Generac Parts

Generac # Official 5-Hp 1800-Psi Pressure Washer Replacement Parts For Model 0457-0

We Sell Only Genuine Generac Parts

Popular Parts for Generac 0457-0

Search Within Model

Browse all Parts Search by Area
Accessories And Attachments Diagram and Parts List for 0457-0  Generac Pressure Washer
Accessories And Attachments
Main Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
Main Assembly
Pump Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
Pump Assembly
Pump Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
Pump Assembly
Previous Showing All Parts Next
Accessories And Attachments
Accessories And Attachments Diagram and Parts List for 0457-0  Generac Pressure Washer
  • (NI)
    Adapter guard – Part Number: 100517GS
    Adapter guard
    Part Number: 100517GS
      Special Order
    $12.74
  • 2
    Washer – Part Number: 75100
    Washer
    Part Number: 75100
      No Longer Available
  • 3
    Decal washer – Part Number: 75101
    Decal washer
    Part Number: 75101
      No Longer Available
  • 4
    Washer – Part Number: 75102
    Washer
    Part Number: 75102
      No Longer Available
  • 5
    Degreaser – Part Number: 75103
    Degreaser
    Part Number: 75103
      No Longer Available
  • 8
    Nozzle – Part Number: 75185
    Nozzle
    Part Number: 75185
      No Longer Available
  • 10
    Connector – Part Number: 75187
    Connector
    Part Number: 75187
      Special Order
    $2969.98
  • 11
    Coupler – Part Number: 75188
    Coupler
    Part Number: 75188
      No Longer Available
  • 12
    Brush kit – Part Number: 75189
    Brush kit
    Part Number: 75189
      Special Order
    $186.74
  • 13
    Brush kit – Part Number: 75190
    Brush kit
    Part Number: 75190
      No Longer Available
  • 14
    Coupler – Part Number: 75191
    Coupler
    Part Number: 75191
      Special Order
    $121.79
  • 16
    50-ft hose – Part Number: 75193
    50-ft hose
    Part Number: 75193
      Special Order
    $115.36
  • 18
    Angle wand – Part Number: 75196
    Angle wand
    Part Number: 75196
      Special Order
    $181.45
  • 19
    Connector – Part Number: 75197
    Connector
    Part Number: 75197
      Special Order
    $91.96
  • 20
    Connector – Part Number: 75198
    Connector
    Part Number: 75198
      Special Order
    $32.17
  • 21
    Brush kit – Part Number: 75199
    Brush kit
    Part Number: 75199
      Special Order
    $981.52
  • NI
    Hose-2400psi – Part Number: 100512GS
    Hose-2400psi
    Part Number: 100512GS
      Special Order
    $63.72
  • NI
    Seal Kit – Part Number: 126-87822P
    Seal Kit
    Part Number: 126-87822P
      Special Order
    $53.29
  • NI
    Hose-4000psi – Part Number: 100514GS
    Hose-4000psi
    Part Number: 100514GS
      Special Order
    $152.67
  • NI
    Seal Kit – Part Number: 89361
    Seal Kit
    Part Number: 89361
      Special Order
    $31.15
  • NI
    Repair Kit – Part Number: 501-87628P
    Repair Kit
    Part Number: 501-87628P
      Special Order
    $94.02
  • NI
    Combiset – Part Number: 91383
    Combiset
    Part Number: 91383
      Special Order
    $259.05
  • NI
    Owner
    Owner's Manual
    Part Number: 96596
      No Longer Available
  • NI
    Pressure washer water hose, 4,000-psi – Part Number: 100513GS
    Pressure washer water hose, 4,000-psi
    Part Number: 100513GS
      No Longer Available
  • NI
    Adaptor-quic – Part Number: 100518GS
    Adaptor-quic
    Part Number: 100518GS
      Special Order
    $31.17
  • NI
    Complete Pump Assembly – Part Number: 87528
    Complete Pump Assembly
    Part Number: 87528
      No Longer Available
  • NI
    Turbo wand – Part Number: 100511GS
    Turbo wand
    Part Number: 100511GS
      Special Order
    $54.02
  • NI
    O-ring kit – Part Number: 100516GS
    O-ring kit
    Part Number: 100516GS
      No Longer Available
  • NI
    Kit – Part Number: PRM008
    Kit
    Part Number: PRM008
      No Longer Available
  • NI
    Valve Kit – Part Number: 50087628P
    Valve Kit
    Part Number: 50087628P
      Special Order
    $95.82
Main Assembly
Main Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
