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Description
4 x 3 150 304 Reducing CouplingThe 4 x 3 150 304 Reducing Coupling is a pipe fitting designed to connect two pipes of different diameters. Precision machined threads ensure a tight, leak proof seal. Compatible with male threaded pipes, valves, or fittings. Made from 304 stainless steel, this coupling offers excellent corrosion resistance, strength, and durability, making it suitable for industrial, chemical, plumbing, and marine applications. The 150# pressure rating is suitable
The 4 x 3 150 304 Reducing Coupling is a pipe fitting designed to connect two pipes of different diameters. Precision machined threads ensure a tight, leak-proof seal. Compatible with male-threaded pipes, valves, or fittings. Made from 304 stainless steel, this coupling offers excellent corrosion resistance, strength, and durability, making it suitable for industrial, chemical, plumbing, and marine applications. The 150# pressure rating is suitable for low to medium-pressure applications in industrial piping systems.
| Specification | Value |
|---|---|
| TYPE | 304 Reducing Coupling |
| DESIGN |
Reducing coupling design, allows a secure and smooth transition between different pipe sizes. |
| MATERIAL |
Stainless Steel provides superior corrosion resistance for harsh environments. |
| MATERIAL CONSTRUCTION | 304 Stainless Steel |
| WEIGHT (lbs) | 3.580 |
| CONNECTION SIZE 1 | 4" |
| CONNECTION SIZE 2 | 3" |
| CONNECTION TYPE | FPT|FPT |
| CONNECTION TYPE 1 | FPT |
| CONNECTION TYPE 2 | FPT |
| FITTING TYPE | Coupling |
| FOR USE WITH | Air, Water, Oil, Natural Gas, Steam |
| PRESSURE CLASS | 150 lb |
| THREAD SIZE | 4-8 x 3-8 |
| SHAPE | Reducer |
| APPLICATIONS | Ideal for Plumbing & Piping Systems, Industrial & Chemical Processing, Oil, Gas & Marine Industry, Food & Beverage Industry, HVAC & Mechanical Systems. |
| BRAND | Midland Industries |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.7 ★★★★★
Based on 16 reviews
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Product Reviews
★★★★★ 1
Is not 14K
Read description carefully. Is not 14K. Is gold plated.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 28, 2025
★★★★★ 5
Muy bello
Es como esperaba y aun mejor
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2024
★★★★★ 5
Simple and Elegant
Color: White Gold - 3.5 mm, Ring Size: 8
I was looking for a band that would match my white gold engagement ring. This is it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
★★★★★ 5
Thick, true fit, comfortable, and perfect!
Color: White Gold - 3.5 mm, Ring Size: 6.4, Color: White Gold - 3.5 mm, Ring Size: 6.4
Excellent price gorgeous comfortable fit, thick and beautiful
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2026
★★★★★ 5
Very much real gold
Color: Yellow Gold - 2 mm, Ring Size: 7, Color: Yellow Gold - 2 mm, Ring Size: 7
At first I thought that it was too tight. I started wearing it for a couple of weeks and it felt great after.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
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