Gardner Denver 7.5” x 8” FY FXX

Service Manual

Replacement parts for the 7.5" x 8" FY FXX mud pump.

Fluid End Rebuild Kit

Gardner Denver 7.5” x 8” FY FXX Fluid End Rebuild Kit
Qty.DescriptionPart No.
2 Liner PPGD FY45675
4 Liner Packing PPGD 3EN519
2 Lantern Ring PPGD EN957
2 Head Gasket PPGD 25G8
2 Piston PPGD 212TBB045A
2 Piston Rubber Kit PPGD TBB76021
2 Piston Rod PPGD FXX183
2 Piston Rod Chrome PPGD 5FXX183
2 Junk Ring PPGD BC317
2 Gland Bushing PPGD 1FD152
2 Packing PPGD 60BH2

Fluid End Valves, Seats and Springs

Gardner Denver 7.5” x 8” FY FXX Fluid End Valves, Seats and Springs
Qty.DescriptionPart No.
8 Valve Cover Gasket PPGD 25G32
8 Valve Spring PPGD 78A139
 
8 Valve Gravel PPGD 200FYY482A
8 Valve Gravel Insert PPGD 200FYY106
8 Valve Seat PPGD 200FYY039
OR
8 Valve Stem Guided PPGD 202PZL482B
8 Valve Stem Guided Insert PPGD 202PZL106
8 Valve Seat Stem Guided PPGD 201FYY039

Fluid End Stuffing Box

Fluid End Stuffing Box
Qty.DescriptionPart No.
4 Stud, Stuffing Box Gland PPGD 79A183
4 Nut, Stuffing Box Gland Stud PPGD 50B8
2 Gland, Stuffing Box PPGD FD21
2 ASM Stuffing Box PPGD 2007956
2 Packing, Braided Asbestos PPGD 60BG13
2 Packing, Oil Resistant PPGD 60BH2
2 Packing, Molded Rubber & Duck PPGD 60DA415
2 Ring-Junk, Stuffing Box PPGD BC317
2 Gasket, Stuffing Box PPGD 25C1737
2 Bushing-Gland PPGD 1FD152

Fluid End Cylinder

Fluid End Cylinder
Qty.DescriptionPart No.
1 ASM Fluid Cylinder PPGD 200FYY029B
12 Stud, Cylinder to Frame PPGD 79A557
12 Nut, Cylinder to Frame Stud PPGD 50B10
32 Stud, Valve Cover PPGD 79A92
32 Stud, Valve Cover Stainless PPGD 79A92SS
32 Nut, Valve Cover Stud PPGD 50B9
16 Stud, Discharge Manifold PPGD 79L4
16 Nut, Discharge Manifold Stud PPGD 50B8
18 Stud, Cylinder Head PPGD 79A183
18 Nut, Cylinder Head Stud PPGD 50B8
2 Head-Cylinder PPGD FY41
2 Gasket, Cylinder Head PPGD 25G8
6 Set Screw, Liner Clamp PPGD 1FY207
6 Nut, Liner Clamp Set Screw PPGD 50B9
6 Packing, Liner Clamp Set Screw PPGD 60BQ3
6 Washer, Liner Clamp Set Screw PPGD 95F9
2 Clamp-Liner PPGD F0217
4 Sleeve, Liner PPGD 3EN519
2 Spacer, Liner Sleeve PPGD EN957
1 Manifold-Suction PPGD 200FYY069
16 Screw, Suction Man. to Cylinder PPGD 75A74
2 Gasket, Suction Man. to Cylinder PPGD 25BC105
1 Flange, Suction Manifold PPGD 64EB131
12 Screw, Suction Man. Flange PPGD 75A150
12 Nut, Suction Man. Flange Screw PPGD 50B9
1 Gasket, Suction Man. Flange PPGD 25C1154N
1 Discharge Manifold PPGD 2F0280
8 Stud, Discharge Man. Flange PPGD 79L4
8 Nut, Disch. Man. Flange Stud PPGD 50B8
1 Flange, Discharge Manifold PPGD 64DA12
1 Gasket, Discharge Man. Flange PPGD 25T34
1 Plug, SQHD Pipe Discharge Man. PPGD 64AA5
1 Gasket, Discharge Man. to Cyl. PPGD 25T34
2 Liner Clamp PPGD FO217
6 Plug, Cylinder Priming & Drain PPGD 64AU5