Pump Assembly
Pump Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
  • (NI)
    Adapter guard – Part Number: 100517GS
    Adapter guard
    Part Number: 100517GS
      Special Order
    $12.74
  • 1
    Head Bolt – Part Number: 10087822P
    Head Bolt
    Part Number: 10087822P
      Special Order
    $6.16
  • 7
    Valve Cap – Part Number: 101-87628P
    Valve Cap
    Part Number: 101-87628P
      Special Order
    $14.67
  • 8
    O-Ring – Part Number: 10187822P
    O-Ring
    Part Number: 10187822P
      Special Order
    $6.16
  • 9
    Complete Valve – Part Number: 10287822P
    Complete Valve
    Part Number: 10287822P
      Special Order
    $16.26
  • 10
    O-Ring (6) – Part Number: 103-878229P
    O-Ring (6)
    Part Number: 103-878229P
      No Longer Available
  • 11
    SUPPORT RING – Part Number: 10487822P
    SUPPORT RING
    Part Number: 10487822P
      Special Order
    $10.85
  • 12
    Packaging Gasket – Part Number: 10587822P
    Packaging Gasket
    Part Number: 10587822P
      Special Order
    $44.52
  • 13
    PISTON GUIDE – Part Number: 10587628P
    PISTON GUIDE
    Part Number: 10587628P
      Special Order
    $31.42
  • 14
    O-RING – Part Number: 10687822P
    O-RING
    Part Number: 10687822P
      Special Order
    $6.16
  • 15
    Packaging Seal Gasket – Part Number: 10393360P
    Packaging Seal Gasket
    Part Number: 10393360P
      Special Order
    $11.54
  • 16
    Piston Oil Seal – Part Number: 16593360P
    Piston Oil Seal
    Part Number: 16593360P
      Special Order
    $10.35
  • 17
    SHAFT SIDE PLUG – Part Number: 10787628P
    SHAFT SIDE PLUG
    Part Number: 10787628P
      Special Order
    $7.16
  • 18
    O-RING – Part Number: 10787822P
    O-RING
    Part Number: 10787822P
      Special Order
    $6.16
  • 19
    Circlip – Part Number: 10887628P
    Circlip
    Part Number: 10887628P
      Special Order
    $6.16
  • 20
    CRANKSHAFT BEARING – Part Number: 10987628P
    CRANKSHAFT BEARING
    Part Number: 10987628P
      Special Order
    $86.05
  • 21
    BUSHING – Part Number: 10887822P
    BUSHING
    Part Number: 10887822P
      Special Order
    $48.10
  • 22
    PUMP BODY – Part Number: 10987822P
    PUMP BODY
    Part Number: 10987822P
      Special Order
    $344.02
  • 23
    Dipstick – Part Number: 11287628P
    Dipstick
    Part Number: 11287628P
      Special Order
    $21.90
  • 24
    SCREW M8 – Part Number: 11087822P
    SCREW M8
    Part Number: 11087822P
      Special Order
    $6.16
  • 25
    Piston Washer – Part Number: 11187822P
    Piston Washer
    Part Number: 11187822P
      Special Order
    $6.16
  • 26
    Piston – Part Number: 114-87628P
    Piston
    Part Number: 114-87628P
      Special Order
    $80.74
  • 27
    Chemical Injection Kit – Part Number: 11587628P
    Chemical Injection Kit
    Part Number: 11587628P
      Special Order
    $26.77
  • 28
    Spacer Disc – Part Number: 11687628P
    Spacer Disc
    Part Number: 11687628P
      Special Order
    $6.16
  • 29
    CONNECTING ROD – Part Number: 11787628P
    CONNECTING ROD
    Part Number: 11787628P
      Special Order
    $79.72
  • 30
    PISTON PIN – Part Number: 11287822P
    PISTON PIN
    Part Number: 11287822P
      Special Order
    $12.96
  • 31
    SCREW TCEI M5 X 20 – Part Number: 17293360P
    SCREW TCEI M5 X 20
    Part Number: 17293360P
      Special Order
    $6.16
  • 32
    REAR COVER – Part Number: 11987628P
    REAR COVER
    Part Number: 11987628P
      Special Order
    $60.56
  • 33
    SEAL – Part Number: 12087628P
    SEAL
    Part Number: 12087628P
      Special Order
    $6.16
  • 34
    SEAL – Part Number: 12187628P
    SEAL
    Part Number: 12187628P
      Special Order
    $6.16
  • 35
    SEAL – Part Number: 12287628P
    SEAL
    Part Number: 12287628P
      Special Order
    $6.16
  • 36
    CONNECTING ROD – Part Number: 12387628P
    CONNECTING ROD
    Part Number: 12387628P
      Special Order
    $121.26
  • 37
    Gasket – Part Number: 114-87822P
    Gasket
    Part Number: 114-87822P
      Special Order
    $6.16
  • 38
    O-ring – Part Number: 108-87627P
    O-ring
