--- product_id: 325053484 title: "33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3-Inch, Red" brand: "oatey" price: "98.03 DT" currency: TND in_stock: true reviews_count: 5 category: "Oatey" url: https://www.desertcart.tn/products/325053484-33402-mechanical-test-plug-3-in-5-psi-back-plastic store_origin: TN region: Tunisia --- # 110°F heat resistance 3-inch precision fit 5 PSI back pressure rating 33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3-Inch, Red **Brand:** oatey **Price:** 98.03 DT **Availability:** ✅ In Stock ## Summary > 🔴 Seal with confidence, test like a pro! ## Quick Answers - **What is this?** 33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3-Inch, Red by oatey - **How much does it cost?** 98.03 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/325053484-33402-mechanical-test-plug-3-in-5-psi-back-plastic) ## 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 - • **Built to Last:** ABS glass-reinforced plates and galvanized carriage bolt ensure unmatched strength and corrosion resistance. - • **Smart End-of-Pipe Design:** Securely seals only at pipe ends to prevent accidental plug drops into stacks—engineered for safety. - • **Effortless Seal & Release:** Extra-large zinc wing nut for quick, wrench-free tightening and removal—no rust, no hassle. - • **Heat & Durability Champion:** Handles up to 110°F, making it ideal for diverse plumbing environments without compromising integrity. - • **Pressure-Ready Performance:** Rated for 5 PSI back pressure on plastic pipes, perfect for reliable, high-pressure testing. ## Overview The Oatey 33402 Mechanical Test Plug is a durable, 3-inch plastic plug designed for reliable pipe sealing during pressure testing. Featuring a corrosion-resistant zinc wing nut and ABS glass-reinforced plates, it withstands up to 5 PSI back pressure and temperatures up to 110°F. Its smart end-of-pipe seal prevents plug loss, making it a trusted choice for professional-grade plumbing applications. ## Description OATEY test plug, mechanical, 3 in nominal, 5 psi back pressure, plastic, Red, 110 deg F, nsf listed. The OATEY 3 in. Plastic mechanical test plug helps seal piping or holds pressure while testing a piping system. The plastic body has minimal to no rusting or corroding for a long-lasting use. The plug's wing nut helps make tightening and removing the plug easy. Review: Works for intended use - Works for intended use. Review: tapon - exelnte sercio y calidad del producto los tiempos de entrega fueron los estipulados ## Features - Size: 3 Inch.End of Pipe Gripper plugs are made with ABS glass-reinforced plates for added strength - Extra large zinc wing nut for ease of tightening, no wrench required, and will not rust - Natural rubber O-ring for excellent expansion and memory - Plug is rated for 17 PSI or 40-ft of head pressure - End-of-pipe seals only at the end of a pipe, preventing plug from falling into stack.Galvanized carriage bolt to prevent corrosion.Galvanized mechanical plugs have a wide usage range making them effective on most piping material.Maximum allowed air is 5 PSIG on plastic and 2 PSIG on galvanized.Plastic mechanical plugs are premium plugs designed to hold higher pressures ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000H5WVQY | | Best Sellers Rank | #181,911 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,620 in Industrial Pipe Fittings | | Brand | Oatey | | Brand Name | Oatey | | Color | Red | | Colour | Red | | Customer Reviews | 4.7 out of 5 stars 1,333 Reviews | | Global Trade Identification Number | 00038753334028 | | Included Components | Electrical & Heating;Cord & Power Management;electric-plugs | | Item Dimensions W x H | 10.2W x 10.2H centimeters | | Item Type Name | Mechanical Test Plug, 3 In, 5 Psi Back, Plastic, 110 Deg F | | Manufacturer | Oatey | | Manufacturer Part Number | 33402 | | Material | Metal | | Material Type | Metal | | Model Number | 33402 | | Number of Items | 1 | | Number of Packs | 1 | | Product dimensions | 10.2W x 10.2H centimeters | | UPC | 038753334028 | | Unit Count | 1 Count | ## Product Details - **Brand:** Oatey - **Colour:** Red - **Material:** Metal - **Product dimensions:** 10.2W x 10.2H centimeters - **UPC:** 038753334028 ## Images ![33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3-Inch, Red - Image 1](https://m.media-amazon.com/images/I/616uOQ4Il0L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works for intended use *by M***B on 10 June 2026* Works for intended use. ### ⭐⭐⭐⭐⭐ tapon *by H***. on 13 January 2023* exelnte sercio y calidad del producto los tiempos de entrega fueron los estipulados ### ⭐⭐⭐⭐⭐ Good but slightly overpriced *by H***. on 19 June 2025* Nice product but slightly overpriced ## Frequently Bought Together - Oatey 33402 Mechanical Test Plug, 3 in, 5 Psi Back, Plastic, 110 Deg F, 3 Inch, Red - Oatey 33400 Mechanical End-of-Pipe Gripper Plug, 1-1/2 in., Red, 1 Count - Oatey 33403 4-in. End of Pipe Gripper Mechanical Plug with Galvanized Screw and Wing Nut, 4 Inch, Red --- ## 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.tn/products/325053484-33402-mechanical-test-plug-3-in-5-psi-back-plastic](https://www.desertcart.tn/products/325053484-33402-mechanical-test-plug-3-in-5-psi-back-plastic) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-05*