Fluid End Optional Liners, Pistons, Piston Rubber Kits

Gardner Denver 7.5” x 8” FY FXX Fluid End Optional Liners, Pistons, Piston Rubber Kits
Qty.DescriptionPart No.
2 Liner 7.5 x 8" - 7.5" Bore PPGD FY45675
2 Piston 7.5" Bore API-3 PPGD 212TBB045A
2 Piston Rubber Kit 7.5" Bore PPGD TBB76021
2 Liner 7.5 x 8" - 7.25" Bore PPGD FZ45672
2 Piston 7.25" Bore API-3 PPGD 211TBB045A
2 Piston Rubber Kit 7.25" Bore PPGD TBB76020
2 Liner 7.5 x 8" - 7" Bore PPGD FZ45670
2 Piston 7" Bore API-3 PPGD 210TBB045A
2 Piston Rubber Kit 7" Bore PPGD TBB76019
2 Liner 7.5 x 8" - 6.75" Bore PPGD FZ45667
2 Piston 6.75" Bore API-3 PPGD 209TBB045A
2 Piston Rubber Kit 6.75" Bore PPGD TBB76018
2 Liner 7.5 x 8" - 6.5" Bore PPGD FZ45665
2 Piston 6.5" Bore API-3 PPGD 208TBB045A
2 Piston Rubber Kit 6.5" Bore PPGD TBB76017
2 Liner 7.5 x 8" - 6" Bore PPGD FZ45660
2 Piston 6" Bore API-3 PPGD 206TBB045A
2 Piston Rubber Kit 6" Bore PPGD TBB76015
2 Liner 7.5 x 8" - 5.5" Bore PPGD FX45655
2 Piston 5.5" Bore API-3 PPGD 204TBB045A
2 Piston Rubber Kit 5.5" Bore PPGD TBB76013
2 Liner 7.5 x 8 5" Bore PPGD FZ45650
2 Piston 5" Bore API-3 PPGD 202TBB045A
2 Piston Rubber Kit 5" Bore PPGD TBB76011
2 Liner 4.5" Bore for 7.5" x 8" FY PPGD FZ45645
2 Piston 4.5" Bore API-3 PPGD 200TBB045A
2 Piston Rubber Kit 4.5"Bore PPGD TBB76009
2 Liner 7.5" x 8" FY 4" Bore PPGD FZ45640
2 Piston 4" Kit API-3 PPGD 221TBK045A
2 Piston Rubber Kit 4" Kit PPGD TBK90423

Gear End Oil Stop Head 2 Bolt

Gardner Denver 7.5” x 8” FY FXX Gear End Oil Stop Head 2 Bolt
Qty.DescriptionPart No.
2 Oil Stop Head PPGD FXX495
4 Stud, Oil Stop Head PPGD 79A69
4 Nut, Oil Stop Head Stud PPGD 50B5
2 Gland, Oil Stop Head PPGD PXD238
2 Packing, Oil Stop Head PPGD 60BG26
2 Washer, Oil Stop Head PPGD BC318
2 Gasket, Oil Stop Head PPGD 25C974

Gear End Oil Stop Head 4 Bolt

Gardner Denver 7.5” x 8” FY FXX Gear End Oil Stop Head 4 Bolt
Qty.DescriptionPart No.
2 Oil Stop Head PPGD 200FXX051A
4 Plate‐Retaining PPGD 201FXX168
8 Screw‐Hex Cap PPGD 75A54
2 Gland PPGD PXD238
4 Nut‐Hex PPGD 50B5
4 Stud PPGD 79A69
2 Packing PPGD 60BG26
2 Ring‐Junk PPGD BC318
8 Gasket‐Ring PPGD 25F9
2 Gasket PPGD 25BC177

