Pump Parts
National Pump Supply stocks repair parts for pumps and boiler controls for the following brands: Bell & Gossett, Armstrong Fluid Technology, Taco HVAC, McDonnell & Miller, Domestic Pump, Goulds, Weil, ABS, Shipco and several more. We also custom build most of the big base mounted end suction pumps, inline, close coupled, double suction, split case and vertical turbine pumps, Please give us a call if you have any questions or send us an email with what parts your looking for. Data plate pictures are also very helpful.
If you have questions you can also email your request to us at: Sales@NationalPumpSupply.com.



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P50856 Bell & Gossett Bronze Pump Impeller 11" OD
Bell & Gossett
$3,739.95P50856 Bell & Gossett Bronze Pump Impeller 11" OD LG Bore for Series 1510 & 1531 Pumps with 1-5/8" shafts. This Item Usually Ships In 1-2 Days!- Availability:
- This Item Usually Ships In 1-2 Days!
- Weight:
- 22.00 LBS
$3,739.95 -
P50674 Bell & Gossett Bronze Impeller 9-1/2" OD LG Bore
Bell & Gossett
$2,684.95P50674 Bell & Gossett Bronze Impeller 9-1/2" OD LG Bore for Series 1510 and 1531 Pumps. The P50674 Bronze impeller for B&G series 1531 size 1-1/4BC centrifugal pumps. 1-5/8"shaft. This impeller also fits series 1510 1-1/4BC. This Item...- Availability:
- This Item Usually Ships In 1-2 Days!
- Weight:
- 11.00 LBS
$2,684.95 -
P50590 Bell & Gossett Series 1510 & Series 1531 Pump Wear Ring
Bell & Gossett
$151.20P50590 Bell & Gossett Series 1510 & Series 1531 Pump Wear Ring. This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 1.00 LBS
$151.20 -
186366LF Bell & Gossett Bronze Pump Impeller 3-7/8"
Bell & Gossett
$684.95186366LF Bell & Gossett Bronze Pump Impeller 3-7/8". This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$684.95 -
186364LF Bell & Gossett Bronze Pump Impeller 3-7/16"
Bell & Gossett
$624.95186364LF Bell & Gossett Bronze Pump Impeller 3-7/16". This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$624.95 -
P50650 Bell & Gossett Series 1510 & Series 1531 Pump Wear Ring
Bell & Gossett
$326.95P50650 Bell & Gossett Series 1510 & Series 1531 Pump Wear Ring. This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 1.00 LBS
$326.95 -
P79027 Bell & Gossett Shaft Assembly
Bell & Gossett
$2,868.95P79027 Bell & Gossett Shaft Assembly for Bell & Gossett 1510 & e-1510 pumps with 1-5/8" shafts. This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 12.00 LBS
$2,868.95 -
P71542 Bell & Gossett Bronze Impeller 9-1/2" OD
Bell & Gossett
$3,570.95P71542 Bell & Gossett Bronze Impeller 9-1/2" OD SM Bore fits B&G series 1510 and 1531 pumps with 1-1/4" shafts, size 3BC. This Item Usually Ships The Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 15.00 LBS
$3,570.95 -
153603 LWCO McDonnell & Miller PSE-801-M-U-120 Probe Control
McDonnell & Miller
$394.95The Series 153603-LWCO - McDonnell & Miller PSE-801-M-U-120 Probe Control type LWCO uses patented technology to monitor changes in water conductivity. When defined parameters are exceeded the new PSE-800 makes a decision to shut the burner off...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 3.00 LBS
$394.95 -
P75786 Bell & Gossett Bronze Impeller 9-3/8"
Bell & Gossett
$1,452.30P75786 Bell & Gossett Bronze Impeller 9-3/8" for Bell & Gossett series VSC & VSCS pumps size 4x4x9-1/4L. This Item Usually Ships In 3-5 Same Days!- Availability:
- This Item Usually Ships In 2-3 Days!
- Weight:
- 14.00 LBS
$1,452.30 -
P75795 Bell & Gossett VSC & VSCS Bronze Impeller 9-7/8"
Bell & Gossett
$1,964.95P75795 Bell & Gossett VSC & VSCS Bronze Impeller 9-7/8" for VSC/VSCS pumps size 6x8x9-3/4HL. This Item Usually Ships In 3-5 Days!- Availability:
- This Item Usually Ships In 3-5 Days!
- Weight:
- 26.00 LBS
$1,964.95 -
419465-011 Armstrong Impeller Cast Iron 3E 9.5" Full Size
Armstrong
419465-011 Armstrong Impeller Cast Iron 3E 9.5" Full Size This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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425869-002 Armstrong Sleeve-Shaft SST
Armstrong
$422.95425869-002 Armstrong Sleeve-Shaft SST. This item is discontinued please choose either 425869-202 for a 4380 pump or 425869-206 for 4360 model pump. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$422.95 -
426101-011 Armstrong Cast Iron 1.5X1X6 125#
Armstrong
$473.75426101-011 Armstrong Cast Iron 1.5X1X6 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$473.75 -
P50757 Bell & Gossett CI 9-1/2" OD SM Bore
Bell & Gossett
$4,413.95P50757 Bell & Gossett CI 9-1/2" OD SM Bore. Please note image is generic. This Item Usually Ships In 24-48 Hours!- Availability:
- This Item Usually Ships In 24-48 Hours!
