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Water Pumps & Parts
At our warehouse, you'll find a wide variety of high-quality water truck pumps and replacement parts to meet all your specifications. Whether you need to replace an existing pump, build a new water truck, or repair your old one, we have the parts you need, including impellers, shaft kits, and volutes.
Not sure which pump is right for you? Our team has over 75 years of industry experience and is here to help. Just give us a call or use the chat box to get in touch. If you have any questions or can't find the part you're looking for, don't hesitate to call us at 602-253-7739. We're here to help you find the right parts for your water trucks.
Filters
- Ball Bearing (2)
- Bearing Cap (2)
- Bearing Frame (2)
- Bolt (1)
- External Retaining Ring (1)
- Hex Capscrew (2)
- Impeller (2)
- Key (1)
- Lock Nut (2)
- Mechanical Seal (1)
- Nut (1)
- Packing Gland (1)
- Power Head (1)
- Powerhead (3)
- Rope Packing (1)
- Shaft Kit (4)
- Shaft Sleeve (1)
- Thrust Ring (1)
- Volute (2)
- Volute Gasket (1)
- Water Pump (4)
- Water Pump Parts (1)
- Water Pump Seal Kit (2)
- Water Slinger (1)
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Water Truck Pump, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, Mechanical Seal, UnitedBuilt M3ZRMS B68417MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$1,311.00$1,311.00 - $1,311.00Current price $1,311.00| /UnitedBuilt Centrifugal Water Truck Pump B68417MS Grooved Suction and Discharge 4" Suction 3" Discharge UnitedBuilt M3ZRMS Clockwise (CW) 4x3 mec...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$1,311.00$1,311.00 - $1,311.00Current price $1,311.00| / -
Water Truck Pump, Cast Iron, 4x3, Counter-Clockwise (CCW), Grooved Ends, Mechanical Seal, UnitedBuilt M3ZRMS B68416MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$1,336.00$1,336.00 - $1,336.00Current price $1,336.00| /UnitedBuilt Centrifugal Water Pump B68416MS Grooved Suction and Discharge 4" Suction 3" Discharge UnitedBuilt M3ZRMS Counter-Clockwise (CCW) 4x3 ...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$1,336.00$1,336.00 - $1,336.00Current price $1,336.00| / -
Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal)
UnitedBuiltOriginal price $101.72Original price $101.72 - Original price $101.72Original price $101.72Current price $96.63$96.63 - $96.63Current price $96.63| /In stockUpgrade and optimize your pump system with the ultimate bundle from UnitedBuilt. This comprehensive package includes a high-quality 1-1/8" Type C M...
View full detailsOriginal price $101.72Original price $101.72 - Original price $101.72Original price $101.72Current price $96.63$96.63 - $96.63Current price $96.63| /Save 5% Save % -
Volute Gasket, 4x3, UnitedBuilt M3Z S05126MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$11.50$11.50 - $11.50Current price $11.50| /In stockUnitedBuilt 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.
Original price $0.00 - Original price $0.00Original price $0.00$11.50$11.50 - $11.50Current price $11.50| / -
Volute, Cast Iron, 4x3, Counter Clockwise (CCW), Grooved Ends, UnitedBuilt M3Z H04041MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$402.75$402.75 - $402.75Current price $402.75| /In stockUnitedBuilt Volute CCW Groove (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.
Original price $0.00 - Original price $0.00Original price $0.00$402.75$402.75 - $402.75Current price $402.75| / -
Shaft Kit, Mechanical Seal, CCW, UnitedBuilt B80697MS
UnitedBuiltOriginal price $245.95 - Original price $245.95Original price $245.95$245.95$245.95 - $245.95Current price $245.95| /In stockUnitedBuilt B80697MS Shaft Kit for M3ZRMS CCW mechanical seal pump. Manufactured in the USA of high-quality materials with precision machining. Di...
View full detailsOriginal price $245.95 - Original price $245.95Original price $245.95$245.95$245.95 - $245.95Current price $245.95| / -
Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts)
UnitedBuiltOriginal price $78.20Original price $78.20 - Original price $78.20Original price $78.20Current price $74.29$74.29 - $74.29Current price $74.29| /In stockGet all the essentials you need with the UnitedBuilt Pump Accessories Bundle. This bundle includes the Rope Packing Set (6 Pieces) S14022 for B3ZRM...
View full detailsOriginal price $78.20Original price $78.20 - Original price $78.20Original price $78.20Current price $74.29$74.29 - $74.29Current price $74.29| /Save 5% Save % -
Hydraulic Coupler 7/8" Spline 13 Tooth, (Key Sold Separately) UnitedBuilt S30636MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$270.00$270.00 - $270.00Current price $270.00| /In stockHydraulic Coupler 7/8" Spline 13 Tooth, (Key Sold Separately) UnitedBuilt S30636MS
Original price $0.00 - Original price $0.00Original price $0.00$270.00$270.00 - $270.00Current price $270.00| / -
Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$36.25$36.25 - $36.25Current price $36.25| /In stockSplit packing gland set made of cast iron for B3ZRM/M3ZRM pumps.
Original price $0.00 - Original price $0.00Original price $0.00$36.25$36.25 - $36.25Current price $36.25| / -
Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Mechanical Seal, UnitedBuilt M3ZRMS B85549MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$933.00$933.00 - $933.00Current price $933.00| /In stockUnitedBuilt Powerhead M3ZRMS 4X3 Mechanical Seal CCW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existi...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$933.00$933.00 - $933.00Current price $933.00| / -
Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$369.00$369.00 - $369.00Current price $369.00| /In stockUnitedBuilt Volute CW Groove (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.
