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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819350-002 Armstrong PKGD Coupler 9S 1-1/4"X2-1/8"
Armstrong
819350-002 Armstrong PKGD Coupler 9S 1-1/4"X2-1/8" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819351-000 Armstrong No Longer Available - Coupling Insert Spider G-500
Armstrong
819351-000 Armstrong No Longer Available - Coupling Insert Spider G-500 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819352-000 Armstrong No Longer Available - Coupling Insert Spider G-1000
Armstrong
819352-000 Armstrong No Longer Available - Coupling Insert Spider G-1000 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819353-000 Armstrong No Longer Available - Coupling Insert Spider G-1500
Armstrong
819353-000 Armstrong No Longer Available - Coupling Insert Spider G-1500 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819354-000 Armstrong No Longer Available - Coupling Insert Spider G-2500
Armstrong
819354-000 Armstrong No Longer Available - Coupling Insert Spider G-2500 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819355-000 Armstrong No Longer Available - Coupling Insert GH-40(6PCS)
Armstrong
819355-000 Armstrong No Longer Available - Coupling Insert GH-40(6PCS) This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819360-002 Armstrong PKGD Bearing FRM "S" Grease (PKGD)
Armstrong
819360-002 Armstrong PKGD Bearing FRM "S" Grease (PKGD) This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819365-000 Armstrong PKGD Shaft & SLV Assembly S Frame SST
Armstrong
$528.34819365-000 Armstrong PKGD Shaft & SLV Assembly S Frame SST This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$528.34 -
819471-011 Armstrong PKGD Shaft STL 4035 "S"
Armstrong
819471-011 Armstrong PKGD Shaft STL 4035 "S" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819471-071 Armstrong PKGD Shaft SST 4035 "S"
Armstrong
819471-071 Armstrong PKGD Shaft SST 4035 "S" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819590-041 Armstrong Shaft Assembly
Armstrong
819590-041 Armstrong Shaft Assembly This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819598-000 Armstrong Seal Oil Outboard
Armstrong
819598-000 Armstrong Seal Oil Outboard This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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819599-000 Armstrong Seal Oil Inboard
Armstrong
819599-000 Armstrong Seal Oil Inboard This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825224-001 Armstrong Seal Mechanical 1 5/8
Armstrong
825224-001 Armstrong Seal Mechanical 1 5/8 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825225-000 Armstrong Seal Seat 1 5/8" Ceramic
Armstrong
825225-000 Armstrong Seal Seat 1 5/8" Ceramic This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825526-023 Armstrong Casing 3D 250# 4380 OS C/WR Cast Iron
Armstrong
825526-023 Armstrong Casing 3D 250# 4380 OS C/WR CI This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825527-021 Armstrong Casing 4D 125# 4380 OS C/WR Cast Iron
Armstrong
825527-021 Armstrong Casing 4D 125# 4380 OS C/WR CI This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825528-021 Armstrong Casing 4D 250# 4380 OS C/WR Cast IronI
Armstrong
825528-021 Armstrong Casing 4D 250# 4380 OS C/WR CI This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825532-011 Armstrong Casing 1.5E 250# 4380
Armstrong
825532-023 Armstrong Casing 1.5E 250# 4380 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825532-023 Armstrong Casing 1.5E 250# 4380
Armstrong
825532-023 Armstrong Casing 1.5E 250# 4380 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825536-021 Armstrong Casing 3E 250# 4380
Armstrong
825536-021 Armstrong Casing 3E 250# 4380 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825613-001 Armstrong Seal Seat Carbon Insert 1-1/8
Armstrong
