3/8 Air Line
FailDemand is soft, at -11.6% this quarter, so 3/8 Air Line is a Fail.
- Flapen Score
- 44 / 100Ranks 6,173 of 9,536 Tools & Home Improvement niches · −4 vs the category median of 4844
- Market size
- $89K/yr30K searches / yr
- 90-day growth
- -11.6%search demand this quarter
- Competition
- 64%top-5 click share · 11 brands · 35 sellers
Flapen Score
3/8 Air Line against its category
The dotted line is the Tools & Home Improvement average. Past it, 3/8 Air Line is stronger. Inside it, weaker.
Market
The 3/8 Air Line market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Air Line 30K times last year and spent an estimated $89K. The top 5 brands take 89% of clicks. Flapen scores it 44 out of 100, a Fail.
01 · Demand
8.5% of searches ended in a purchase last week.
Shoppers searched for this 30K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 8.5% of those searches ended in a purchase. Searches in the last 90 days moved -11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $89K a year.
- Searches, last 12 months
- 30K
- Growth, 90 days vs prior 90
- -11.6%
- Conversion, latest week
- 8.5%
- Market size, estimated
- $89Ka year
- Peak month
- April1.3× the quietest month
- Top search term
- 3/8 air line20K searches a year
02 · Price
A sale here is worth $35.40.
Listings sell for $35.40 on average, from $8.80 to $139.18. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At $35.40 that is $4K to $9K a year per listing.
- Average price
- $35.40inside the $15 to $100 sweet spot
- Price range
- $8.80–$139.18
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $4K–$9K
- Returns
- 2.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
100% 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 #57 within Air Tool Parts & Accessories. It carries 768 reviews at 4.56 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #57in Air Tool Parts & Accessories
- Average rating
- 4.56 starsAmazon United States average 4.42 stars
- Average reviews
- 768per listing
- Listings tracked
- 19
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 45 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 45 months
Products
Top 3/8 Air Line products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Boeray 3/8 DOT Air Line 35FT SAE J844 PA12 Nylon Air Tubing with Cutter
- Price
- $16.83
- Rating
- 4.6/5
- Reviews
- 611
- Age
- 2y ago

Boeray 3/8 DOT Air Line 50FT SAE J844 PA12 Nylon Air Tubing with Cutter
- Price
- $22.91
- Rating
- 4.6/5
- Reviews
- 611
- Age
- 2y ago

CheeMuii 100 FT 3/8 Pneumatic Tubing 3/8 PA12 Nylon DOT Air Line SAE J844 DOT Air Hose 30.5 Meter 3/8 Inch OD Pneumatic Air Tubing Pipe Hose Line
- Price
- $34.26
- Rating
- 4.5/5
- Reviews
- 478
- Age
- 1y ago

CheeMuii 3/8 Brass DOT Air Fittings With 32.8FT 3/8 DOT Air Line Kit Quick Connect DOT Air Line Fittings and PA12 Pneumatic Tubing for Semi Truck Trailer or Industrial Air System
- Price
- $29.81
- Rating
- 4.6/5
- Reviews
- 431
- Age
- 1y ago

Qolekog Air Line 3/8 Tube OD Pneumatic Nylon Tube SAE J844 Airline For Air Brake Tubing or Fluid Transfer (Black 32.8Ft)
- Price
- $16.49
- Rating
- 4.6/5
- Reviews
- 447
- Age
- 4y ago
Trending
90-day click momentum
CNZG PNEU 3/8 OD Inch Air Line Hose Tubing Kit Poly Airline Black
- Price
- $27.18
- Rating
- 4.6/5
- Reviews
- 143
- Age
- 1y ago

CheeMuii 35Pcs Brass DOT Air Line Fittings with 100FT 3/8 DOT Air Line Kit
- Price
- $61.79
- Rating
- 4.7/5
- Reviews
- 54
- Age
- 1y ago

Feelers Pneumatic PU Tubing 3/8OD Hose PU Polyurethane Air Hose Tube Line for Air Compressor Water Fluid Transfer Black (9.84 ft)
- Price
- $8.80
- Rating
- 4.4/5
- Reviews
- 224
- Age
- 3y ago

CheeMuii 200 FT 3/8 Pneumatic Tubing 3/8 DOT Air Line SAE J844 PA12 Nylon DOT Air Hose 61 Meter 3/8 Inch OD Pneumatic Air Tubing Pipe Hose Line
- Price
- $53.14
- Rating
- 4.5/5
- Reviews
- 478
- Age
- 1y ago

Utah Pneumatic 3/8 inch Nylon Black Air Line Tubing - 100 Feet DOT Approved for Air Brake Systems
- Price
- $41.82
- Rating
- 4.6/5
- Reviews
- 505
- Age
- 2y ago
Newest
by launch date
EilxMag 3/8 Air Line Tubing Kit 32.8FT(10M) SAE J844 PA Nylon Air Hose Tubing with Cutter and Teflon Tape 3/8 Air Hose with Push to Connect Fittings for Air Brake System Or Fluid Transfer(35PCS)
- Price
- $29.54
- Rating
- 4.4/5
- Reviews
- 253
- Age
- 1y ago

CNZG PNEU 3/8 OD Inch Air Line Hose Tubing Kit Poly Airline Black
- Price
- $27.18
- Rating
- 4.6/5
- Reviews
- 143
- Age
- 1y ago

CheeMuii 100 PCS Brass DOT Air Line Fittings with 3 Roll 50FT 1/4 3/8 1/2 DOT Air Lines Kit Push Lock Air Fitting Quick Connect Air Fittings with Air Hose Pneumatic Tubing
- Price
- $139.18
- Rating
- 4.5/5
- Reviews
- 283
- Age
- 1y ago

CheeMuii 200 FT 3/8 Pneumatic Tubing 3/8 DOT Air Line SAE J844 PA12 Nylon DOT Air Hose 61 Meter 3/8 Inch OD Pneumatic Air Tubing Pipe Hose Line
- Price
- $53.14
- Rating
- 4.5/5
- Reviews
- 478
- Age
- 1y ago

CheeMuii 35Pcs Brass DOT Air Line Fittings with 100FT 3/8 DOT Air Line Kit
- Price
- $61.79
- Rating
- 4.7/5
- Reviews
- 54
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 64% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 rising
Sellers
35
Top-5 brand share
89%
Top 20: 100%
Top-5 click share
64%
Top 20: 100%
Open market
7%
- boeray39%
- CheeMuii32%
- Qolekog7%
- utah pneumatic7%
- EilxMag5%
- CNZG PNEU3%
- Open — no brand owns it (5 brands, 7%)
Demand
3/8 Air Line search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Reviews and returns
What reviews say buyers love and hate about 3/8 Air Line
We read the reviews and the return reasons for every product selling here.
“poor quality parts”
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.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3/8 Air Line questions
Answered from the same tracked data.









