Parts List for Cat Pump model # 390
Key
Part #
Description
Price
Stock
Required
Quantity
Action
KIT1 # 31825
SEAL KIT, Seal and O-ring KIT, in includes all low and high-pressure seals and their associated O-rings
$108.30
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
KIT2 # 34010
VALVE KIT, VALVE KIT, includes the Valve, retainer, spring, seat, and necessary O-rings
$252.70
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
5 # 125824
Screw, HHC Sems, Steel/Chrome Plated
$1.42
0 in Stock
8
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
8 # 43344
Cover, Bearing, Aluminum
$34.67
2 in Stock
2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
10 # 43343
O-Ring, Bearing Cover, Nitrile
$5.16
2 in Stock
2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
11 # 43222
Seal, Oil, Nitrile
$9.60
4 in Stock
2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
15 # 14480
Bearing, Ball, STLR
$36.25
2 in Stock
2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
20 # 45883
Assembly, Connecting Rod, HS
$67.92
3 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
25 # 43342
Crankshaft, Dual-End, Forged Chrome-moly
$436.05
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
32 # 43211
Cap, Oil Filler, ABS Plastic
$11.74
5 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
33 # 14177
O-Ring, Oil Filler Cap, Nitrile
$2.15
7 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
37 # 92241
Gauge, Oil Bubble with Gasket, Poly Carbonate
$13.59
4 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
38 # 44428
Gasket, Flat, Oil Gauge, Nitrile
$3.07
6 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
40 # 126541
Screw, HHC Sems, Steel/Chrome Plated
$1.42
0 in Stock
4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
48 # 25625
Plug, Drain, Steel/Chrome Plated
$6.74
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
49 # 23170
O-Ring, Drain Plug, Nitrile
$1.42
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
50 # 48772
Cover, Rear, Aluminum
$65.08
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
51 # 48773
O-Ring, Cover
$7.93
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
53 # 48769
Crankcase, Aluminum
$520.60
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
55 # 126516
Screw, Steel/Chrome Plated
$6.27
0 in Stock
2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
56 # 43355
Pan, Oil, POP
$5.08
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
64 # 43351
Pin, Crosshead, Chrome-Moly
$13.68
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
65 # 44312
Rod, Piston, SZZ
$146.78
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
70 # 43527
Seal, Oil, Nitrile
$9.60
3 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
75 # 25327
Slinger, Barrier, 304 Stainless Steel
$3.37
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
77 # 25392
O-Ring, Sleeve, Nitrile
$1.53
2 in Stock
6
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
80 # 44311
Sleeve, 304SS/Chrome Plated
$48.45
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
100 # 43530
Retainer, Seal, PVDF
$6.74
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
101 # 43532
Wick, Long Tab
$5.46
3 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
106 # 100015
Seal, Low-Pressure, , Fluorocarbon
$32.30
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
110 # 44286
Manifold, Inlet, Brass/Chrome Plated
$499.70
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
112 # 43781
O-Ring, Adapter, Inner, Nitrile
$2.75
3 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
113 # 11261
Spacer, Cylinder, FBR
$1.99
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
114 # 44287
Adapter, Inlet, BB
$25.89
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
116 # 27536
O-Ring, Inlet Adapter, Outer, Nitrile
$3.37
2 in Stock
6
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
119 # 27944
Valve, Inlet, 304 Stainless Steel
$31.82
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
130 # 27945
Piston, 304 Stainless Steel
$37.29
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
133 # 27946
Cup, Piston, Fluorocarbon
$28.74
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
135 # 27796
Spacer, Piston, 304 Stainless Steel
$15.11
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
136 # 27947
Retainer, Piston, 304 Stainless Steel
$33.25
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
137 # 15850
Washer, 304 Stainless Steel
$1.99
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
138 # 26546
Nut, Slotted, 304 Stainless Steel
$10.64
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
139 # 14158
Cotterpin, 304 Stainless Steel
$1.03
15 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
150 # 44288
Cylinder, 304SS/Chrome Plated
$83.12
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
155 # 27536
O-Ring, Adapter, Inner, Nitrile
$3.37
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
157 # 44310
Adapter, Discharge, BB
$30.16
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
159 # 43781
O-Ring
$2.75
3 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
163 # 43793
O-Ring, Seat, Nitrile
$1.99
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
164 # 103956
Seat, 304 Stainless Steel
$29.69
0 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
166 # 104302
Valve, 304 Stainless Steel
$35.15
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
167 # 43251
Spring, 304 Stainless Steel
$3.66
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
168 # 103957
Retainer, Spring, 304 Stainless Steel
$16.91
2 in Stock
3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
185 # 43770
Manifold, Discharge, Brass/Chrome Plated
$427.50
0 in Stock
1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
187 # 126551
Stud, Discharge Manifold, Steel/Chrome Plated
$10.45
0 in Stock
4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
194 # 126201
Nut, Hex Flange, Steel/Chrome Plated
$1.42
0 in Stock
4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Modify
Add
Remove
Download Parts PDF Specsheet
