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3/8 Npt Plug

Fail

Prices span $4.57–$13.36, mostly outside the sweet spot, so 3/8 Npt Plug is a Fail.

Flapen Score
47
47 / 100
Ranks 4,157 of 7,287 Automotive niches · −2 vs the category median of 49
Market size
$46K/yr34K searches / yr
90-day growth
+17.3%search demand this quarter
Competition
51%top-5 click share · 17 brands · 20 sellers

Flapen Score

3/8 Npt Plug against its category

The dotted line is the Automotive average. Past it, 3/8 Npt Plug is stronger. Inside it, weaker.

47Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 3/8 Npt Plug market on Amazon at a glance

Shoppers on Amazon United States searched for 3/8 Npt Plug 34K times last year and spent an estimated $46K. The top 5 brands take 65% of clicks. Flapen scores it 47 out of 100, a Fail.

01 · Demand

An estimated 17.4% of those searches ended in a purchase.

Shoppers searched for this 34K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 17.4% of those searches ended in a purchase. Searches in the last 90 days moved +17.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $46K a year.

Searches, last 12 months
34K
Growth, 90 days vs prior 90
+17.3%
Conversion, latest week
17.4%
Market size, estimated
$46Ka year
Top search term
3/8 npt plug21K searches a year

02 · Price

A sale here is worth $7.92.

Listings sell for $7.92 on average, from $4.57 to $13.36. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 100 to 250 of them. At $7.92 that is $792 to $2K a year per listing.

Average price
$7.92under the $15 to $100 sweet spot
Price range
$4.57–$13.36
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
5K–6K
Units per listing a year
100–250
Revenue per listing a year
$792–$2K
Returns
2.8%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads.

92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #651 within Fuel System. It carries 153 reviews at 4.68 stars, so a new listing needs social proof before a better product.

Sponsored listings
92%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#651in Fuel System
Average rating
4.68 starsAmazon United States average 4.42 stars
Average reviews
153per listing
Listings tracked
24

04 · Newcomers

0 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 52 months on average, so the names here are settling in.

Launched, last 12 months
3
Successful launches
0Amazon's first-year sales bar
Average brand age
52 months

Products

Top 3/8 Npt Plug products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 51% of clicks. Leaders hold, but buyers still shop past them.

Brands

17 falling

Sellers

20

Top-5 brand share

65%

Top 20: 100%

Top-5 click share

51%

Top 20: 95%

Open market

29%

  • Brand 124%
  • Brand 212%
  • Brand 312%
  • Brand 410%
  • Brand 57%
  • Brand 66%

Demand

3/8 Npt Plug search demand

Weekly searches over the year. Pick a range.

800600Apr '26Apr '26May '26May '26Jun '26Jun '26Jul '26

Search terms

Top 3/8 Npt Plug search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • 3/8 npt plug21K/yr
  • 3/8 plug7K/yr
  • 3/8 pipe plug5K/yr

Reviews and returns

What reviews say buyers love and hate about 3/8 Npt Plug

We read the reviews and the return reasons for every product selling here.

25%of positive reviews mention “Size-Overall”
50%of negative reviews mention “Size-Overall”
2.8%of orders come back
“Da no fit”
A buyer, on “Size-Overall”50% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

12 topics

NegativePositive

FAQ

Common 3/8 Npt Plug questions

Answered from the same tracked data.