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Water Truck Parts: In Stock, Top Quality, Ship in 1 Day! Order by 2PM MST.
Water Truck Parts: In Stock, Top Quality, Ship in 1 Day! Order by 2PM MST.

Water Pump Parts

Upgrade your water truck with premium parts from UnitedBuilt Equipment. Explore our extensive inventory, featuring shaft kits, impellers, seals, gaskets, power heads, volutes, fasteners, and more. We stock top-quality brands like UnitedBuilt, Berkeley, Franklin, and ARMS. Enhance performance and durability with our high-quality water truck parts.
Water Pump Parts - UnitedBuilt Equipment

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  • Volute Gasket, 4x3, UnitedBuilt M3Z S05126MS - UnitedBuilt Equipment

    Volute Gasket, 4x3, UnitedBuilt M3Z S05126MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $11.50
    $11.50 - $11.50
    $11.50
    In stock

    UnitedBuilt Volute Gasket 4 x 3 (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $11.50
    $11.50 - $11.50
    $11.50
  • Volute, Cast Iron, 4x3, Counter Clockwise (CCW), Grooved Ends, UnitedBuilt M3Z H04041MS - UnitedBuilt Equipment

    Volute, Cast Iron, 4x3, Counter Clockwise (CCW), Grooved Ends, UnitedBuilt M3Z H04041MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $402.75
    $402.75 - $402.75
    $402.75
    In stock

    UnitedBuilt Volute CCW Groove (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $402.75
    $402.75 - $402.75
    $402.75
  • Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment

    Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $36.25
    $36.25 - $36.25
    $36.25
    In stock

    Split packing gland set made of cast iron for B3ZRM/M3ZRM pumps.

    $0.00 - $0.00
    $0.00
    $36.25
    $36.25 - $36.25
    $36.25
  • Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS - UnitedBuilt Equipment

    Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $369.00
    $369.00 - $369.00
    $369.00
    In stock

    UnitedBuilt Volute CW Groove (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $369.00
    $369.00 - $369.00
    $369.00
  • Retaining Ring, External, Stainless Steel, 1-1/8" Shaft, UnitedBuilt S23009MS - UnitedBuilt Equipment

    Retaining Ring, External, Stainless Steel, 1-1/8" Shaft, UnitedBuilt S23009MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $5.65
    $5.65 - $5.65
    $5.65
    In stock

    Retaining Ring, External, Stainless Steel 1-1/8" Shaft, Rotor Clip SH-112SS External Rings fit into the groove of a shaft. The portion of the ring ...

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    $0.00 - $0.00
    $0.00
    $5.65
    $5.65 - $5.65
    $5.65
  • Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS - UnitedBuilt Equipment
    Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS - UnitedBuilt Equipment

    Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00
    In stock

    UnitedBuilt threaded Counter-Clock Wise (CCW) cast iron impeller for M3Z pumps (or Berkeley B3Z) style pumps.

    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00

  • Nut Berkeley Packing Gland B3J, 1/2-13 Hex Nut Brass, UnitedBuilt S23347

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $3.39
    $3.39 - $3.39
    $3.39
    In stock

    $0.00 - $0.00
    $0.00
    $3.39
    $3.39 - $3.39
    $3.39
  • Rope Packing Set (6 Pieces), UnitedBuilt M3ZRM S14022MS - UnitedBuilt Equipment

    Rope Packing Set (6 Pieces), UnitedBuilt M3ZRM S14022MS

    UnitedBuilt
    $27.75 - $27.75
    $27.75
    $27.75 - $27.75
    $27.75
    In stock

    Rope Packing Set (6 Pieces) S14022 for B3ZRM pumps.

    $27.75 - $27.75
    $27.75
    $27.75 - $27.75
    $27.75
  • Hex Nut, Brass, 3/8-16, (2 Required for Packing Gland), UnitedBuilt M3ZRM S23343MS - UnitedBuilt Equipment
    Hex Nut, Brass, 3/8-16, (2 Required for Packing Gland), UnitedBuilt M3ZRM S23343MS - UnitedBuilt Equipment

    Hex Nut, Brass, 3/8-16, (2 Required for Packing Gland), UnitedBuilt M3ZRM S23343MS

    UnitedBuilt
    $1.50 - $1.50
    $1.50
    $1.50 - $1.50
    $1.50
    In stock

    Hex Nut, Brass, 3/8-16 S23343

    $1.50 - $1.50
    $1.50
    $1.50 - $1.50
    $1.50
  • Bolt, Square Head, 3/8"-16 x 2-1/2", (2 Required for Packing Gland), UnitedBuilt M3ZRM S23762MS - UnitedBuilt Equipment

    Bolt, Square Head, 3/8"-16 x 2-1/2", (2 Required for Packing Gland), UnitedBuilt M3ZRM S23762MS

    UnitedBuilt
    $6.68 - $6.68
    $6.68
    $6.68 - $6.68
    $6.68
    In stock

    Bolt, Square Head, Zinc Plated 3/8-16 x 2-1/2" S23762

    $6.68 - $6.68
    $6.68
    $6.68 - $6.68
    $6.68
  • Key Machine 1/4" X 2-1/8" (PUMPBS24255) - UnitedBuilt Equipment

    Key Machine 1/4" X 2-1/8" (PUMPBS24255)

    UnitedBuilt
    $5.50 - $5.50
    $5.50
    $5.50 - $5.50
    $5.50
    Low stock

    UnitedBuilt Shaft Key 1/4" X 2-1/8"

    $5.50 - $5.50
    $5.50
    $5.50 - $5.50
    $5.50

  • Hex Capscrew 3/8-16 x 7/8" (PUMPBS26825)

