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MARK 3 USER INSTRUCTIONS ENGLISH 71569102 08-06
Page 63 of 68 flowserve.com
8.7 Mark 3 In-Line pump, Group 1
Item Description
4120 Gland 6570.3 Screw - bearing carrier set
1100 Casing 4130 Packing - optional 6570.12 Screw - clamp
1220 Cover 4134 Seal cage – packing optional, 6570.15* Screw – pump stand
2100 Shaft 4200 Mechanical seal 6572.1 Stud - casing
2200 Impeller 4310.1 Oil seal inboard 6572.2 Stud - gland
2400 Sleeve, optional 4310.2 Oil seal outboard 6572.3 Stud – pedestal casing
2530.1 Retaining ring - bearing 4590.1 Gasket - cover 6575 Jackscrew
2530.2 Retaining ring - clamp type 4590.2 Gasket - impeller 6580.1 Nut - casing
2540 Deflector - inboard optional 4590.3 Gasket - Gland 6580.2 Nut - gland
3011 Ball bearing - inboard 4610.2 O-ring - bearing carrier 6580.3 Nut – pedestal casing
3013 Ball bearing - outboard 6521 Plug - bearing housing vent 6580.4 Nut – jackscrew jam nut
3160 Motor pedestal 6541.1 Lockwasher - bearing 6700 Key - shaft/coupling
3170* Pump stand 6541.3 Washer
3200 Bearing housing 6569.1 Plug
3240 Bearing carrier 6569.3 Plug – sight gage
3712 Bearing locknut 6570.2 Screw - cover/adapter
* Not shown