    Part Number: 108-87627P
      Special Order
    $6.16
  • 39
    Cap Fitting – Part Number: 10487628P
    Cap Fitting
    Part Number: 10487628P
      Special Order
    $10.50
  • 40
    Head Pump – Part Number: 102-87628P
    Head Pump
    Part Number: 102-87628P
      Special Order
    $486.10
  • 41
    O-Ring – Part Number: 11787822P
    O-Ring
    Part Number: 11787822P
      Special Order
    $6.16
  • 42
    Cap Fitting – Part Number: 10387628P
    Cap Fitting
    Part Number: 10387628P
      Special Order
    $15.89
  • 62
    Seal Ring – Part Number: 12187822P
    Seal Ring
    Part Number: 12187822P
      Special Order
    $50.92
  • 67
    CRANKSHAFT – Part Number: 12487628P
    CRANKSHAFT
    Part Number: 12487628P
      Special Order
    $450.97
  • 68
    Ring Bearing – Part Number: 12587628P
    Ring Bearing
    Part Number: 12587628P
      Special Order
    $90.70
  • 69
    MOUNTING FLANGE – Part Number: 12787628P
    MOUNTING FLANGE
    Part Number: 12787628P
      Special Order
    $66.39
  • 79
    WASHER 6.5 X 28 X 4 – Part Number: 12487822P
    WASHER 6.5 X 28 X 4
    Part Number: 12487822P
      Special Order
    $10.59
  • 81
    BOLT TCEI M6 X 12 – Part Number: 12087822P
    BOLT TCEI M6 X 12
    Part Number: 12087822P
      Special Order
    $6.16
  • 82
    COVER – Part Number: 10687628P
    COVER
    Part Number: 10687628P
      Special Order
    $7.75
  • 84
    Snap Ring – Part Number: 12687628P
    Snap Ring
    Part Number: 12687628P
      Special Order
    $21.33
  • NI
    Seal Kit – Part Number: 126-87822P
    Seal Kit
    Part Number: 126-87822P
      Special Order
    $53.29
  • NI
    Seal Kit – Part Number: 89361
    Seal Kit
    Part Number: 89361
      Special Order
    $31.15
  • NI
    Pressure washer water hose, 4,000-psi – Part Number: 100513GS
    Pressure washer water hose, 4,000-psi
    Part Number: 100513GS
      No Longer Available
  • NI
    Kit – Part Number: PRM008
    Kit
    Part Number: PRM008
      No Longer Available
  • NI
    Repair Kit – Part Number: 501-87628P
    Repair Kit
    Part Number: 501-87628P
      Special Order
    $94.02
  • NI
    Hose-4000psi – Part Number: 100514GS
    Hose-4000psi
    Part Number: 100514GS
      Special Order
    $152.67
  • NI
    Turbo wand – Part Number: 100511GS
    Turbo wand
    Part Number: 100511GS
      Special Order
    $54.02
  • NI
    Combiset – Part Number: 91383
    Combiset
    Part Number: 91383
      Special Order
    $259.05
  • NI
    Complete Pump Assembly – Part Number: 87528
    Complete Pump Assembly
    Part Number: 87528
      No Longer Available
  • NI
    Valve Kit – Part Number: 50087628P
    Valve Kit
    Part Number: 50087628P
      Special Order
    $95.82
  • NI
    O-ring kit – Part Number: 100516GS
    O-ring kit
    Part Number: 100516GS
      No Longer Available
  • NI
    Adaptor-quic – Part Number: 100518GS
    Adaptor-quic
    Part Number: 100518GS
      Special Order
    $31.17
  • NI
    Owner
    Owner's Manual
    Part Number: 96596
      No Longer Available
  • NI
    Hose-2400psi – Part Number: 100512GS
    Hose-2400psi
    Part Number: 100512GS
      Special Order
    $63.72
Pump Assembly
Pump Assembly Diagram and Parts List for 0457-0  Generac Pressure Washer
  • (NI)
    Adapter guard – Part Number: 100517GS
    Adapter guard
    Part Number: 100517GS
      Special Order
    $12.74
  • 1
    Pres Regknob – Part Number: 96737
    Pres Regknob
    Part Number: 96737
      Special Order
    $10.48
  • 2
    Ring Nut – Part Number: 96738
    Ring Nut
    Part Number: 96738
      Special Order
    $11.22
  • 3
    Guide Spring – Part Number: 96739
    Guide Spring
    Part Number: 96739
      Special Order
    $17.78
  • 4
    SPRING – Part Number: 10491383
    SPRING
    Part Number: 10491383
      Special Order
    $13.91
  • 5
    PLATE – Part Number: 10591383
    PLATE
    Part Number: 10591383
      Special Order
    $9.61
  • 6
    UPPER PISTON – Part Number: 10691383
    UPPER PISTON
    Part Number: 10691383
      Special Order
    $51.04
  • 7
    Seal Kit – Part Number: 89361
    Seal Kit
    Part Number: 89361
