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ITEM PART DESCRIPTION QTY.
1 08377 Crankcase 1
2 08378 Oil Fill Plug with Gasket 1
3 06479 Crankcase cover 1
3A 07186 Oil Sight Glass w/ Gasket 1
4 08380 O-Ring 1
5 12137 Oil Drain Plug 1
5A 07182 Gasket for Oil Drain Plug 1
5B 08092 Plug with Gasket 1
6 08093 Screw 4
6A 08094 Spring Washer 12
7 08471 Bearing Cover, Open 1
8 08472 Bearing Cover, Closed 1
8A 06245 Shim 1
9 01016 O-Ring 2
10 08095 Screw with Washer 8
11 07459 Radial Shaft Seal 1
12 08473 Bearing 1
12A 08474 Bearing 1
13 08475 Crankshaft 1
14 08091 Fitting Key 1
15 08390 Connecting Rod Assembly 3
15A 07311 Screw with Washer 6
16 06611 Plunger Assy. Items 16A-16G 3
16A 08096 Plunger Base 3
16B 08398 Plunger Pipe 3
16C 07256 Centering Sleeve 3
16D 08097 Tensioning Screwing 3
16E 07023 O-Ring 3
16F 07203 Backup Ring 3
P420A-3100/5100 PUMP PARTS LIST
P420A-3100/5100 PUMP TORQUE SPECIFICATIONS
Position Item# Description Torque Amount
15A 07311 Screw with Washer 216 in.-lbs.
16D 08097 Tensioning Screw 240 in.-lbs.
32 06616/06379 Plug (P420A-3100/P420A-5100) 125 ft.-lbs.
34 06612 Inner Hexegon Screw 35 ft.-lbs.
ITEM PART DESCRIPTION QTY.
16G 07161-0100 Copper Washer 3
17 07314 Crosshead Pin 3
19 08366 Oil Seal 3
20 08098 Seal Case 3
21 06613 O-Ring (P420-3100) 3
21 07266 O-Ring (P420-5100) 3
22 08059 O-Ring 3
23 12254 V-Sleeve 3
23A 08099 Spacer Ring 3
23B 12255 Weep Seal 3
24 08376 Pressure Ring 6
25 06373 Weep Return Ring 3
26 06614 Manifold (P420-3100) 1
26 06374 Manifold (P420-5100) 1
27A 06615 Valve Assembly (P420A-3100) 6
27A 06375 Valve Assembly (P420A-5100) 6
27 06376 Valve Seat 6
28 08371 Valve Plate 6
29 06377 Valve Spring 6
30 08372 Valve Spring Retainer 6
31 07212-0001 O-Ring, Viton (P420A-3100) 6
31 07212 O-Ring (P420A-5100) 6
32 06616 Plug (P420A-3100) 6
32 06379 Plug (P420A-5100) 6
33 07214-0001 O-Ring, Viton (P420A-3100) 6
33 07214 O-Ring (P420-5100) 6
34 06612 Inner Hexagon Screw 8
36 13150 Plug, G 3/4" (P420-5100) 1
37 13321-0100 Plug, G 1" (P420-5100) 1
Preventative Maintenance Check-List & Recommended Spare Parts List
Check Daily Weekly 50hrs Every Every Every
500 hrs 1500 hrs 3000 hrs
Oil Level/Quality X
Oil Leaks X
Water Leaks X
Belts, Pulley X
Plumbing X
Recommended Spare Parts
Oil Change X X
Seal Spare Parts (1 kit/pump) X
(See page 5 for kit list)
Oil Seal Kit (1 kit/pump) X
(See page 5 for kit lit)
Valve Spare Parts (1 kit/pump) X
(See page 5 for kit list)