--- product_id: 639455797 title: "10 Packs 3/8\"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4\"" brand: "nidaye" price: "SAR 197" currency: SAR in_stock: false reviews_count: 5 category: "Nidaye" url: https://www.desertcart.com.sa/products/639455797-10-packs-3-8-16-rod-coupling-nuts-unc-threaded store_origin: SA region: Saudi Arabia --- # 3/8"-16 UNC Thread Size Fully Threaded for Secure Rod Joining Zinc-Plated Low Carbon Steel Durability 10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" **Brand:** nidaye **Price:** SAR 197 **Availability:** ❌ Out of Stock ## Summary > 🔗 Connect with Confidence — The Ultimate Rod Coupling Nut for Pros! ## Quick Answers - **What is this?** 10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" by nidaye - **How much does it cost?** SAR 197 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/639455797-10-packs-3-8-16-rod-coupling-nuts-unc-threaded) ## Best For - nidaye enthusiasts ## Why This Product - Trusted nidaye brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pro-Grade Material:** Crafted from low carbon steel for commercial-grade toughness and reliability. - • **End-to-End Strength:** Fully threaded design ensures rods meet perfectly in the middle, creating a rock-solid connection. - • **Precision Thread Fit:** Engineered with 3/8"-16 UNC threads for seamless rod coupling and maximum hold. - • **Corrosion-Resistant Finish:** Zinc plating protects against rust in indoor, non-corrosive environments—built to last. - • **Perfect Size for Versatility:** 1-3/4" length and 9/16" hex drive fit standard tools for quick, hassle-free installation. ## Overview This 10-pack of 3/8"-16 UNC threaded hex coupling nuts by NIDAYE offers fully threaded, zinc-plated low carbon steel construction designed for securely joining two threaded rods. Measuring 1-3/4" in length with a 9/16" hex drive, these coupling nuts deliver commercial-grade strength and corrosion resistance, ideal for indoor hardware applications requiring reliable rod extensions. ## Description Coupling Nuts are Also called couplers and rod couplings, coupling nuts are used for quickly joining two pieces of threaded rod. They are fully threaded, allowing the two rods to meet in the middle, forming a tight connection. Use this Uturn rod and nut coupling for 3/8 threaded rod. They are similar to hex nuts with extreme height measurements giving it length. The coupling nut joins two pieces of threaded rod. Diameter: 3/8" Length: 1-3/4" Material: Carbon steel Finish: Zinc plated Review: Everything was expected! Review: They Fit Well and Work Equally Well ## Features - Thread Size: 3/8"-16, rod coupling nuts for quickly joining two pieces of 3/8" inch threaded rod - Widely function:Fully threaded, allowing the two rods to meet in the middle, forming a tight connection - Material: Low carbon steel with zinc plated finishing, good for use indoors, in non-corrosive environments - Lenght: 1-3/4" | Width across the flats - 9/16" (Requires 9/16" Hex Wrench) - Item type: Hex coupling nut ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C7QGP679 | | Brand | NIDAYE | | Colour | silver | | Compatible Groove Diameter | 0.38 Inches | | Country Of Origin | USA | | Customer Reviews | 4.8 out of 5 stars 103 Reviews | | Drive Style | External Hex | | Exterior Finish | Zinc | | Fastener Type | Coupling | | Finish Types | zinc plated | | Grade Rating | commercial | | Inside Thread Size | 3/8 | | Item Diameter | 0.38 Inches | | Item Dimensions | 44 x 10 x 10 Millimeters | | Item Weight | 380 Grams | | Manufacturer | NIDAYE | | Material | Low Carbon Steel | | Material Type | Low Carbon Steel | | Metal Type | Low Carbon Steel | | Number of Pieces | 10 | | Part Number | N-CP-3/8 | | Screw Head Style | hexagon | | Size Name | 3/8"-16 | | Thread Class | Class 2A | | Thread Coverage | Fully Threaded | | Thread Size | 3/8 | | Thread Style | Right Hand | | Thread Type | Unified National Coarse | ## Product Details - **Color:** silver - **Exterior Finish:** Zinc - **Fastener Type:** Coupling - **Material:** Low Carbon Steel - **Thread Size:** 3/8"-16 ## Images ![10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Image 1](https://m.media-amazon.com/images/I/51JTIt7y31L.jpg) ![10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Image 2](https://m.media-amazon.com/images/I/61NL6gBRY0L.jpg) ![10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Image 3](https://m.media-amazon.com/images/I/61dOSjoVyoL.jpg) ![10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Image 4](https://m.media-amazon.com/images/I/61DMfwXpYnL.jpg) ![10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Image 5](https://m.media-amazon.com/images/I/61+TtZvHa1L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Everything was expected! *by D***E on 22 August 2024* ### ⭐⭐⭐⭐⭐ They Fit Well and Work Equally Well *by J***K on 15 August 2024* ### ⭐⭐⭐⭐⭐ Satisfied *by B***Z on 21 March 2026* ## Frequently Bought Together - NIDAYE 10 Packs 3/8"-16 Rod Coupling Nuts, UNC Threaded Hex Coupling Nut，Length: 1-3/4" - Wensilon(20 pcs) 1/4"-20 Coupling Nuts zinc, Extended Hexagon Plated Steel Rod Coupling Nuts - Zadery Zinc Plated 3/8"-16 Fully Threaded Steel Rod, 4 Pieces 12" Length Long Threaded Screw --- ## 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.com.sa/products/639455797-10-packs-3-8-16-rod-coupling-nuts-unc-threaded](https://www.desertcart.com.sa/products/639455797-10-packs-3-8-16-rod-coupling-nuts-unc-threaded) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-06-19*