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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426401-012 Armstrong Gasket Teflon
Armstrong
426401-012 Armstrong Gasket Teflon This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426401-024 Armstrong Gasket Klinger 10 " C
Armstrong
$158.95426401-024 Armstrong Gasket Klinger 10 " C This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$158.95 -
426402-003 Armstrong Gasket Sleeve Teflon 42P M
Armstrong
426402-003 Armstrong Gasket Sleeve Teflon 42P M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426403-006 Armstrong Gasket Sleeve Teflon 42P S
Armstrong
426403-006 Armstrong Gasket Sleeve Teflon 42P S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426403-007 Armstrong Gasket Sleeve Teflon 42P M
Armstrong
426403-007 Armstrong Gasket Sleeve Teflon 42P M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426404-002 Armstrong Gasket Sleeve Teflon 42P S
Armstrong
426404-002 Armstrong Gasket Sleeve Teflon 42P S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426404-003 Armstrong Gasket Sleeve Teflon 42P M
Armstrong
426404-003 Armstrong Gasket Sleeve Teflon 42P M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426431-001 Armstrong Shaft STRSSPRF STL S
Armstrong
426431-001 Armstrong Shaft STRSSPRF STL S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426431-002 Armstrong Shaft 316SST S
Armstrong
426431-002 Armstrong Shaft 316SST S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426432-001 Armstrong Shaft STRSSPRF STL M
Armstrong
426432-001 Armstrong Shaft STRSSPRF STL M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426434-001 Armstrong Shaft STRSSPRF STL S
Armstrong
426434-001 Armstrong Shaft STRSSPRF STL S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426435-001 Armstrong Shaft STRSSPRF STL M
Armstrong
426435-001 Armstrong Shaft STRSSPRF STL M This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426451-001 Armstrong Lantern-Ring 1-1/8 ID
Armstrong
$218.95426451-001 Armstrong Lantern-Ring 1-1/8 ID. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$218.95 -
426451-003 Armstrong Lantern-Ring Teflon 1.625ID
Armstrong
$202.95426451-003 Armstrong Lantern-Ring Teflon 1.625ID. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
$202.95 -
426451-041 Armstrong Lantern-Ring Bronze S-FR
Armstrong
426451-041 Armstrong Lantern-Ring Bronze S-FR This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426462-041 Armstrong Cast Gland-Split (M) Bronze 1.75
Armstrong
426462-041 Armstrong Cast Gland-Split (M) Bronze 1.75 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 2.00 LBS
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426463-011 Armstrong Gland-Split (L) Cast Iron 2.125
Armstrong
$198.95426463-011 Armstrong Gland-Split (L) Cast Iron 2.125 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 5.00 LBS
$198.95 -
426467-002 Armstrong Gasket-Gland (M) Fibre-Nitrile
Armstrong
$28.95426467-002 Armstrong Gasket-Gland (M) Fibre-Nitrile This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$28.95 -
426471-072 Armstrong Sleeve-Shaft Chrome P
Armstrong
426471-072 Armstrong Sleeve-Shaft Chrome P This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 3.00 LBS
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426472-071 Armstrong Sleeve-Shaft SST
Armstrong
$504.65426472-071 Armstrong Sleeve-Shaft SST This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$504.65 -
426485-002 Armstrong Cover-Seal Bronze M 1.625
Armstrong
$1,987.95426485-002 Armstrong Cover-Seal Bronze M 1.625. Please Contact Us For Lead Time!- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 4.00 LBS
$1,987.95 -
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!
- Weight:
- 8.00 LBS
$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!
- Weight:
- 6.00 LBS
$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!
- Weight:
- 8.00 LBS
$847.95 -
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!
- Weight:
- 2.00 LBS
-
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!
- Weight:
- 125.00 LBS
$1,445.95 -
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!
- Weight:
- 6.00 LBS
$3,027.12 -
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!
- Weight:
- 6.00 LBS
-
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!
- Weight:
- 6.00 LBS
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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!
- Weight:
- 6.00 LBS
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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!
- Weight:
- 6.00 LBS
$2,340.68 -
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!
- Weight:
- 9.00 LBS
$802.95 -
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!
- Weight:
- 9.00 LBS
$2,351.95 -
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!
- Weight:
- 6.00 LBS
-
426769-000 Armstrong USE 826769-000
Armstrong
$0.00426769-000 Armstrong USE 826769-000 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
$0.00 -
426794-011 Armstrong Stuff Box Cover Cast Iron 10" S
Armstrong
426794-011 Armstrong Stuff Box Cover Cast Iron 10" S This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
-
426980-041 Armstrong Impeller Bronze XL 12X12X17
Armstrong
$15,298.95426980-041 Armstrong Impeller Bronze XL 12X12X17 DBL SUCT. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 165.00 LBS
$15,298.95 -
426981-011 Armstrong Adapt Casing Cast Iron 12X12X17 125#
Armstrong
426981-011 Armstrong Adapt Casing Cast Iron 12X12X17 125# This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS
-
426989-041 Armstrong Adapt Bronze 'D' 213-215JM
Armstrong
$1,664.95426989-041 Armstrong Adapt Bronze 'D' 213-215JM This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 14.00 LBS
$1,664.95 -
426992-071 Armstrong USE 826992-071
Armstrong
426992-071 Armstrong USE 826992-071 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 6.00 LBS