Parts List for Cat Pump model # 3821HS
Key
Part #
Description
Price
Stock
Required
Quantity
Action
KIT1 # 701699
SEAL KIT, Seal and O-ring KIT, in includes all low and high-pressure seals and their associated O-rings
$583.88
0 in Stock
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0
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KIT2 # 34017
VALVE KIT, VALVE KIT, includes the Valve, retainer, spring, seat, and necessary O-rings
$673.11
4 in Stock
2
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5 # 96049
Screw. HH Sems, 5
$3.71
0 in Stock
8
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8 # 134604
Cover, Bearing, ALE
$140.90
0 in Stock
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9 # 815279
Shim, Split 2-Piece, FBR
$22.99
0 in Stock
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10 # 12398
O-Rina. Bearing Cover-70D, Nitrile
$9.45
0 in Stock
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11 # 13296
Seal, Oil, Crankshaft, Nitrile
$22.57
2 in Stock
2
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12 # 855049
Shim, Split 2-Piece, 5
$22.99
0 in Stock
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15 # 29326
Bearing, Roller, Steel
$187.74
0 in Stock
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20 # 126725
Rod. Connecting Assembly, BZR
$517.21
0 in Stock
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21 # 126749
Washer, Locking, Steel/Chrome Plated
$10.55
0 in Stock
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22 # 126593
Washer, Flat, Steel/Chrome Plated
$1.26
0 in Stock
6
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23 # 122045
Screw, HH, Steel/Zinc Plated
$5.58
0 in Stock
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25 # 29325
Crankshaft, Dual-End
$2977.59
0 in Stock
1
0
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31 # 828710
Protector, Oil Cap with Foam Gasket, Polyethylene
$6.71
0 in Stock
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32 # 43211
Cap, Oil Filler, ABS Plastic
$9.81
5 in Stock
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33 # 14177
O-Ring, Oil Filler Cap-70D, Nitrile
$1.80
5 in Stock
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34 # 126743
Bolt, Eye, Steel/Chrome Plated
$15.02
0 in Stock
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37 # 92241
Gauge, Oil Bubble with Gasket, Poly Carbonate
$11.35
1 in Stock
1
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1
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38 # 44428
Gasket, Flat, Oil Gauge-80 D, Nitrile
$2.56
3 in Stock
1
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40 # 125753
Screw, HH Sems, 304 Stainless Steel
$3.75
0 in Stock
8
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48 # 25625
Plug, Drain, Steel/Chrome Plated
$5.99
0 in Stock
1
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49 # 23170
O-Ring, Drain Plug-70D, Nitrile
$1.26
0 in Stock
1
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50 # 45936
Cover, Rear, ALE
$431.16
0 in Stock
1
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1
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51 # 16612
O-Ring, Cover-70D, Nitrile
$19.82
0 in Stock
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53 # 134784
Crankcase Assembly, ALE
$3200.35
0 in Stock
1
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54 # 27488
Pins. Guide, 304 Stainless Steel
$1.56
0 in Stock
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56 # 27790
Pan, Oil, POP
$19.82
0 in Stock
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59 # 92538
Screw. HH Sems, 304 Stainless Steel
$2.27
0 in Stock
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64 # 43864
Pin. Crosshead, Chrome-Moly
$44.30
0 in Stock
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65 # 49166
Rod. Plunger, 316SS/High-Strength Brass
$424.40
0 in Stock
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69 # 126587
Washer, Oil Seal, Steel/Chrome Plated
$9.45
2 in Stock
3
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70 # 100488
Seal, Oil, Crankcase, NBRS
$19.41
2 in Stock
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75 # 43865
Slinger, Barrier, 304 Stainless Steel
$6.25
0 in Stock
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88 # 45676
Washer, Keyhole, 304 Stainless Steel
$5.02
0 in Stock
3
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90 # 43957
Plunger, Ceramic
$576.27
0 in Stock
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95 # 89778
Stud. Plunger Retainer, 316 Stainless Steel
$30.29
0 in Stock
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96 # 20189
Backup Ring, Plunger Retainer, PTFE
$7.05
0 in Stock
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97 # 11345
O-Ring, Plunger Retainer-70D, Nitrile
$1.77
0 in Stock
