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Body Gasket (Series 100)
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$8.87 each
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$215.25 box of 25
$8.61 each
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Product Highlights

Product Highlight: Used With
Series 100 Pumps

Description

Bell & Gossett P04080 Body Gasket (Series 100)
An OEM Bell & Gossett pump body gasket used to reseal the pump body on Bell & Gossett Series 100 circulator pumps during service and reassembly.

Key Features
  • Replacement body gasket for Series 100 pumps
  • Application listed: Heating
  • Type listed: Body Gasket
  • Bell & Gossett is identified by Xylem as a long-standing manufacturer of pumps and HVAC/hydronic system components for hydronic HVAC (including steam and heat transfer), plumbing, and wastewater applications.

Compatibility & Applications
  • Listed as used with Bell & Gossett Series 100 pumps.
  • Must only be used where the manufacturer specifies this exact part number: P04080.

Installation & Operation Notes
  • Installation should be performed by a qualified hydronic/HVAC service technician.
  • Reference the pump/service manual or the Series 100 replacement parts list for correct disassembly/reassembly, bolt tightening, and sealing procedure.
  • Ensure gasket surfaces are clean and the gasket remains properly aligned during reassembly to avoid shifting and leakage.

Maintenance & Troubleshooting
  • This gasket is typically replaced during service when the pump is opened (for example, bearing or seal work) and the original gasket tears, breaks, or cannot reseal.
  • If leakage persists at the body gasket joint after replacement, the product Q&A response indicates the leak may instead be related to the seal assembly, not the gasket itself - follow the pump troubleshooting guidance to confirm the true failure point before repeating repairs.

User Reviews & Q&A Summary
  • Fit and function themes: Reviewers consistently report the gasket fits perfectly / "fits nice" and works as expected.
  • Service-use themes: Common context is servicing a Series 100 bearing assembly or opening the pump housing; users note the gasket is a necessity when reassembling after service, especially if the old gasket breaks during teardown.
  • Value and availability themes: Many comments highlight good pricing and quick delivery, and several mention SupplyHouse as a reliable source for repair parts.
  • Q&A theme: A user experiencing leakage at the gasket/flange joint was advised that the issue likely points to the seal assembly rather than the body gasket, and that seal replacement is more involved but manageable.

Specs

Application:

Heating

Type:

Body Gasket

Used With:

Series 100 Pumps

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Product Reviews

4.86 out of 14 reviews
100% would recommend this product
4.86
out of 14 Reviews
100% would recommend this product
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5 star
86%
4 star
14%
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Showing 1-10 of 14 reviews

Quick and Easy

I love Supplyhouse - easy to use website, fair pricing, and quick delivery. They are one of my "go to's"
HVAC Doc
Burns, TN
11 months ago
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Good quality

Fits nice
Albert
Waukegan IL
3 years ago
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yes

Good price for bearing assembly to head gasket
Larry
NYC
3 years ago
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B&G series 100

Good gaskets.
Eric
Wilkes Barre
4 years ago
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just a gasket

gasket fit perfectly
ron
Athens, georgia
4 years ago
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just a gasket

as advertised
Ron
Athens, georgia
4 years ago
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Now on my top 10 list for repair parts.

Good price and excellent delivery response.
Casey's dad
New Jersey
6 years ago
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would buy again

great fit !!
Dennis
Newville Pa
8 years ago
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Pump housing seal

A necessity when servicing the pump housing off of the system. Paper gasket type. Should really be included in the pump shaft seal kit, but get them together.
Chris
Baltimore, MD
11 years ago
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Good product

I serviced my pump bearing but the gasket broke when I was taking the bearing off. Used this replacement part that fit perfectly; was very satisfied with the product.
Fixright
NY
11 years ago
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Product Q&A

1 Question
1 Question
ASK A QUESTION

Q: I having hard time get a good seal with this product.The pump keeps leaking water right where bodgy gasket meets flange.Any tips to get good seal.I think i might not be screwing in pump correct way so the gasket keeps shifhting???How do i keep pump steady if that is even the problem.

Asked by bren 14 years ago

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What you are experiencing is not the failure of that gasket, it is the seal assembly, similar to this one: http://www.pexsupply.com/Bell-Gossett-118680LF-Seal-Assembly-Lead-Free-Serie s-100-HV-2-PR-2-1-2-LD-3-HD-3-PD-60-AA-1522-MF-60 This is a little more involved to replace, but not too difficult. If your shafts or any internal parts are worn, you may just want to get the whole assembly like this: http://www.pexsupply.com/Bell-Gossett-189134LF-Bearing-Assembly-w-Impeller-L ead-Free-Series-100 I fought this problem already, replacing the round gaskets, even trying silicone. When I finally ordered the seal kit and installed everything, I found I had over tightened the flange bolts one too many times, and then I broke an ear off it. Then I had to replace the whole pump and a new flange, because a flange alone was too expensive. Don't make that same mistake! Make sure you order the correct seal kit or bearing assembly for your particular model, though I think I found the right ones you need for the series 100, depends on the application (food service/heat/etc). Curt

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