearings
Carbon
54.458 mm (2.1450 in.)
ARHT
54.445 mm (2.1455 in.)
Bronze
54.204 mm (2.1350 in.)
Rubber
54.242 mm (2.1365 in.)
Teflon
54.356 mm (2.1410 in.)
Iron
54.204 mm (2.1350 in.)
3250/1340.1
Group 1 Bearing Holder/Adapter
41.288 mm (1.6255 in.)
Group 2 Bearing Holder/Adapter
50.787 mm (1.9995 in.)
Group 3 Bearing Holder/Adapter
73.114 mm (2.8785 in.)
*Shaft must not have grooves, nicks, scratches or other discontinuities at the bearing journal
locations.
Figure 6-7 Additional tolerances
Ref. Number
Description
Max. Diameter
Min. Diameter
3400
Adjusting Sleeve O.D. (under ball bearing)
Group 1
40.013 mm (1.5753 in.)
40.002 mm (1.5749 in.)
Group 2
50.013 mm (1.9690 in.)
50.002 mm (1.9686 in.)
Group 3
65.016 mm (2.5597 in.)
65.004 mm (2.5592 in.)
3110
Bearing Body I.D. (over ball bearing)
Group 1
90.04 mm (3.545 in.)
90.02 mm (3.544 in.)
Group 2
110.03 mm (4.332 in.)
110.01 mm (4.331 in.)
Group 3
140.03 mm (5.513 in.)
140.00 mm (5.512 in.)