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Description
4 x 3-1/2 Red Brass NippleThe 4 x 3 1 2 Red Brass Nipple is a durable, corrosion resistant pipe fitting designed for secure fluid and gas connections. With a 4 inch diameter and 3 1 2 inch length, it is made from high quality red brass, ensuring excellent rust resistance, strength, and longevity. Featuring NPT threaded ends, it provides a leak proof, reliable connection, making it ideal for water supply, gas lines, plumbing, and industrial applications. Specification Details
The 4 x 3-1/2 Red Brass Nipple is a durable, corrosion-resistant pipe fitting designed for secure fluid and gas connections. With a 4-inch diameter and 3-1/2-inch length, it is made from high-quality red brass, ensuring excellent rust resistance, strength, and longevity. Featuring NPT threaded ends, it provides a leak-proof, reliable connection, making it ideal for water supply, gas lines, plumbing, and industrial applications.
| Specification | Details |
|---|---|
| TYPE | Red Brass Nipple |
| DESIGN |
Reducing thread design for easy connections of pipes or fittings of different sizes |
| MATERIAL | Brass for superior strength, corrosion resistance, and longevity |
| MATERIAL CONSTRUCTION | Lead-Free Red Brass |
| ADDITIONAL INFORMATION | 1/4" Wall Thickness |
| WEIGHT (LBS) | 3.070 |
| CONNECTION SIZE 1 | 4" |
| CONNECTION SIZE 2 | 4" |
| CONNECTION TYPE | MPT|MPT |
| CONNECTION TYPE 1 | MPT |
| CONNECTION TYPE 2 | MPT |
| DIAMETER | 4" ID x 4-1/2" OD |
| DIMENSIONS STANDARDS | ANSI B1.20.1, WW-N-351, MS 51846 |
| FITTING TYPE | Nipple |
| LENGTH | 3-1/2" |
| PRESSURE CLASS | 125 lb |
| PRESSURE RATING | 510 to 100 deg F |
| SCHEDULE RATING | SCH 40 |
| TEMPERATURE RATING | -20 to 400 deg F |
| THREAD SIZE | 4-8 |
| APPROXIMATE WEIGHT (LBS) | 3.18 |
| BOX/CASE | 1/10 |
| APPLICATIONS | Ideal for Water Supply Lines, Gas Systems, Plumbing Installations, HVAC Systems, Industrial Fluid Transfer, Chemical Processing |
| BRAND | Midland Industries |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 19 reviews
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Product Reviews
★★★★★ 5
WORTH EVERY PENNY
Style: S-Level 2, Style: S-Level 2
I’m really happy with this interactive dog treat puzzle. It keeps my dog engaged, challenged, and excited, especially when he needs something to help burn off mental energy. The compartments are easy to fill with treats, and it was fun watching him figure out how to move everything around to get the rewards.
It seems well made and has held up nicely so far. I also like that it slows him down a bit and gives him something productive to focus on. This is a great option for keeping dogs entertained, reducing boredom, and giving them a little mental workout.
Overall, I would definitely recommend this to other dog owners looking for a fun and stimulating treat toy.
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Reviewed in the United States on March 16, 2026
★★★★★ 5
My Dog Likes It… But My Cat LOVES It!
Style: S-Level 2
⭐⭐⭐⭐⭐
I originally bought this puzzle feeder for my dog, but surprisingly, my cat became obsessed with it! She has been using it since she was very young and figured it out incredibly fast.
I love that it turns treat time into a fun mental challenge. Instead of simply giving treats between meals, it encourages problem-solving, movement, and natural foraging behaviors. It’s a great way to provide enrichment, keep them entertained, and stimulate their minds while rewarding them at the same time.
The different compartments and sliding pieces keep things interesting, and it’s been durable enough to handle daily use. Watching my pets learn and interact with it is honestly one of my favorite things.
If you’re looking for a way to keep your dog or cat mentally engaged while offering treats in moderation, I highly recommend it!
🐾 A great enrichment toy that makes snack time more rewarding and interactive.
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Reviewed in the United States on June 11, 2026
★★★★★ 4
Durable interactive fun for You and your Dog
Style: S-Level 2
It’s it’s an interactive toy if your dog isn’t lazy like my little boy. He likes to play, but he wants me to show him where everything is. It’s very doable because he’s rough and tough and it was much more reasonable than some of the other interactive toys..
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Reviewed in the United States on February 11, 2026
★★★★★ 5
Great thanking game for you and your dogs entertainment.
Style: S-Level 2
Great product it entertained my Chihuahua for 30 minutes. It really makes a high energy dog think and get focused.
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Reviewed in the United States on June 11, 2026
★★★★★ 5
Fun dog product
Style: S-Level 2
When I first got this, I loaded up the compartments and set it down for the dog – excited and interested to see what she would do. She looked at it smelled it walked away. Disappointed – after a few hours – I put it under a table where she has a little rug, she likes to lay on. The next day I could hear the little doors on the toy rattling and she got every single little treat. And she loves it. And it’s fun when she decides she wants a little snack that she doesn’t have to ask or beg for she goes to her little toy and takes one of the treats out of the holes.
It surprises me she never tries to chew on it. And I haven’t figured out how to make it squeak yet, nor has the dog. But it’s something all for her and she loves it. And it cleans up easily too.
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Reviewed in the United States on June 7, 2026