    UnitedBuilt
    $2.83 - $2.83
    $2.83
    $2.83 - $2.83
    $2.83
    In stock

    Hex Capscrew, Grade 5, Zinc Plated, 3/8-16 x 7/8"

    $2.83 - $2.83
    $2.83
    $2.83 - $2.83
    $2.83

  • Hex Capscrew 3/8-16 x 1" (PUMPBS26826)

    UnitedBuilt
    $2.83 - $2.83
    $2.83
    $2.83 - $2.83
    $2.83
    In stock

    Hex Capscrew, Grade 5, Zinc Plated, 3/8-16 x 1"

    $2.83 - $2.83
    $2.83
    $2.83 - $2.83
    $2.83

  • Ball Bearing 1.18ID X 2.8 (PUMPBS13271)

    UnitedBuilt
    $44.70 - $44.70
    $44.70
    $44.70 - $44.70
    $44.70
    Low stock

    Ball Bearing Double Row, Outboard (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $44.70 - $44.70
    $44.70
    $44.70 - $44.70
    $44.70

  • Ball Bearing Single Row (PUMPBS13270)

    UnitedBuilt
    $28.88 - $28.88
    $28.88
    $28.88 - $28.88
    $28.88
    Low stock

    UnitedBuilt Ball Bearing Single Row, Inboard (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $28.88 - $28.88
    $28.88
    $28.88 - $28.88
    $28.88

  • Lock Nut 7/8-9 RH, Stainless Steel (PUMPBM10220)

    UnitedBuilt
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
    In stock

    UnitedBuilt Impeller Lock Nut 7/8-9 RH, Stainless Steel CW (M3Z) 7/8-9 RH Stainless Steel Not sure if it fits? Call us at 602-253-7739 or send us...

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    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

  • Lock Nut 7/8-9 LH, Stainless Steel (PUMPBU36-189SS)

    UnitedBuilt
    $43.88 - $43.88
    $43.88
    $43.88 - $43.88
    $43.88
    In stock

    UnitedBuilt Impeller Lock Nut 7/8-9 LH, Stainless Steel CCW (M3Z) 7/8-9 LH Stainless Steel Not sure if it fits? Call us at 602-253-7739 or send u...

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    $43.88 - $43.88
    $43.88
    $43.88 - $43.88
    $43.88

  • Bracket Mechanical Seal M3ZRMS 1-PC, UnitedBuilt H04007MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $473.25
    $473.25 - $473.25
    $473.25
    Low stock

    UnitedBuilt Mechanical Seal Bearing Frame (M3ZRMS) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $473.25
    $473.25 - $473.25
    $473.25

  • Bracket M3ZRM Pump Ropeseal (PUMPBH00553MS)

    UnitedBuilt
    $473.25 - $473.25
    $473.25
    $473.25 - $473.25
    $473.25
    Available on backorder

    UnitedBuilt Bearing Frame Rope Seal (M3ZRM) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $473.25 - $473.25
    $473.25
    $473.25 - $473.25
    $473.25
  • Bearing Cap M3ZRM(S) CW & CCW UnitedBuilt (PUMPBS19914) - UnitedBuilt Equipment
    Bearing Cap M3ZRM(S) CW & CCW UnitedBuilt (PUMPBS19914) - UnitedBuilt Equipment

    Bearing Cap M3ZRM(S) CW & CCW UnitedBuilt (PUMPBS19914)

    UnitedBuilt
    $109.50 - $109.50
    $109.50
    $109.50 - $109.50
    $109.50
    In stock

    UnitedBuilt Outer Bearing Cap (B3Z) Keeps grease on your bearings and dirt and debris out. When rebuilding a pump, check that this component is in ...

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    $109.50 - $109.50
    $109.50
    $109.50 - $109.50
    $109.50

  • Thrust Ring 1-3/16 ID 1-9/16 OD (PUMPBS29218MS)

    UnitedBuilt
    $45.40 - $45.40
    $45.40
    $45.40 - $45.40
    $45.40
    In stock

    UnitedBuilt Shaft Thrust Ring (B3Z) 1-3/16" ID 1-9/16" OD Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $45.40 - $45.40
    $45.40
    $45.40 - $45.40
    $45.40
  • Slinger Water 1-3/32 ID, UnitedBuilt M3Z S12260MS - UnitedBuilt Equipment

    Slinger Water 1-3/32 ID, UnitedBuilt M3Z S12260MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $2.59
    $2.59 - $2.59
    $2.59
    In stock

    UnitedBuilt Water Slinger for B3Z & B4Z pumps. Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $2.59
    $2.59 - $2.59
    $2.59
  • Grease Cap, UnitedBuilt M3ZRM(S) S19033MS - UnitedBuilt Equipment
    Grease Cap, UnitedBuilt M3ZRM(S) S19033MS - UnitedBuilt Equipment

    Grease Cap, UnitedBuilt M3ZRM(S) S19033MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $20.00
    $20.00 - $20.00
    $20.00
    In stock

    UnitedBuilt Inner Bearing Cap for B3Z & B4Z pumps. Keeps grease on your bearings and dirt and debris out. When rebuilding a pump, check that th...

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    $0.00 - $0.00
    $0.00
    $20.00
    $20.00 - $20.00
    $20.00
  • Shaft Sleeve, Stainless Steel, M3ZRM(S) UnitedBuilt S39242MS - UnitedBuilt Equipment

    Shaft Sleeve, Stainless Steel, M3ZRM(S) UnitedBuilt S39242MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $71.50
    $71.50 - $71.50
    $71.50
    In stock

    UnitedBuilt Shaft Sleeve, Stainless Steel for B3Z & B4Z pumps. Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat. N...

    View full details
    $0.00 - $0.00
    $0.00
    $71.50
    $71.50 - $71.50
    $71.50

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