Original price $0.00 - Original price $0.00Original price $0.00$369.00$369.00 - $369.00Current price $369.00| / -
Retaining Ring, External, Stainless Steel, 1-1/8" Shaft, UnitedBuilt S23009MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$5.65$5.65 - $5.65Current price $5.65| /In stockRetaining 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 ...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$5.65$5.65 - $5.65Current price $5.65| / -
Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$270.00$270.00 - $270.00Current price $270.00| /In stockUnitedBuilt threaded Counter-Clock Wise (CCW) cast iron impeller for M3Z pumps (or Berkeley B3Z) style pumps.
Original price $0.00 - Original price $0.00Original price $0.00$270.00$270.00 - $270.00Current price $270.00| / -
Water Truck Pump, Cast Iron, 4X3, Counter Clockwise (CCW), Grooved Ends, Rope Packing Seal, UnitedBuilt M3ZRM B66895MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$1,289.55$1,289.55 - $1,289.55Current price $1,289.55| /UnitedBuilt Centrifugal Water Pump B66895MS Grooved Suction and Discharge 4" Suction 3" Discharge UnitedBuilt M3ZRMS Counter-Clockwise (CCW) 4x3 ...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$1,289.55$1,289.55 - $1,289.55Current price $1,289.55| / -
Water Truck Pump, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, Rope Packing Seal, UnitedBuilt M3ZRM B66899MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$1,290.00$1,290.00 - $1,290.00Current price $1,290.00| /UnitedBuilt Centrifugal Water Pump B66899MS Grooved Suction and Discharge 4" Suction 3" Discharge UnitedBuilt M3ZRM Clockwise (CW) 4x3 rope packi...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$1,290.00$1,290.00 - $1,290.00Current price $1,290.00| / -
Nut Berkeley Packing Gland B3J, 1/2-13 Hex Nut Brass, UnitedBuilt S23347
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$3.39$3.39 - $3.39Current price $3.39| /In stockOriginal price $0.00 - Original price $0.00Original price $0.00$3.39$3.39 - $3.39Current price $3.39| / -
Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS
UnitedBuiltOriginal price $240.55 - Original price $240.55Original price $240.55$240.55$240.55 - $240.55Current price $240.55| /In stockUnitedBuilt B80699MS Shaft Kit for M3ZRMS CW mechanical seal pump. Manufactured in the USA of high-quality materials with precision machining. Dir...
View full detailsOriginal price $240.55 - Original price $240.55Original price $240.55$240.55$240.55 - $240.55Current price $240.55| / -
Shaft Kit Mechseal B4ZRKS CW UnitedBuilt B80703MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$300.00$300.00 - $300.00Current price $300.00| /In stockOriginal price $0.00 - Original price $0.00Original price $0.00$300.00$300.00 - $300.00Current price $300.00| / -
Rope Packing Set (6 Pieces), UnitedBuilt M3ZRM S14022MS
UnitedBuiltOriginal price $27.75 - Original price $27.75Original price$27.75$27.75 - $27.75Current price $27.75| /In stockRope Packing Set (6 Pieces) S14022 for B3ZRM pumps.
Original price $27.75 - Original price $27.75Original price$27.75$27.75 - $27.75Current price $27.75| / -
Hex Nut, Brass, 3/8-16, (2 Required for Packing Gland), UnitedBuilt M3ZRM S23343MS
UnitedBuiltOriginal price $1.50 - Original price $1.50Original price$1.50$1.50 - $1.50Current price $1.50| /In stockHex Nut, Brass, 3/8-16 S23343
Original price $1.50 - Original price $1.50Original price$1.50$1.50 - $1.50Current price $1.50| / -
Bolt, Square Head, 3/8"-16 x 2-1/2", (2 Required for Packing Gland), UnitedBuilt M3ZRM S23762MS
UnitedBuiltOriginal price $6.68 - Original price $6.68Original price$6.68$6.68 - $6.68Current price $6.68| /In stockBolt, Square Head, Zinc Plated 3/8-16 x 2-1/2" S23762
Original price $6.68 - Original price $6.68Original price$6.68$6.68 - $6.68Current price $6.68| / -
Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Rope Packing Seal, UnitedBuilt M3ZRM B85551MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$886.80$886.80 - $886.80Current price $886.80| /In stockUnitedBuilt Powerhead M3ZRM 4X3 Rope Packing CCW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existing p...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$886.80$886.80 - $886.80Current price $886.80| / -
Powerhead, Cast Iron, 4x3, Clockwise (CW), Rope Packing Seal, UnitedBuilt M3ZRM B85552MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$870.00$870.00 - $870.00Current price $870.00| /Available on backorderUnitedBuilt Powerhead M3ZRM 4X3 Rope Packing CW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existing pu...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$870.00$870.00 - $870.00Current price $870.00| / -
Powerhead, Cast Iron, 4x3, Clockwise (CW), Mechanical Seal, UnitedBuilt M3ZRMS B85550MS
UnitedBuiltOriginal price $0.00 - Original price $0.00Original price $0.00$933.00$933.00 - $933.00Current price $933.00| /Low stockUnitedBuilt Powerhead M3ZRMS 4X3 Mechanical Seal CW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existin...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$933.00$933.00 - $933.00Current price $933.00| /