825613-001 Armstrong Seal Seat Carbon Insert 1-1/8 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825615-001 Armstrong Seal Seat Carbon Insert 1-5/8
Armstrong
825615-001 Armstrong Seal Seat Carbon Insert 1-5/8 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825617-001 Armstrong Seal Seat Carbon Insert 2-1/8
Armstrong
825617-001 Armstrong Seal Seat Carbon Insert 2-1/8 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825618-001 Armstrong Seal Seat Bronze Insert 2-1/8
Armstrong
825618-001 Armstrong Seal Seat Bronze Insert 2-1/8 This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825618-004 Armstrong Seat Insert Bronze
Armstrong
825618-004 Armstrong Seat Insert Bronze This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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825920-001 Armstrong PKGD Seal Kit 1.75 Type 1 (BP-2C1)
Armstrong
$598.95825920-001 Armstrong PKGD Seal Kit 1.75 Type 1 (BP-2C1). *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$598.95 -
825920-002 Armstrong Packaged Seal Kit 1.75 Type 1 (BP-8C1)
Armstrong
Obsolete. 825920-002 Armstrong PKGD Seal Kit 1.75 Type 1 (BP-8C1). This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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826772-071 Armstrong PKGD Assembly-Bearing Frame M RE-Grease SST Shaft (PKGD)
Armstrong
826772-071 Armstrong PKGD Assembly-Bearing Frame M RE-Grease SST Shaft (PKGD) This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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826773-000 Armstrong Bearing Assembly Frame M Oil Lube (PKGD)
Armstrong
$1,007.95826773-000 Armstrong PKGD Assembly-Bearing Frame M Oil Lube (PKGD). Please note image is generic. Please Contact Us For Lead Time!- Availability:
- Please Contact Us For Lead Time!
$1,007.95 -
826773-071 Armstrong Packaged Assembly-Bearing Frame M Oil Lube
Armstrong
$1,254.95826773-071 Armstrong PKGD Assembly-Bearing Frame M Oil Lube. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,254.95 -
827011-000 Armstrong PKGD Coupler Assembly 4J .875"X.875"
Armstrong
$178.95827011-000 Armstrong PKGD Coupler Assembly 4J .875"X.875" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$178.95 -
827014-000 Armstrong PKGD Coupler Assembly 7J 1.625"X.875"
Armstrong
$574.95827014-000 Armstrong PKGD Coupler Assembly 7J 1.625"X.875" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$574.95 -
827015-000 Armstrong PKGD Coupler Assembly 6J 1.375"X1.125"
Armstrong
827015-000 Armstrong PKGD Coupler Assembly 6J 1.375"X1.125" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
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827016-000 Armstrong PKGD Coupler Assembly 7S 1.625"X1.125"
Armstrong
$594.95827016-000 Armstrong PKGD Coupler Assembly 7S 1.625"X1.125". *Please note image is generic. This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$594.95 -
827018-000 Armstrong PKGD Coupler Assembly 8S 1.875"X1.125"
Armstrong
$751.95827018-000 Armstrong PKGD Coupler Assembly 8S 1.875"X1.125" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$751.95 -
827020-000 Armstrong PKGD Coupler Assembly 9S 1.875"X1.125"
Armstrong
$364.95827020-000 Armstrong PKGD Coupler Assembly 9S 1.875"X1.125" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$364.95 -
P57583 Bell & Gossett Bronze Impeller 8"
Bell & Gossett
$3,054.95P57583 Bell & Gossett Bronze Impeller 8". This Item Usually Ships In 24-48 Hours!- Availability:
- This Item Usually Ships In 24-48 Hours!
$3,054.95 -
827021-000 Armstrong PKGD Coupler Assembly 9S 2.125"X1.125"
Armstrong
$1,347.95827021-000 Armstrong PKGD Coupler Assembly 9S 2.125"X1.125". This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,347.95 -
827022-000 Armstrong PKGD Coupler Assembly 8S 2.375"X1.125"
Armstrong
$1,521.95827022-000 Armstrong PKGD Coupler Assembly 8S 2.375"X1.125" This Item Usually Ships Same Day!- Availability:
- This Item Usually Ships The Same Day!
$1,521.95