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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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!
$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!
$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!
$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!
$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!
$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!
$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!
$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!
$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!
$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!
$3,274.95 -
440162-000 Armstrong Gasket-Dresser Rubber 3"
Armstrong
$97.04440162-000 Armstrong Gasket-Dresser Rubber 3" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$97.04 -
440983-000 Armstrong Bearing Collar STL
Armstrong
$97.46440983-000 Armstrong Bearing Collar STL This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$97.46 -
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!
$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!
$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!
$348.95 -
570196-108 Armstrong Seat Gasket 8"
Armstrong
$92.40570196-108 Armstrong Seat Gasket 8" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$92.40 -
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!
$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!
$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!
$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!
$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!
$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!
$953.95 -
816301-055 Armstrong 4-1/4" Bronze Impeller For H-41 Pumps
Armstrong
$978.95816301-055 Armstrong 4-1/4" Bronze Impeller For H-41 Pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$978.95 -
816304-329 Armstrong Packaged Impeller Assembly NF 4.25"
Armstrong
$344.95816304-329 Armstrong Packaged Impeller Assembly NF 4.25". *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$344.95 -
816304-337 Armstrong Packaged Impeller Assembly NF 3.875"
Armstrong
$308.95816304-337 Armstrong Packaged Impeller Assembly NF 3.875". This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$308.95 -
816305-055 Armstrong 4.25" Bronze Impeller For S-46 Pumps
Armstrong
$854.95816305-055 Armstrong 4.25" Bronze Impeller For S-46 Pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$854.95 -
816305-058 Armstrong Packaged Pump Impeller Assembly 3.875"
Armstrong
$594.95816305-058 Armstrong Packaged Pump Impeller Assembly Bronze S45 3.875". Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$594.95 -
816308-012 Armstrong 5.875" Steel Pump Impeller For S-69 Pumps
Armstrong
$454.95816308-012 Armstrong 5.875" Steel Pump Impeller For S-69 Pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$454.95 -
816311-041 Armstrong Packaged Impeller Bronze
Armstrong
$1,247.95816311-041 Armstrong Packaged Impeller Bronze B&G 118453, Fits PD-39. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,247.95 -
816338-041 Armstrong Casing H54, 1050-2B, 4360-2B Bronze
Armstrong
$2,668.95816338-041 Armstrong Casing H54, 1050-2B, 4360-2B Bronze. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$2,668.95 -
816647-045K Armstrong Packaged Bronze Impeller 1060 3D 6.5"
Armstrong
$758.95816647-045K Armstrong Packaged Bronze Impeller-1060 3D 6.5", fits pump model 1060-3D, Series 1060. *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$758.95 -
816676-062 Armstrong Series 1060 Pump Motor 1HP
Armstrong
$1,124.95816676-062 Armstrong Series 1060 Pump Motor Single Phase 1HP/1800/115/230/60/56C CIRC rigid mount ODP motor for series 1060 pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,124.95 -
816711-069 Armstrong Pump Motor 3HP/1750 TRI V 3PH 56C
Armstrong
$1,855.95816711-069 Armstrong Pump ODP Motor 3HP/1750 TRI V 3PH 56C for for Series 1050 & Series 1060 pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,855.95 -
825458-003 Armstrong Seal Kit 1.25 Type 21 XP-1C1
Armstrong
$384.95825458-003 Armstrong Seal Kit 1.25 Type 21 XP-1C1. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$384.95 -
831010-062 Armstrong Pump Motor 3/4HP 1PH
Armstrong
$1,151.95831010-062 Armstrong Pump Motor 3/4HP 1PH 3/4HP /1800/TRI/1/60/56C CIRC. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,151.95 -
4001319-083 Armstrong Pump Motor 3 HP
Armstrong
$1,871.954001319-083 Armstrong Motor 3 HP 1800 RPM /MTV/3/60/182JM. *Please note image is generic. Please Contact Us For Lead Time!- Availability:
- Please Contact Us For Lead Time!
$1,871.95 -
840482-013 Armstrong Complete Coupler Assembly 1060 3D
Armstrong
$314.95840482-013 Armstrong Complete Coupler Assembly 5/8" x 5/8" (5J) for series 1060 pumps model 3D. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$314.95 -
923110-031 Armstrong Ring-Snap INT STL 3 5
Armstrong
$9.95923110-031 Armstrong Ring-Snap INT STL 3 5 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$9.95 -
927217-100 Armstrong Lockwasher STL 3/4" DIA
Armstrong
$1.10927217-100 Armstrong Lockwasher STL 3/4" DIA This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1.10 -
961131-118 Armstrong O-Ring Buna 7/8ID X .103CS
Armstrong
$1.95961131-118 Armstrong O-Ring Buna 7/8ID X .103CS This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1.95