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98 # 44085
Gasket, Plunger Retainer, 316 Stainless Steel
$6.25
0 in Stock
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99 # 44084
Retainer, Plunger, 316 Stainless Steel
$103.22
0 in Stock
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100 # 814279
Retainer, Seal, 2-Piece, PVDF
$31.14
3 in Stock
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101 # 44106
Wick. Long Tab
$5.58
0 in Stock
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104 # 43875
O-Ring. Inlet Adapter-70D, Nitrile
$5.99
0 in Stock
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105 # 45562
Adapter, Inlet, 316 Stainless Steel
$165.80
0 in Stock
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106 # 44098
Seal. Low-Pressure with SS-Spring, Nitrile
$29.95
2 in Stock
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107 # 44101
Washer. Low-Pressure Seal, 316 Stainless Steel
$26.36
2 in Stock
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110 # 701286
Manifold, Inlet, 316 Stainless Steel
$7914.38
0 in Stock
1
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111 # 701116
Plug. Inlet, 316 Stainless Steel
$113.06
0 in Stock
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112 # 701794
O-Ring. Inlet Spacer-70D, Nitrile
$4.26
0 in Stock
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113 # 701319
Backup Ring, Inlet Spacer, PTFE
$7.30
0 in Stock
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114 # 701317
Spacer, Inlet, 316 Stainless Steel
$161.16
0 in Stock
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117 # 701252
Screw, HSH, 316 Stainless Steel
$19.41
0 in Stock
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118 # 701077
Plug CAquot; NPT, 316 Stainless Steel
$19.41
0 in Stock
1
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122 # 49782
Spacer, V-Packing, 316 Stainless Steel
$259.88
0 in Stock
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123 # 12391
O-Ring. V-Packing Cvlinder-70D, Nitrile
$3.25
0 in Stock
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124 # 49783
Cylinder, V-Packing, 316 Stainless Steel
$370.40
0 in Stock
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126 # 48390
Adapter, Female, D
$51.89
0 in Stock
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127 # 44608
V-Packing, STG
$55.26
0 in Stock
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128 # 45565
Adapter, Male, 316 Stainless Steel
$126.14
0 in Stock
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141 # 49743
Springs, Coil, 316 Stainless Steel
$70.88
0 in Stock
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158 # 48362
Backup Ring, V-Packing Cylinder, D
$12.15
0 in Stock
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159 # 48860
O-Ring, V-Packing Cvlinder-90D, Nitrile
$4.26
0 in Stock
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162 # 48363
Backup Ring, Seat, D
$9.70
0 in Stock
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164 # 44612
Seat, Stepped, 316 Stainless Steel
$109.26
0 in Stock
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166 # 44108
Valve, 316 Stainless Steel
$53.58
0 in Stock
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167 # 44109
Spring, 316 Stainless Steel
$10.55
0 in Stock
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168 # 44728
Retainer, Spring, PVDF
$29.95
0 in Stock
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170 # 44729
Washer, Spring Retainer, 316 Stainless Steel
$5.58
0 in Stock
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171 # 44644
Soring, Coil . Valve Plug, 316 Stainless Steel
$39.66
0 in Stock
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172 # 89827
O-Ring, Valve Plug-90D, Nitrile
$4.76
0 in Stock
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173 # 48364
Backup Ring, Valve Plug, D
$10.55
0 in Stock
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174 # 701278
Plug, Valve, 316 Stainless Steel
$152.71
0 in Stock
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176 # 701316
Cover, Valve, 316 Stainless Steel
$515.54
0 in Stock
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177 # 87951
Screw. HSH, 304 Stainless Steel
$7.05
0 in Stock
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185 # 701315
Manifold, Discharge, 316 Stainless Steel
$7529.62
0 in Stock
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188 # 701279
Screw. HSH, 304 Stainless Steel
$11.23
0 in Stock
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196 # 701342
Plug. Discharge Not Shown, 316 Stainless Steel
$68.76
0 in Stock
1
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250 # 855042
Protector, Shaft with Two Screws, Lockwashers and Washers, NY
$45.21
1 in Stock
1
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Download Parts PDF Specsheet
