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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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!
- Weight:
- 6.00 LBS
$97.86 -
427270-016 Armstrong Guard Coupling 8-16
Armstrong
$159.60427270-016 Armstrong Guard Coupling 8-16 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$159.60 -
427270-017 Armstrong Guard Coupling 10-10
Armstrong
$76.91427270-017 Armstrong Guard Coupling 10-10 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$76.91 -
427270-018 Armstrong Guard Coupling 10-16
Armstrong
$125.94427270-018 Armstrong Guard Coupling 10-16 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$125.94 -
427270-019 Armstrong Guard Coupling 13-10
Armstrong
$142.09427270-019 Armstrong Guard Coupling 13-10 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$142.09 -
427270-020 Armstrong Guard Coupling 13-16
Armstrong
$87.50427270-020 Armstrong Guard Coupling 13-16 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$87.50 -
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!
- Weight:
- 6.00 LBS
$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!
- Weight:
- 2.00 LBS
-
427270-024 Armstrong Guard Coupling 10-16
Armstrong
$159.60427270-024 Armstrong Guard Coupling 10-16 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$159.60 -
427270-025 Armstrong Guard Coupling 15-TCZ
Armstrong
$162.85427270-025 Armstrong Guard Coupling 15-TCZ. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$162.85 -
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 18.00 LBS
$1,024.95 -
427296-041 Armstrong Impeller Bronze 8X5X11.5 L
Armstrong
$3,196.48427296-041 Armstrong Impeller Bronze 8X5X11.5 L This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$3,196.48 -
427332-041 Armstrong Impeller Bronze 10X10X13 M
Armstrong
$3,357.11427332-041 Armstrong Impeller Bronze 10X10X13 M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$3,357.11 -
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!
- Weight:
- 6.00 LBS
$3,009.10 -
427348-011 Armstrong Casing Cast Iron 14X14X15 125#
Armstrong
$17,258.13427348-011 Armstrong Casing Cast Iron 14X14X15 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 180.00 LBS
$17,258.13 -
427350-011 Armstrong Adaptor Cast iron 13"L 254-256JM
Armstrong
$1,248.24427350-011 Armstrong Adaptor Cast iron 13"L 254-256JM This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,248.24 -
427499-041 Armstrong Pump Impeller Bronze XL 16X16X15 - Special Trim Profile
Armstrong
$9,567.62427499-041 Armstrong Pump Impeller Bronze XL 16X16X15 - Special Trim Profile This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 250.00 LBS
$9,567.62 -
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 6.00 LBS
$324.40 -
427704-011 Armstrong Pedestal-INT Cast Iron 8" S 180-250TC
Armstrong
$1,255.09427704-011 Armstrong Pedestal-INT Cast Iron 8" S 180-250TC This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,255.09 -
427706-011 Armstrong Pedestal-INT Cast Iron 11.5" S 180-250TC
Armstrong
$1,380.79427706-011 Armstrong Pedestal-INT Cast Iron 11.5" S 180-250TC This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,380.79 -
427712-011 Armstrong Pedestal-INT Cast Iron 11.5" M3203 320-400
Armstrong
$2,182.52427712-011 Armstrong Pedestal-INT Cast Iron 11.5"M 320-400 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$2,182.52 -
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!
- Weight:
- 6.00 LBS
$928.95 -
427731-000 Armstrong CPLG-TC AL 7/8X1-1/8 1.375GAP
Armstrong
$597.35427731-000 Armstrong CPLG-TC AL 7/8X1-1/8 1.375GAP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$597.35 -
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!
- Weight:
- 6.00 LBS
$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!
- Weight:
- 2.00 LBS
$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!
- Weight:
- 7.00 LBS
$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!
- Weight:
- 8.00 LBS
$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!
- Weight:
- 6.00 LBS
$1,615.95 -
427740-000 Armstrong CPLG-TC AL 2-1/8X1-5/8 2.375GP
Armstrong
$1,325.40427740-000 Armstrong CPLG-TC AL 2-1/8X1-5/8 2.375GP This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$1,325.40 -
427748-000 Armstrong Collar-TC STL 140TC Motor
Armstrong
$90.00427748-000 Armstrong Collar-TC STL 140TC Motor. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$90.00 -
427749-000 Armstrong Collar-TC STL 180TC Motor
Armstrong
$90.00427749-000 Armstrong Collar-TC STL 180TC Motor. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 3.00 LBS
$90.00 -
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 2.00 LBS
-
427780-102 Armstrong CMN Parts Kit 4360 1.5D 140-210
Armstrong
$104.85427780-102 Armstrong CMN Parts Kit 4360 1.5D 140-210 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 5.00 LBS
$104.85 -
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 2.00 LBS