      Special Order
    $31.15
  • 8
    PISTON GUIDE – Part Number: 10791383
    PISTON GUIDE
    Part Number: 10791383
      Special Order
    $45.50
  • 11
    Piston – Part Number: 108-91383
    Piston
    Part Number: 108-91383
      Special Order
    $54.58
  • 12
    BODY – Part Number: 10991383
    BODY
    Part Number: 10991383
      Special Order
    $194.63
  • 16
    Screw – Part Number: 96740
    Screw
    Part Number: 96740
      Special Order
    $6.16
  • 17
    PIN – Part Number: 11091383
    PIN
    Part Number: 11091383
      Special Order
    $8.02
  • 20
    Knob – Part Number: 96741
    Knob
    Part Number: 96741
      Special Order
    $8.75
  • 21
    Check Valve – Part Number: 111-91383
    Check Valve
    Part Number: 111-91383
      Special Order
    $91.00
  • 26
    Fitting – Part Number: 92018
    Fitting
    Part Number: 92018
      Special Order
    $7.68
  • 28
    Washer – Part Number: 100-91383
    Washer
    Part Number: 100-91383
      Special Order
    $5.95
  • 29
    Fitting – Part Number: 101-91383
    Fitting
    Part Number: 101-91383
      Special Order
    $28.92
  • 33
    Washer – Part Number: 102-91383
    Washer
    Part Number: 102-91383
      Special Order
    $5.95
  • 34
    Fitting – Part Number: 103-91383
    Fitting
    Part Number: 103-91383
      Special Order
    $23.04
  • 40
    PIN – Part Number: 11291383
    PIN
    Part Number: 11291383
      Special Order
    $51.04
  • 46
    Connector – Part Number: 89646
    Connector
    Part Number: 89646
      Special Order
    $43.98
  • 54
    O-RING – Part Number: 11391383
    O-RING
    Part Number: 11391383
      Special Order
    $6.16
  • 55
    Connector – Part Number: 114-91383
    Connector
    Part Number: 114-91383
      Special Order
    $47.26
  • 62
    CONNECTOR BRASS – Part Number: 11591383
    CONNECTOR BRASS
    Part Number: 11591383
      Special Order
    $30.23
  • 63
    DETERGENT INJECTOR – Part Number: 11791383
    DETERGENT INJECTOR
    Part Number: 11791383
      Special Order
    $80.25
  • 64
    O-Ring – Part Number: 118-91383
    O-Ring
    Part Number: 118-91383
      Special Order
    $5.95
  • 65
    O-Ring – Part Number: 119-91383
    O-Ring
    Part Number: 119-91383
      Special Order
    $5.95
  • 66
    SPRING – Part Number: 12091383
    SPRING
    Part Number: 12091383
      No Longer Available
  • 67
    TRAP VALVE – Part Number: 12191383
    TRAP VALVE
    Part Number: 12191383
      Special Order
    $17.52
  • 68
    O-Ring – Part Number: 122-91383
    O-Ring
    Part Number: 122-91383
      Special Order
    $5.95
  • NI
    Kit – Part Number: PRM008
    Kit
    Part Number: PRM008
      No Longer Available
  • NI
    Adaptor-quic – Part Number: 100518GS
    Adaptor-quic
    Part Number: 100518GS
      Special Order
    $31.17
  • NI
    Complete Pump Assembly – Part Number: 87528
    Complete Pump Assembly
    Part Number: 87528
      No Longer Available
  • NI
    Turbo wand – Part Number: 100511GS
    Turbo wand
    Part Number: 100511GS
      Special Order
    $54.02
  • NI
    Pressure washer water hose, 4,000-psi – Part Number: 100513GS
    Pressure washer water hose, 4,000-psi
    Part Number: 100513GS
      No Longer Available
  • NI
    Hose-2400psi – Part Number: 100512GS
    Hose-2400psi
    Part Number: 100512GS
      Special Order
    $63.72
  • NI
    Combiset – Part Number: 91383
    Combiset
    Part Number: 91383
      Special Order
    $259.05
  • NI
    Hose-4000psi – Part Number: 100514GS
    Hose-4000psi
    Part Number: 100514GS
      Special Order
    $152.67
  • NI
    O-ring kit – Part Number: 100516GS
    O-ring kit
    Part Number: 100516GS
      No Longer Available
  • NI
    Seal Kit – Part Number: 126-87822P
    Seal Kit
    Part Number: 126-87822P
      Special Order
    $53.29
  • NI
    Owner
    Owner's Manual
    Part Number: 96596
      No Longer Available
  • NI
    Valve Kit – Part Number: 50087628P
    Valve Kit
    Part Number: 50087628P
      Special Order
    $95.82
  • NI
    Repair Kit – Part Number: 501-87628P
    Repair Kit
    Part Number: 501-87628P
      Special Order
    $94.02