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3/8-in x 3/8-in Threaded Male Adapter Nipple Fitting

Ratings & Reviews for ProLine Series 3/8-in x 3/8-in Threaded Male Adapter Nipple Fitting

4.7
702
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Review
  4.7 out of 5
708 Reviews


95% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

The reviews present mixed opinions about the product's quality and performance. While some customers found it to be a durable and reliable fitting, others reported issues such as premature failure, leaks, and cracking. The product appears to have inconsistent quality, with some customers experiencing problems when using it in pressurized systems. Customers recommend carefully inspecting the product and considering alternative options, especially for critical plumbing applications.

Customer review summary generated by AI, including incentivized reviews.
708 Customer Reviews

Solid producr

Very solid pipe xtemsion. Good Build quality

March 31, 2026
From 3_SLASH_4-in x 3_SLASH_4-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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Flair union

 Would Recommend

Worked as expected

March 30, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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Good

 Would Recommend

Hard to tighten both ways.

March 30, 2026
From Verified Purchaser
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Great product

Great product

March 22, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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Needed for water heater

 Would Recommend

It worked as it should

February 16, 2026
From 3_SLASH_4-in x 3_SLASH_4-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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Brass fitting may damage easily if overtightened.

 Would Recommend

Perfect fit for my project. Sealed well with teflon tape.

February 16, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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Brass fitting may damage easy.

 Would Recommend

Perfect fit for my project. Seals well with teflon tape.

February 16, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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brass

 Would Recommend

quality of finish. Brass nipple won't replace it.

February 13, 2026
From 3_SLASH_4-in x 3_SLASH_4-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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1/2 Inch Pipe Nipple

 Would Recommend

Pipe Nipple Operated as Expected

February 2, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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1/2 Pipe Nipple

 Would Recommend

Pipe operated as expected

February 2, 2026
From 1_SLASH_2-in x 1_SLASH_2-in Threaded Male Adapter Nipple Fitting Verified Purchaser
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