--- product_id: 224641324 title: "Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch" brand: "oatey" price: "฿1424" currency: THB in_stock: true reviews_count: 6 category: "Oatey" url: https://www.desertcart.co.th/products/224641324-oatey-33400-mechanical-test-plug-1-1-2-in-5 store_origin: TH region: Thailand --- # 110°F heat resistance 1.5 in mechanical seal Made in USA quality Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch **Brand:** oatey **Price:** ฿1424 **Availability:** ✅ In Stock ## Summary > 🔧 Seal it tight, test it right — the pro’s choice for flawless plumbing! ## Quick Answers - **What is this?** Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch by oatey - **How much does it cost?** ฿1424 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/224641324-oatey-33400-mechanical-test-plug-1-1-2-in-5) ## Best For - oatey enthusiasts ## Why This Product - Trusted oatey brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Seal:** Mechanically seals inside 1.5-inch pipes to ensure leak-proof pressure testing. - • **Rust-Free Durability:** Plastic body resists rust and corrosion for long-lasting reliability. - • **Effortless Installation:** Wing nut design enables quick tightening and removal—no extra tools needed. - • **Heat-Resistant Performance:** Withstands temperatures up to 110°F, perfect for demanding plumbing tasks. - • **Trusted American Craftsmanship:** Proudly made in the USA, combining quality and performance you can count on. ## Overview The Oatey 33400 Mechanical Test Plug is a 1.5-inch plastic plug designed to mechanically seal pipes for pressure testing up to 5 PSI. Featuring a corrosion-resistant body and an easy-to-use wing nut for quick installation and removal, it withstands temperatures up to 110°F. Made in the USA, this plug ensures reliable, leak-proof performance for professional-grade plumbing applications. ## Description Designed for use to seal piping or to hold pressure while testing your piping system. The Oatey 1-1/2 in. Plastic mechanical test plug mechanically seals inside the designated pipe. Excellent for plugging open-ended 1-1/2 in. Pipes. Review: Good product - Good product. Review: Perfect fit for an old copper drain pipe i cut off. Nice and tight fit. Seems very good quality. ## Features - Plastic body will not rust or corrode - Wing nut allows for easy tightening and removal - Seals inside pipe mechanically - Made in USA ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000H5WPDI | | Best Sellers Rank | 195,729 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 572 in Pipe & Tube Push-In Plugs | | Brand Name | Oatey | | Colour | Multicolor | | Country Of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (914) | | Global Trade Identification Number | 00038753334004 | | Included Components | 1 1/2 IN. GRIPPER | | Item Dimensions W x H | 43.2W x 29.2H centimetres | | Item Type Name | Mechanical Test Plug, 1-1/2 In, 5 Psi Back, Plastic, Red 110 Deg F | | Item Weight | 0.1 Pounds | | Manufacturer | Oatey | | Manufacturer Part Number | 33400 | | Material Type | Plastic | | Model Number | 33400 | | Number of Items | 1 | | UPC | 038753334004 | | Unit Count | 1.0 count | ## Product Details - **Brand:** Oatey - **Colour:** Multicolor - **Item weight:** 0.1 Pounds - **Material:** Plastic - **Product dimensions:** 43.2W x 29.2H centimetres ## Images ![Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch - Image 1](https://m.media-amazon.com/images/I/81lOLHEUdXL.jpg) ![Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch - Image 2](https://m.media-amazon.com/images/I/71qbByJ8wvL.jpg) ![Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch - Image 3](https://m.media-amazon.com/images/I/71rx58+8LaL.jpg) ![Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch - Image 4](https://m.media-amazon.com/images/I/71af8FaikTL.jpg) ![Oatey 33400 Mechanical Test Plug, 1-1/2 in, 5 Psi Back, Plastic, Red 110 Deg F, Multicolor, 1.5 Inch - Image 5](https://m.media-amazon.com/images/I/31kVRVaZQHL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product *by T***Y on 26 February 2026* Good product. ### ⭐⭐⭐⭐⭐ Review *by 6***S on 5 December 2025* Perfect fit for an old copper drain pipe i cut off. Nice and tight fit. Seems very good quality. ### ⭐⭐⭐ Review *by M***U on 25 November 2025* It did not fit ## Frequently Bought Together - Oatey 33400 Mechanical End-of-Pipe Gripper Plug, 1-1/2 in., Red, 1 Count - Oatey 33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3 Inch, Red - Eastman 2 Inch IPS Mechanical Test Plug, Screw and Zinc Nut, ABS, 78033 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/224641324-oatey-33400-mechanical-test-plug-1-1-2-in-5](https://www.desertcart.co.th/products/224641324-oatey-33400-mechanical-test-plug-1-1-2-in-5) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-24*