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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426502-011 Armstrong Cover-Bearing IB Cast Iron M
Armstrong
426502-011 Armstrong Cover-Bearing IB Cast Iron M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426506-001 Armstrong Cover-Bearing OB Cast Iron S
Armstrong
426506-001 Armstrong Cover-Bearing OB Cast Iron S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426506-011 Armstrong Cover-Bearing OB Cast Iron S
Armstrong
426506-011 Armstrong Cover-Bearing OB Cast Iron S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426507-011 Armstrong Cover-Bearing OB Cast Iron M
Armstrong
426507-011 Armstrong Cover-Bearing OB Cast Iron M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426509-011 Armstrong Stuff Box Cast Iron 6" S
Armstrong
426509-011 Armstrong Stuff Box Cast Iron 6" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426514-011 Armstrong Stuff Box Cast Iron 8" S
Armstrong
426514-011 Armstrong Stuff Box Cast Iron 8" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426516-011 Armstrong Stuff Box Cover Cast Iron 10" M
Armstrong
426516-011 Armstrong Stuff Box Cover Cast Iron 10" M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426540-011 Armstrong Stuff Box Cover Cast Iron 8" M
Armstrong
426540-011 Armstrong Stuff Box Cover Cast Iron 8" M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426541-111 Armstrong Stuff Box Cover Cast Iron S 10"
Armstrong
426541-111 Armstrong Stuff Box Cover Cast Iron S 10" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426542-011 Armstrong Stuff Box Cover Cast Iron M 10"
Armstrong
426542-011 Armstrong Stuff Box Cover Cast Iron M 10" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426542-111 Armstrong Stuff Box Cover Cast Iron M 10"
Armstrong
426542-111 Armstrong Stuff Box Cover Cast Iron M 10" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426543-011 Armstrong Stuff Box Cover Cast Iron S 6"
Armstrong
426543-011 Armstrong Stuff Box Cover Cast Iron S 6" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426595-100L Armstrong Valve Relief 3/4" NPT
Armstrong
$555.95426595-100L Armstrong Valve Relief 3/4" NPT 0-75. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$555.95 -
426595-100M Armstrong Valve Relief 3/4" NPT 20-200 PSI
Armstrong
$984.95426595-100M Armstrong Valve Relief 3/4" NPT 20-200 PSI This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$984.95 -
426597-011 Armstrong Casing Cast Iron 3X1.5X6 125#
Armstrong
$847.95426597-011 Armstrong Casing Cast Iron 3X1.5X6 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$847.95 -
426615-011 Armstrong Stuffing Box Cover Cast Iron 10" S
Armstrong
426615-011 Armstrong Stuffing Box Cover Cast Iron 10" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426615-031 Armstrong Stuffing Box Cover DI 10" S
Armstrong
426615-031 Armstrong Stuffing Box Cover DI 10" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426615-035 Armstrong Stuffing Box Cover DI 10" S
Armstrong
426615-035 Armstrong Stuffing Box Cover DI 10" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426624-011 Armstrong Pump Casing Cast Iron
Armstrong
$1,445.95426624-011 Armstrong Pump Casing Cast Iron 6X4X8W. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,445.95 -
426624-012 Armstrong Casing Cast Iron 6X4X8W 125#
Armstrong
426624-012 Armstrong Casing Cast Iron 6X4X8W 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426625-031 Armstrong Casing DI 6X4X8W 250#
Armstrong
$3,027.12426625-031 Armstrong Casing DI 6X4X8W 250# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$3,027.12 -
426625-032 Armstrong Casing DI 6X4X8W 250# WR
Armstrong
426625-032 Armstrong Casing DI 6X4X8W 250# WR This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426645-041 Armstrong Shaft Sleeve Bronze M 1 3/4"
Armstrong
426645-041 Armstrong Shaft Sleeve Bronze M 1 3/4" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426645-071 Armstrong Shaft Sleeve 316 SST M 1 3/4"
Armstrong
426645-071 Armstrong Shaft Sleeve 316 SST M 1 3/4" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426648-071 Armstrong Sleeve-Shaft 316SST 1.25"
Armstrong
426648-071 Armstrong Sleeve-Shaft 316SST 1.25" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426665-011 Armstrong Block 3X2X14 L Hrs
Armstrong
426665-011 Armstrong Block 3X2X14 L Hrs This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426665-300 Armstrong Block 3X2X14 L Hrs Drilled
Armstrong
426665-300 Armstrong Block 3X2X14 L Hrs Drilled This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426670-003 Armstrong Block 3/4 THK Motor Riser
Armstrong
426670-003 Armstrong Block 3/4 THK Motor Riser This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426672-001 Armstrong Gland-Plate (With Flush) 304SS
Armstrong
426672-001 Armstrong Gland-Plate (With Flush) 304SS This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426674-001 Armstrong Gland-Plate (With Flush) 304SS
Armstrong
426674-001 Armstrong Gland-Plate (With Flush) 304SS This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426682-000 Armstrong Gland-Plate 304SST 21DBL S
Armstrong
426682-000 Armstrong Gland-Plate 304SST 21DBL S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426688-071 Armstrong Shaft 316SST 1-1/8" S
Armstrong
426688-071 Armstrong Shaft 316SST 1-1/8" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426715-011 Armstrong Pedestal-INT Cast Iron 8" S
Armstrong
$5,358.95426715-011 Armstrong Pedestal-INT Cast Iron 8" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$5,358.95 -
426720-011 Armstrong Pedestal-Driver Cast Iron 13" - 16.5"BD
Armstrong
$2,340.68426720-011 Armstrong Pedestal-Driver Cast Iron 13" - 16.5"BD This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$2,340.68 -
426730-031 Armstrong Pedestal-INT DI 11.5" M
Armstrong
426730-031 Armstrong Pedestal-INT DI 11.5" M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426751-011 Armstrong Adapter Cast Iron 8"M 254-256JM
Armstrong
$802.95426751-011 Armstrong Adapter Cast Iron 8"M 254-256JM. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$802.95 -
426761-001 Armstrong USE 826761-001
Armstrong
426761-001 Armstrong USE 826761-001 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426765-011 Armstrong Housing-Bearing Cast Iron M Grease
Armstrong
$2,351.95426765-011 Armstrong Housing-Bearing Cast Iron M Grease for series 4030 pumps. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$2,351.95 -
426766-013 Armstrong Cover-Bearing OB Cast Iron S Oil
Armstrong
426766-013 Armstrong Cover-Bearing OB Cast Iron S Oil This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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426768-071 Armstrong USE 826768-071
Armstrong
426768-071 Armstrong USE 826768-071 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!