- Weight:
- 19.00 LBS
$4,413.95 -
426169-011 Armstrong Casing Cast Iron 4X3X13 125#
Armstrong
$2,551.95426169-011 Armstrong Casing Cast Iron 4X3X13 125#. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$2,551.95 -
426228-041 Armstrong Pump Impeller
Armstrong
$1,147.95426228-041 Armstrong Pump Impeller. *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 13.00 LBS
$1,147.95 -
426466-011 Armstrong Cover-Seal (L) Cast Iron 2.125
Armstrong
$698.95426466-011 Armstrong Cover-Seal(L) Cast Iron 2.125. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 3.00 LBS
$698.95 -
426485-003 Armstrong Cover-Seal 316 SST M 1.626
Armstrong
$788.95426485-003 Armstrong Cover-Seal 316 SST M 1.626 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$788.95 -
426541-011 Armstrong Stuff Box Cover Cast Iron S 10"
Armstrong
$540.70426541-011 Armstrong Stuff Box Cover Cast Iron S 10" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 12.00 LBS
$540.70 -
426755-215 Armstrong Adapt Cast Iron 10"M 254-256JM
Armstrong
$888.95426755-215 Armstrong Adapt Cast Iron 10"M 254-256JM., This replaces obsolete part #426755-015. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 12.00 LBS
$888.95 -
426760-071 Armstrong Shaft Assembly SST "S"
Armstrong
$784.95426760-071 Armstrong Shaft Assembly SST "S". *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 9.00 LBS
$784.95 -
426767-011 Armstrong Cover-Bearing OB Cast Iron M Grease
Armstrong
$136.95426767-011 Armstrong Cover-Bearing OB Cast Iron M Grease This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$136.95 -
427037-011 Armstrong Casing Cast Iron 2X2X6 125#
Armstrong
$692.95427037-011 Armstrong Casing Cast Iron 2X2X6 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$692.95 -
427130-011 Armstrong Impeller Cast Iron 4X3X8 M
Armstrong
$1,202.95427130-011 Armstrong Impeller Cast Iron 4X3X8 M This Item Usually Ships In 1-2 Weeks!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 18.00 LBS
$1,202.95 -
427126-041 Armstrong Impeller Bronze M 3X2X8
Armstrong
$2,228.95427126-041 Armstrong Impeller Bronze M 3X2X8. *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 12.00 LBS
$2,228.95 -
427157-041 Armstrong Bronze Impeller 8X6X10 M
Armstrong
$2,308.95427157-041 Armstrong Impeller Bronze 8X6X10 M. For Armstrong Series 4030 & 4280 size 8 x 6 x 10 pumps with 1-5/8" shafts. Please Contact Us For Lead Time.- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 22.00 LBS
$2,308.95 -
427164-011 Armstrong Pump Impeller Cast Iron 3X3X10 M
Armstrong
$1,674.95427164-011 Armstrong Pump Impeller Cast Iron 3X3X10 M. *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 9.00 LBS
$1,674.95 -
427177-041 Armstrong Bronze Impeller
Armstrong
$3,274.95427177-041 Armstrong Impeller Bronze 8X6X13 M for Series 4030 and 4280 size 6 x 5 x 13 and 6 x 4 x 13H pumps with 1-5/8" shafts. Please Contact Us For Lead Time!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 15.00 LBS
$3,274.95 -
427732-000 Armstrong CPLG-TC AL 1-1/8X1-1/8 2.5GAP
Armstrong
$858.95427732-000 Armstrong CPLG-TC AL 1-1/8X1-1/8 2.5GAP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$858.95 -
440518-011 Armstrong Pump Impeller 3D 5400
Armstrong
$1,232.40440518-011 Armstrong Pump Impeller 3D 5400. Please Contact Us For Lead Time!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 18.00 LBS
$1,232.40 -
440991-012 Armstrong Assembly Bearing ONT Cast Iron Bronze-Bush
Armstrong
$1,440.95440991-012 Armstrong Assembly Bearing ONT Cast Iron Bronze-Bush. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,440.95 -
4S4006401 Armstrong O-Ring Tube
Armstrong
$508.954S4009392 Armstrong 4S4006401 Armstrong o-ring tube epdm 145.65ix3.53t (Not available - purchase kit 4S4009392 instead). 4S4009392 Armstrong Kit Link This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$508.95 -
4S4019115 Armstrong 14x28.575 Coupling
Armstrong
$348.954S4019115 Armstrong 14x28.575 Coupling This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$348.95 -
651230S Armstrong IVS Key Pad
Armstrong
$624.95651230S Armstrong IVS Key Pad. Please Contact Us For Lead Time!- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 5.00 LBS
$624.95 -
804133-011 Armstrong Body CI S55/S57
Armstrong
$1,236.90804133-011 Armstrong Body CI S55/S57 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,236.90 -
810150-127 Armstrong Seal Kit 1.25 VITON TYPE 2
Armstrong
$514.95810150-127 Armstrong Seal Kit 1.25 VITON TYPE 2 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$514.95 -
810150-155 Armstrong Packaged Sleeve & Spacer Kit SST "M" JM
Armstrong
$141.95810150-155 Armstrong Packaged Sleeve & Spacer Kit SST "M" JM This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$141.95 -
811757-006 Armstrong Motor 3/4 HP
Armstrong
$1,284.95811757-006 Armstrong Motor 3/4 HP. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 12.00 LBS
$1,284.95 -
816174-011 Armstrong Casing H66-H67
Armstrong
$953.95816174-011 Armstrong Casing H66-H67 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$953.95