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J-Bend with Hi-Line Adapter – Master Plumber

Regular price $0.00
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J-Bend with Hi-Line Adapter – Master Plumber is backordered and will ship as soon as it is back in stock.


Worry-free returns

You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Delivery and Shipping

Free standard shipping on all orders under 1 KG

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

This Master Plumber 321-497 Flexible Drain J Bend with Hi-Line Adapter is a versatile component for standard sink drain installations. Its primary function is to create a water seal that prevents sewer gases from entering the home, while its flexible body accommodates misaligned pipes.

  • Flexible construction simplifies installation in tight or offset spaces.
  • Includes a hi-line adapter for connecting a dishwasher drain hose.
  • Designed for use in 1-1/2" or 1-1/4" drain systems.

Technical Specs

Product Type
Flexible Drain J Bend
Dimensions
9.31 in x 6.0 in x 1.13 in
Other Technical Attributes
Flexible construction

What’s in the Box

  • 1 x Master Plumber 321-497 Flexible Drain J Bend with Hi-Line Adapter

Installation Notes

  1. Turn off the water supply to the fixture.
  2. Place a bucket under the existing P-trap to catch any residual water.
  3. Unscrew the slip nuts connecting the old J-bend to the sink tailpiece and the wall drain tube.
  4. Remove the old J-bend and clean any debris from the tailpiece and wall tube threads.
  5. Position the new flexible J-bend, aligning it with the tailpiece and wall tube. Adjust its shape as needed.
  6. Slide the slip nuts and washers into place and hand-tighten them securely.
  7. If connecting a dishwasher, attach the hi-line adapter and hose.
  8. Turn the water supply back on and run water through the drain, checking carefully for any leaks at the connections.
  9. If leaks are present, slightly tighten the nuts with a wrench (do not over-tighten).

Troubleshooting & FAQ

What is the advantage of a flexible J-bend over a standard rigid one?

A flexible J-bend is highly advantageous in situations where the sink drain (tailpiece) and the wall drain pipe are not perfectly aligned. Its flexible body can be easily maneuvered to create a proper connection without needing precise pipe cuts or extra angled fittings.

How do I ensure a leak-proof seal during installation?

To prevent leaks, first ensure the threads on the connecting pipes are clean and undamaged. Make sure the included washers are correctly seated. Hand-tighten the slip nuts first to ensure they are not cross-threaded, then give them a final quarter-turn with a wrench. Avoid over-tightening, as this can crack the plastic nuts or damage the washers.

Will this fit my kitchen sink, or is it for bathrooms?

This J-bend is versatile and can typically be used for either kitchen or bathroom sinks, as it is compatible with both 1-1/2" and 1-1/4" plumbing systems. Always measure your existing pipes to confirm the size before purchasing.

What are the signs that my current J-bend needs to be replaced?

Common signs of failure include persistent dripping or leaks from the trap, visible cracks in the pipe body, or frequent clogs that suggest the interior of the pipe has degraded or accumulated stubborn buildup.

What is the purpose of the 'Hi-Line Adapter'?

The hi-line adapter is the small inlet port on the J-bend. It is used to connect the drain hose from a dishwasher, allowing it to discharge water directly into the sink's drainage system.

OEM vs. Aftermarket?

This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

Shipping speed & cost?

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

Warranty & returns?

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Safety & Important Info

  • Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
  • This is an aftermarket replacement, not an OEM component.
  • Professional installation is recommended for safety and performance.

About Sea Sierra

  • Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
  • Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
  • Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.

Payment & Security

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