4851914
Rev. 3-88
Figure 1A TYPE TU 2 STAGE PUMPS WITH INTERNAL OR EXTERNAL CROSS-OVER OIL LUBRICATED BEARINGS
Parts List
Item
No.
Description Item
No.
Description
1A Lower Casing 33 Outboard Bearing Housing
1B Upper Casing 35 Bearing Cover
2 Right Hand Impeller 40 Water Deflector
2A Left Hand Impeller 41 Bearing Cap
6 Shaft 46 Coupling Key
7 Right Hand Casing Ring 58 Inter-stage Sleeve
7A Left Hand Casing Ring 63 Stuffing Box Bushing
13 Packing 68 Shaft Collar
14 Shaft Sleeve 69A Bearing Lock-washer
16 Outboard Bearing 73A Casing Gasket (Not Shown)
17 Packing Gland 73B Bearing Cover Gasket
17B Gland Bolt 107A Oil Retaining Shield
18 Outboard Bearing 113 Inter-stage Bushing
22 Bearing Locknut 125 Constant Level Oiler (Not Shown)
29 Lantern Ring 127 Seal Piping
31 Inboard Bearing Housing 128 Inter-stage Sleeve Key
32 Impeller Key 130 Shaft Sleeve “O”-Ring
Coolant flow per bearing is 1 US GPM @ 50 Psig maximum, coolant temperature 90º F. . maximum. Normal
coolant medium is water
2883820
4
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