Gear End Jackshaft

Gardner Denver 7.5” x 8” FY FXX Gear End Jackshaft
Qty.DescriptionPart No.
1 ASM JackShaft PPGD FXX374
1 JackShaft PPGD FXX371
1 Key, JackShaft to Gear PPGD 35C56
1 Gear‐Driver PPGD FXX181
2 Sleeve‐Shaft PPGD FXX289
2 Seal‐Oil, Bearing Housing PPGD 60G5
2 Spacer, Bearing PPGD FXX376
2 Bearing, JackShaft PPGD 12W4
2 Housing‐Bearing PPGD 1FXX368
4 Gasket, Housing & Retain Plate PPGD 25C973
2 Plate‐Bearing Retaining PPGD 4FXX370
12 Screw, Housing & Retain Plate PPGD 655EF070
4 Screw, Shaft Extension Cover PPGD 75A5
1 Cover‐Shaft Extension PPGD 200FXX490
1 Key, JackShaft PPGD 35B99
2 Seal‐Oil, Bearing Retaining Plate PPGD 60G19
2 Fitting Lube PPGD 40E5

Gear End Eccentric Shaft

Gardner Denver 7.5” x 8” FY FXX Gear End Eccentric Shaft
Qty.DescriptionPart No.
1 Shaft‐Eccentric PPGD 1FXX367
1 Key, Eccentric Shaft PPGD 35C68
1 Eccentric PPGD 1FXX255
2 Sleeve‐Shaft PPGD 20AUX18
2 Seal‐Oil PPGD 60G7
2 Bearing, Eccentric Shaft PPGD 12C33
2 Shim, Bearing Cover Plate PPGD 77B20
12 Screw, Bearing Cover Plate PPGD 75A18
2 Plate‐Bearing Cover PPGD FXX366
1 Gasket, Bearing Cover Plate PPGD 25C973
2 Fitting-Lube, Bearing CVR Plate PPGD 40E5

Connecting Rod CrossHead

Gardner Denver 7.5” x 8” FY FXX Connecting Rod CrossHead
Qty.DescriptionPart No.
2 ASM Connecting Rod PPGD 2FXX417
2 Bushing (Eccentric End) PPGD 2FXX421
2 Bushing (CrossHead End) PPGD FXX229
2 CrossHead PPGD FXX175
2 Plate‐Retainer PPGD 1FXX281
4 Screw(1.25" LG.) Retainer Plate PPGD 75B11
4 Screw 1" LG Retainer Plate PPGD 75B13
48" Wire PPGD 97A29

Gear End Frame

Gardner Denver 7.5” x 8” FY FXX Gear End Frame
Qty.DescriptionPart No.
1 ASM Frame PPGD 200FXX001A
1 Plug‐SQHD Pipe, Oil Drain PPGD 64A5
1 Elbow‐Pipe Street, Oil Level PPGD 64D4
1 Plug‐SQHD Pipe, Oil Level PPGD 64AA4
1 Hood PPGD 200FXX053
1 Gasket, Hood PPGD 2009457
12 Screw, Hood PPGD 75AA1
1 Cover‐Filler PPGD FXX880
2 Plug‐SQHD Pipe, CrossHead PPGD 64AA7
4 Stud, CrossHead INSPECT. Plate PPGD 79A6
4 Nut, CrossHead INSP. PL. Stud PPGD 50B5
2 Plate‐Inspection, CrossHead PPGD FXX723
2 Gasket, CrossHead INS. Plate PPGD 25C1180
4 Screw, CrossHead INS. Plate PPGD 75A4
1 Stud, Plate Inspection PPGD 79A338
1 Nut, Plate Inspection Stud PPGD 50B3
1 Plate‐Inspection PPGD 1PXD237
1 Manifold‐Water PPGD 1FXX315
2 Screw, Water Manifold PPGD 75A5
2 Valve‐Angle PPGD 90F4
2 Nipple‐Pipe PPGD 63D9
2 Nipple‐Pipe PPGD 63D14
2 Baffle, Piston Rod PPGD 1FXX840
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