Parts List for Cat Pump model # 291
Key
Part #
Description
Price
Stock
Required
Quantity
Action
KIT1
# 30305
SEAL KIT, Seal and O-ring KIT, in includes all low and high-pressure seals and their associated O-rings
$42.64
1 in Stock
1
0
1
2
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4
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KIT2
# 30686
VALVE KIT, VALVE KIT, includes the Valve, retainer, spring, seat, and necessary O-rings
$138.89
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
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11
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5
# 125824
Screw, HHCSems, Steel/Chrome Plated
$1.42
0 in Stock
8
0
1
2
3
4
5
6
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8
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8
# 27950
Cover, Bearing, Aluminum
$20.80
2 in Stock
2
0
1
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10
# 26536
O-Ring, Bearing Cover-70D, Nitrile
$2.40
4 in Stock
2
0
1
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8
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11
# 24159
Seal, Oil, Crankshaft, Nitrile
$11.74
2 in Stock
2
0
1
2
3
4
5
6
7
8
9
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11
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15
# 14487
Bearing, Ball, STLR
$29.69
2 in Stock
2
0
1
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20
# 48867
Assembly, Connecting Rod, High-Strength
$51.06
3 in Stock
3
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1
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25
# 43804
Crankshaft, Forged Chrome-moly
$274.55
2 in Stock
1
0
1
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3
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32
# 43211
Cap, Oil Filler, ABS Plastic
$11.74
5 in Stock
1
0
1
2
3
4
5
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9
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33
# 14177
O-Ring, Oil Filler Cap-70D, Nitrile
$2.15
7 in Stock
1
0
1
2
3
4
5
6
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37
# 92241
Gauge, Oil Bubble with Gasket-80D, Poly Carbonate
$13.59
4 in Stock
1
0
1
2
3
4
5
6
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38
# 44428
Gasket, Flat, Oil Gauge-80D, Nitrile
$3.07
6 in Stock
1
0
1
2
3
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5
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40
# 126541
Screw, HHC Sems, Steel/Chrome Plated
$1.42
0 in Stock
4
0
1
2
3
4
5
6
7
8
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48
# 25625
Plug, Drain, Steel/Chrome Plated
$6.74
0 in Stock
1
0
1
2
3
4
5
6
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8
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49
# 23170
O-Ring, Drain Plug-70D, Nitrile
$1.42
2 in Stock
1
0
1
2
3
4
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50
# 48772
Cover, Rear, Aluminum
$65.08
0 in Stock
1
0
1
2
3
4
5
6
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8
9
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51
# 48773
O-Ring, Rear Cover
$7.93
2 in Stock
1
0
1
2
3
4
5
6
7
8
9
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53
# 128361
Crankcase, 4 Screws, Aluminum
$309.70
0 in Stock
1
0
1
2
3
4
5
6
7
8
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64
# 16948
Pin, Crosshead, Chrome-Moly
$6.55
0 in Stock
3
0
1
2
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65
# 101800
Rod, Piston, SZZ
$95.47
2 in Stock
3
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1
2
3
4
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8
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69
# 126259
Washer, Oil Seal, Steel/Chrome Plated
$1.12
5 in Stock
3
0
1
2
3
4
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6
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70
# 25301
Seal, Oil, Nitrile
$7.05
3 in Stock
3
0
1
2
3
4
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6
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8
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71
# 126189
Washer, Oil Seal, Steel/Chrome Plated
$1.53
4 in Stock
3
0
1
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3
4
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75
# 25327
Slinger, Barrier, 304 Stainless Steel
$3.37
0 in Stock
3
0
1
2
3
4
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8
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77
# 25392
O-Ring, Sleeve-70D, Nitrile
$1.53
2 in Stock
6
0
1
2
3
4
5
6
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80
# 29743
Sleeve
$29.69
0 in Stock
3
0
1
2
3
4
5
6
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81
# 29003
Backup Ring, Sleeve, PTFE
$6.74
12 in Stock
3
0
1
2
3
4
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100
# 28597
Retainer, Seal, PVDF
$4.29
3 in Stock
3
0
1
2
3
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106
# 30315
Seal, Low-Pressure, Nitrile
$14.71
4 in Stock
3
0
1
2
3
4
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8
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109
# 22177
Plug HH, Brass/Chrome Plated
$6.74
0 in Stock
1
0
1
2
3
4
5
6
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110
# 25635
Manifold, Inlet, Stainless Steel
$1211.25
0 in Stock
1
0
1
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4
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8
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117
# 85680
Stud (Models 290, 291), Steel/Chrome Plated
$15.11
0 in Stock
2
0
1
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119
# 27004
Valve, Inlet, 304 Stainless Steel
$12.77
2 in Stock
3
0
1
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133
# 43474
Assembly, Bac-Cup, Fluorocarbon
$33.25
0 in Stock
3
0
1
2
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4
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135
# 27983
Spacer, Piston, 304 Stainless Steel
$11.24
0 in Stock
3
0
1
2
3
4
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136
# 27002
Retainer, Piston, 304 Stainless Steel
$8.84
0 in Stock
3
0
1
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3
4
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7
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137
# 27006
Washer, Conical, 304 Stainless Steel
$1.53
6 in Stock
3
0
1
2
3
4
5
6
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138
# 27000
Nut, 304 Stainless Steel
$8.84
4 in Stock
3
0
1
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3
4
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139
# 14158
Cotterpin, 304 Stainless Steel
$1.03
15 in Stock
3
0
1
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3
4
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143
# 23172
O-Ring, Cylinder-70D, Nitrile
$2.15
3 in Stock
6
0
1
2
3
4
5
6
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150
# 43834
Cylinder
$59.38
0 in Stock
3
0
1
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4
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153
# 21985
Backup Ring, Cylinder, PTFE
$10.52
3 in Stock
3
0
1
2
3
4
5
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164
# 43434
Seat, 304 Stainless Steel
$19.50
0 in Stock
3
0
1
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3
4
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166
# 43723
Valve, 304 Stainless Steel
$10.52
3 in Stock
3
0
1
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167
# 43360
Spring, 304 Stainless Steel
$3.63
3 in Stock
3
0
1
2
3
4
5
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168
# 43442
Retainer, Spring, 304 Stainless Steel
$18.18
3 in Stock
3
0
1
2
3
4
5
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184
# 126521
Nut, Hex (Models 290, 291), Steel/Chrome Plated
$1.42
0 in Stock
2
0
1
2
3
4
5
6
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185
# 25634
Manifold, Discharge, Stainless Steel
$1196.05
0 in Stock
1
0
1
2
3
4
5
6
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194
# 126201
Nut, Hex Flange, Steel/Chrome Plated
$1.42
0 in Stock
2
0
1
2
3
4
5
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196
# 22187
Plug HH, Brass/Chrome Plated
$10.16
0 in Stock
1
0
1
2
3
4
5
6
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