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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427182-011 Armstrong Pump Impeller Cast Iron 13" M
Armstrong
427182-011 Armstrong Impeller Cast Iron 13" M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427184-037 Armstrong Casing DI 6X6X13H 250#
Armstrong
427184-037 Armstrong Casing DI 6X6X13H 250# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427218-041 Armstrong Impeller Bronze L 10X8X15 MID Shroud
Armstrong
$6,378.95427218-041 Armstrong Impeller Bronze L 10X8X15 MID-Shroud. Please Contact Us For Lead Time!- Availability:
- Please Contact Us For Lead Time!
$6,378.95 -
427232-011 Armstrong Casing Cast Iron 10X8X15 125#
Armstrong
$4,118.92427232-011 Armstrong Casing Cast Iron 10X8X15 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$4,118.92 -
427236-011 Armstrong Casing Cast Iron 3X2.5X8 125#
Armstrong
$684.90427236-011 Armstrong Casing Cast Iron 3X2.5X8 125#. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$684.90 -
427242-071 Armstrong Sleeve-Shaft 316SST 2.5 Diameter
Armstrong
427242-071 Armstrong Sleeve-Shaft 316SST 2.5 Diameter This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427243-071 Armstrong Sleeve-Shaft 316SST 2.5 Diameter
Armstrong
427243-071 Armstrong Sleeve-Shaft 316SST 2.5 Diameter This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427270-015 Armstrong Guard Coupling 8-10
Armstrong
$97.86427270-015 Armstrong Guard Coupling 8-10 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$97.86 -
427270-022 Armstrong Guard Coupling 13-16
Armstrong
$95.30427270-022 Armstrong Guard Coupling 13-16 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$95.30 -
427270-023 Armstrong Guard Coupling 10-10
Armstrong
427270-023 Armstrong Guard Coupling 10-10 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427272-000 Armstrong Support Foot Bearing Universal
Armstrong
427272-000 Armstrong Support Foot Bearing Universal This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427273-000 Armstrong Support Foot Strap Universal
Armstrong
427273-000 Armstrong Support Foot Strap Universal This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427290-011 Armstrong Casing Cast Iron 3X2.5X10 125#
Armstrong
$1,024.95427290-011 Armstrong Casing Cast Iron 3X2.5X10 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,024.95 -
427342-011 Armstrong Casing Cast Iron 10X8X13 125#
Armstrong
$3,009.10427342-011 Armstrong Casing Cast Iron 10X8X13 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$3,009.10 -
427499-141 Armstrong Impeller Bronze XL 16X16X15 LF - Special Trim Profile
Armstrong
427499-141 Armstrong Impeller Bronze XL 16X16X15 LF - Special Trim Profile This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427551-011 Armstrong Bracket Motor Cast Iron FR143/145
Armstrong
$324.40427551-011 Armstrong Bracket Motor Cast Iron FR143/145 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$324.40 -
427714-071 Armstrong TC Shaft 316 SST 1 5/8" M
Armstrong
$928.95427714-071 Armstrong TC Shaft 316 SST 1 5/8" M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$928.95 -
427732-000 Armstrong CPLG-TC AL 1-1/8X1-1/8 2.5GAP
Armstrong
$642.95427732-000 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!
$642.95 -
427733-000 Armstrong CPLG-TC AL 1-3/8X1-1/8 2GAP
Armstrong
$721.95427733-000 Armstrong CPLG-TC AL 1-3/8X1-1/8 2GAP. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$721.95 -
427734-000 Armstrong Coupling 1-5/8X1-1/8
Armstrong
$685.95427734-000 Armstrong CPLG-TC AL 1-5/8X1-1/8. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$685.95 -
427736-000 Armstrong CPLG-TC AL 1-7/8X1-5/8 1.375GP
Armstrong
$1,088.95427736-000 Armstrong CPLG-TC AL 1-7/8X1-5/8 1.375GP. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,088.95 -
427738-000 Armstrong CPLG-TC AL 2-1/8X1-5/8 1.375GP
Armstrong
$1,615.95427738-000 Armstrong CPLG-TC AL 2-1/8X1-5/8 1.375GP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,615.95 -
427779-000 Armstrong CMN Parts Kit 4270
Armstrong
427779-000 Armstrong CMN Parts Kit 4270 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427780-001 Armstrong CMN Parts Kit 4360B
Armstrong
427780-001 Armstrong CMN Parts Kit 4360B This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427780-101 Armstrong CMN Parts Kit 4360 1.5D 56
Armstrong
427780-101 Armstrong CMN Parts Kit 4360 1.5D 56 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427780-103 Armstrong CMN Parts Kit 4360 2D/3D 56
Armstrong
427780-103 Armstrong CMN Parts Kit 4360 2D/3D 56 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427780-104 Armstrong CMN Parts Kit 4360 2D/3D 140-210
Armstrong
427780-104 Armstrong CMN Parts Kit 4360 2D/3D 140-210 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427781-001 Armstrong CMN Parts Kit 4280S
Armstrong
427781-001 Armstrong CMN Parts Kit 4280S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427781-101 Armstrong CMN Parts Kit 4280M JM
Armstrong
427781-101 Armstrong CMN Parts Kit 4280M JM This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427781-102 Armstrong CMN Parts Kit 4280M JP
Armstrong
427781-102 Armstrong CMN Parts Kit 4280M JP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427782-001 Armstrong CMN Parts Kit 4380S 56
Armstrong
427782-001 Armstrong CMN Parts Kit 4380S 56 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427782-002 Armstrong CMN Parts Kit 4380S 140-180
Armstrong
427782-002 Armstrong CMN Parts Kit 4380S 140-180 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427782-101 Armstrong CMN Parts Kit 4380M JM
Armstrong
427782-101 Armstrong CMN Parts Kit 4380M JM This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427782-102 Armstrong CMN Parts Kit 4380M JP
Armstrong
427782-102 Armstrong CMN Parts Kit 4380M JP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427783-001 Armstrong Fasteners Kit 4030S 6" 56-180
Armstrong
427783-001 Armstrong Fasteners Kit 4030S 6" 56-180 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427783-003 Armstrong Fasteners Kit 4030S 10" 56-250
Armstrong
427783-003 Armstrong Fasteners Kit 4030S 10" 56-250 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427783-004 Armstrong Fasteners Kit 4030S 11.5" 180-250
Armstrong
427783-004 Armstrong Fasteners Kit 4030S 11.5" 180-250 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427783-101 Armstrong Fasteners Kit 4030M 8" 250
Armstrong
427783-101 Armstrong Fasteners Kit 4030M 8" 250 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427783-103 Armstrong Fasteners Kit 4030M 11.5" 280
Armstrong
427783-103 Armstrong Fasteners Kit 4030M 11.5" 280 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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427784-002 Armstrong Fasteners Kit 4280/4380S 6" 210
Armstrong
427784-002 Armstrong Fasteners Kit 4280/4380S 6" 210 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!