STANDARD PRODUCT SUMMARY

Details used for quotation

Request confirmed details
Product reference
Page reference
Catalog group
Repair Tools
Specification status
Confirm before quotation
Material
Confirm from the selected variant or drawing
Sizes / variants
Confirm dimensions and option required
Intended application
Confirm vehicle, equipment or repair process
MOQ
Depends on model and supplier
Sample
Confirm availability and cost
Packaging
Standard or buyer-specified
Customization
Feasibility review required
Lead time
Confirm with the final specification

Catalog information is a sourcing reference. Critical dimensions, materials, application, test requirements and commercial terms are confirmed for the selected product before an order is placed.

Seven red T-handle expandable rubber pipe plugs arranged by physical size
The product family: seven photographed examples show the red T-handle, black rubber body and metal fastener. The size chart below lists the available numbered options.

This red T-handle expandable rubber pipe plug is designed to close a correctly sized pipe or drain opening temporarily. The pictured style is also listed as a marine deck-drain accessory. The images throughout this guide show its construction, how the black rubber body expands and how it is positioned at an opening.

For distributors and repair-tool buyers, the key choice is the measured inside diameter of the opening. The supplied size chart contains 11 numbered options with stated ranges from 27–33 mm through 165–180 mm. The ranges are not continuous across every diameter between 27 and 180 mm, so choose by the individual row below.

Red T-Handle Pipe Plug Features

  • Adjustable mechanical seal: The T-handle turns the central fastener to compress and expand the rubber body.
  • Eleven size choices: Select the specific range that contains your measured pipe or drain opening.
  • Visible before-and-after profile: The supplied photos show how the rubber changes shape when compressed.
  • Marine sourcing reference: This style is also listed for vessel deck-drain openings. Confirm the actual opening and service conditions before selecting a plug.
  • Straightforward sourcing: Quote requests can identify a numbered size, opening diameter and quantity rather than relying on a generic “universal” description.

The next photo compares the plug before and after the T-handle is tightened. As the rubber body is compressed lengthwise, it bulges outward to contact the inside of the opening. The image explains the mechanism; it does not establish a pressure rating or guarantee a seal for every pipe surface.

Red T-handle rubber pipe plug before compression and after the rubber body expands outward
Before and after compression: the rubber body becomes wider as the T-handle is tightened.

Expandable Rubber Pipe Plug Size Chart

Measurements below are transcribed from the supplied product size chart. All dimensions are in millimetres (mm).

SizeApplicable opening diameterT-handle lengthBottom diameterRubber heightOverall height
1#27–33352755145
2#33–38403355145
3#38–45473855145
4#45–55654555145
5#52–65755255145
6#65–80856565160
7#85–1001108565160
8#90–1051159065160
9#110–12513511065160
10#135–15016013565160
11#165–18020016565160

The source chart says these dimensions were measured manually and may differ slightly from the actual product. Confirm critical dimensions with a current sample before ordering.

The illustrated dimension guide identifies the T-handle length, bottom diameter, rubber height and overall height used in the table. Compare those measurements as well as the opening range, especially when clearance or insertion depth is limited.

Dimension diagram and 11-size chart for red T-handle expandable rubber pipe plugs
Dimension guide for the 11 numbered options. Measurements are approximate; verify critical dimensions against a current sample.

Marine Deck-Drain Model References

A marine-supply listing labels the pictured style “IMPA 232481” and shows the following seller options. Their stated opening ranges do not match the 11 numbered sizes above one to one. These are inquiry references, not verified cross-references or a claim of marine approval.

Marine listing referenceStated opening range
23248146–65 mm
23248252–75 mm
23248365–85 mm
23248485–105 mm
23248590–110 mm
232486110–130 mm
232487135–160 mm
232488165–200 mm

If you are sourcing a marine deck-drain plug, send the reference number if available, the drain’s measured inside diameter, a photo or drawing, and the intended service conditions. We can then confirm the appropriate size and current quotation.

How the T-Handle Expansion Plug Works

Measure the inside diameter of the opening, then select a size whose applicable opening diameter includes that measurement. Check the bottom diameter and available insertion depth as well. Insert the uncompressed plug, turn the T-handle until the rubber contacts the inner wall, and confirm the seal under the conditions of the intended application. Release the handle before removal.

The image below illustrates a plug positioned at a pipe opening. Its small insets show the uncompressed and expanded shapes. It is an application illustration, so the actual plug size still needs to be selected from the measured opening.

Red T-handle expansion plug positioned at a pipe opening, with uncompressed and expanded views
Illustrative placement in a pipe opening. Measure the opening before choosing a numbered size.

This catalog does not specify a pressure rating, temperature range, fluid compatibility or marine approval. If your application involves a vessel, radiator, coolant system or pressure test, provide the operating conditions and ask us to confirm suitability before use.

Frequently Asked Questions

Which size should I order for a 50 mm opening?

The supplied chart lists 4# (45–55 mm) as the applicable range. Confirm the opening’s actual inside diameter and any insertion-depth constraints before placing an order.

Is one plug adjustable across the whole 27–180 mm range?

No. The range is divided into 11 numbered plug sizes, and there are gaps between some stated ranges. Select the individual size that covers your opening.

Can this plug be used for radiator pressure testing?

The supplied material shows a pipe or drain opening plug but gives no pressure, temperature or coolant-compatibility rating. Share your test conditions so the appropriate product can be confirmed.

Do the marine reference numbers identify the exact sizes in this chart?

No confirmed mapping is available. The 232481–232488 option ranges differ from the 11-size chart. Include both the reference number and your measured opening diameter so we can check the match.

Request a Quote for Red T-Handle Pipe Plugs

For a product catalog or wholesale inquiry, send the size number or marine reference code, measured opening diameter, required quantity, destination and intended use. If you need a technical rating or specific packaging, include that requirement in your message. Request a quote through our inquiry form.

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