Parts List for Cat Pump model # 4SP21ELU
Key
Part #
Description
Price
Stock
Required
Quantity
Action
KIT1 # 76968
SEAL KIT, Seal and O-ring KIT, in includes all low and high-pressure seals and their associated O-rings
$147.24
2 in Stock
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KIT2 # 76976
VALVE KIT, VALVE KIT, includes the Valve, retainer, spring, seat, and necessary O-rings
$134.16
0 in Stock
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5 # 549360
, STCP R Screw, HHC Sems
$0.93
0 in Stock
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8 # 547153
Cover, Bearing, Aluminum
$45.99
0 in Stock
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10 # 14041
O-Ring, Bearing Cover-70D, Nitrile
$4.10
3 in Stock
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11 # 55337
Seal, Oil, Nitrile
$8.38
3 in Stock
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15 # 14488
Bearing, Ball, Inner, Steel
$24.57
2 in Stock
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20 # 547020
Assembly Rod, Connecting, High-Strength
$22.57
0 in Stock
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25 # 132605
Crankshaft, 5/8 inch, (Models4SP21ELR, ELU), Chrome-Moly
$361.96
0 in Stock
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26 # 12385
Ring, Retaining, Steel
$3.25
0 in Stock
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27 # 15710
Bearing, Ball, Outer, Steel
$24.18
2 in Stock
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32 # 549726
Cap, Vented with O-Ring
$19.15
0 in Stock
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33 # 14179
O-Ring, Oil Filler Cap-70D, Nitrile
$1.71
4 in Stock
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37 # 92241
Gauge, Oil, Bubble with Gasket-80D, Poly Carbonate
$10.81
6 in Stock
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38 # 44428
Gasket, Flat, Oil Gauge-80D, Nitrile
$2.44
3 in Stock
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48 # 44842
Plug, Drain, NY
$8.69
0 in Stock
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49 # 14179
O-Ring, Drain Plug-70D, Nitrile
$1.71
4 in Stock
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53 # 547099
Crankcase, Aluminum
$222.75
0 in Stock
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64 # 16948
Pin, Crosshead, Chrome-Moly
$5.83
0 in Stock
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65 # 49982
Rod, Plunger, BB
$64.97
0 in Stock
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69 # 126259
, Steel/Chrome Plated Washer, Oil Seal
$0.90
5 in Stock
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70 # 25301
Seal, Oil, Nitrile
$5.61
3 in Stock
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88 # 132607
Washer, 304 Stainless Steel
$1.01
0 in Stock
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90 # 132606
Plunger (Models 4SP21ELR, ELU), Ceramic
$58.64
0 in Stock
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98 # 46730
Washer, Seal-90D, Nitrile
$5.58
2 in Stock
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99 # 542405
Retainer, Plunger, 304 Stainless Steel
$3.25
0 in Stock
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100 # 44869
Retainer, Seal (Models 4SP21ELR, ELU), PVDF
$3.25
2 in Stock
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106 # 48222
Seal, Low-Pressure with S-Spring (Models4SP21ELR, ELU), Nitrile
$14.51
2 in Stock
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120 # 132608
Case, Seal (Models4SP21ELR, ELU)
$19.41
2 in Stock
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121 # 13977
O-Ring, Seal Case-70D (Models 4SP21ELR, ELU)
$1.99
2 in Stock
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125 # 547157
Seal, High-Pressure (Models 4SP21ELR, ELU)
$25.95
2 in Stock
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160 # 17428
O-Ring, Inlet Seat-80D
$1.77
0 in Stock
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161 # 547077
Seat, Inlet
$9.95
0 in Stock
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162 # 48361
Backup Ring, Discharge Seat
$4.10
1 in Stock
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163 # 670085
O-Ring, Discharge Seat-90D
$3.96
0 in Stock
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164 # 547076
Seat, Discharge
$18.47
0 in Stock
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166 # 547098
Valve
$5.58
0 in Stock
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168 # 543988
Retainer, Spring, Inlet
$3.75
0 in Stock
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169 # 49764
Retainer, Spring, Discharge
$4.26
0 in Stock
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172 # 142807
O-Ring, Valve Plug-90D
$1.26
0 in Stock
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174 # 547104
Plug, Valve with O-Ring (M20)
$26.79
0 in Stock
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185 # 132973
Head, Manifold (Models 4SP21ELR, ELU)
$404.15
0 in Stock
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188 # 549357
Screw, HSH (M6 x 60)
$1.77
0 in Stock
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255 # 30516
Mount, Bolt Assembly.
$8.10
0 in Stock
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300 # 76968
Kit, Seal (Includes: 98,106, 121,125) (Models 4SP21ELR, ELU)
$147.24
2 in Stock
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310 # 76976
Kit, Valve (Includes: 160-164,166-169,172)
$134.16
0 in Stock
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Download Parts PDF Specsheet
