SPP Pumps Unistream - Manual (Page 20)

Manual No/Rev
W21-002E / 10
Operators Instructions for
Unistream Centrifugal Pumps
Our policy is one of continuous improvement and we reserve the right to alter specifications at any time
Page 20 of 24
Parts Identification List - (Numbers as shown on cross section drawings)
Part No. Description: Part No. Description:
10.2 Volute Casing 52.4 Shaft Sleeve (Soft Packed)
16.0 Sealing Cover 56.0 Pin (Case Wear Ring)
16.1 Casing Cover 63.8 Constant Level Oiler (Not Shown)
16.5 Cooling Chamber Cover 64.2 Oil Level Sight Glass
18.3 Support Foot 71.0 Flexible Pipe
21.1 Pump Shaft 71.1 Pipe
23.0 Impeller 73.1 Pipe Union (Flushing Line)
32.1 Radial Ball Bearing 73.11 Pipe Union (Cooling Supply)
33.0 Bearing Housing 73.2 Pipe Union (Flushing Line)
36.0 Bearing Cover 73.3 Pipe Coupling
40.0 Gasket (Volute to Cover) 90.1 Hexagon Head Screw
40.01 Gasket (Shaft to Sleeve) 90.11 Hexagon Head Screw
40.02 Gasket (Bearing Housing to Cover) 90.2 Stud (Volute Casing)
40.03 Gasket (Mechanical Seal Housing) 90.21 Stud (Casing Cover for Gland))
41.1 Joint Ring (Volute Drain) 90.22 Stud (Casing Cover)
41.11 Joint Ring (Oil Drain Plug) 90.23 Stud (Mechanical Seal Cover)
41.14 Joint Ring (Delivery Gauge Tapping) 90.3 Drain Plug (Volute)
41.15 Joint Ring (Suction Gauge Tapping) 90.31 Drain Plug (Oil)
41.16 Joint Ring (Cooling Supply) 90.34 Plug (Delivery Gauge Tapping)
41.17 Joint Ring (Flushing Line Tapping) 90.35 Plug (Suction Gauge Tapping)
41.22 'O' Ring (Cooling Jacket) 90.42 Grub Screw (Seal Lube Drilling)
41.23 'O' Ring (Cooling Jacket) 91.3 Plug (Flushing / Vent Tapping)
42.1 Lip Seal 91.4 Filler Plug (Oil)
43.3 Mechanical Seal 92.0 Nut (Volute Studs)
45.2 Gland 92.01 Nut (Gland Studs)
45.8 Lantern Ring 92.02 Nut (Bearing Housing Studs)
46.1 Stuffing Box Packing 92.2 Impeller Nut
50.2 Wear Ring (Outer) 93.0 Lockwasher (Impeller)
50.21 Wear Ring (Inner) 93.01 Washer (Support Foot)
50.7 Thrower 94.0 Key (Drive Coupling)
52.3 Shaft Sleeve (Mechanical Seal) 94.01 Key (Impeller)
Replacement parts should be obtained from SPP Pumps Ltd. Spares Department; use of parts from
unapproved suppliers will invalidate the pump warranty. Spare parts kits are available to cover replacement of
major components, please refer to the following tables. When ordering spare parts please quote the pump
serial number from the pump identification plate.
8.3
Pump Connections
Suction &
Delivery Flanges:
Auxiliary Connections:
Suction and
Delivery Flanges
are drilled to
BS4504 PN16
with Flat Face
Pressure Gauge Rp1/4 Except for sizes 100/26, 125/26, 65/32, 80/32,
100/32, 125/32, 150/32, 100/40, 125/40, & 150/40
which are Rp1/2
II Suction Gauge Rp1/4
III Casing Vent /
Seal Lubrication Rp1/4 All Sizes
VII Casing Drain Rp3/8 Except sizes 32/13, 40/13, 50/13, 32/16, 40/16,
50/16, 32/20, 40/20 & 50/20 which are Rp1/4
IX Gland Drain Rp1/2 Except sizes 32/13, 40/13, 50/13, 65/13, 32/20,
40/20, 50/20 & 65/20 which are Rp3/8