--- title: "Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners" description: "Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners — Cage, Clip, Speed & Push Nuts. MOQ 10,000 pieces, US$0.12." url: https://engineeringhardware.com/product/zinc-plated-u-type-leaf-spring-clip-nuts-m3-m8-thin-sheet-auto-thread-fasteners/ source: Engineering Hardware & Fasteners --- # Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners [![Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners](https://img.engineeringhardware.com/Zinc-Plated-U-Type-Leaf-Spring-Clip-Nuts-M3-M8-Thin-Sheet-Auto-Thread-Fasteners.webp)](https://img.engineeringhardware.com/Zinc-Plated-U-Type-Leaf-Spring-Clip-Nuts-M3-M8-Thin-Sheet-Auto-Thread-Fasteners.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Cage, Clip, Speed & Push Nuts](https://engineeringhardware.com/fastener-products/nuts/cage-clip-speed-push-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/zinc-plated-u-type-leaf-spring-clip-nuts-m3-m8-thin-sheet-auto-thread-fasteners.md) Model no. **Leaf Spring Nut** US$0.12 / piece MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Square - **Standard:** DIN, GB - **Grade:** 4.8 - **Color:** Customizable - **Thread Size:** Customizable - **Other Size:** Customizable - **Package Size:** 29.00cm * 29.00cm * 14.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Zinc-Plated%20U-Type%20Leaf%20Spring%20Clip%20Nuts%20M3-M8%20Thin-Sheet%20Auto%20Thread%20Fasteners%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fzinc-plated-u-type-leaf-spring-clip-nuts-m3-m8-thin-sheet-auto-thread-fasteners%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Customization | Available | | --- | --- | | Material | Carbon Steel | | Type | Square Head | | Model NO. | Leaf Spring Nut | | Connection | Common Bolt | | Head Style | Square | | Standard | DIN, GB | | Grade | 4.8 | | Color | Customizable | | Thread Size | Customizable | | Fastener Type | Hex Nut | | Other Size | Customizable | | Transport Package | Carton+Tray | | Specification | M3-M8; 3/16-1-1/2; | | Origin | China | | Production Capacity | 50000000 | | Package Size | 29.00cm * 29.00cm * 14.00cm | | Package Gross Weight | 20.000kg | | Lead Time | 15 days (1 - 10000 Pieces) To be negotiated ( > 10000 Pieces) | | Accepted Delivery Terms | FOB,CFR,CIF,EXW,Express Delivery; | | Accepted Payment Currency | USD,CNY | | Accepted Payment Type | T/T; | | Language Spoken | English,Chinese | | Category | [Cage, Clip, Speed & Push Nuts](https://engineeringhardware.com/fastener-products/nuts/cage-clip-speed-push-nuts/) | ## Technical parameters | Name | Square nut | | --- | --- | | Place of Origin | Chengdu,Sichuan, China | | Size | M3-M8 or non-standard as request&design | | Finish | color zinc | | Head Type | SQUARE | | Material | carbon steel | | Grade | 4.8 | | Standard | GB, DIN, ISO, ANSI/ASTM, BS, BSW, etc | | Non-standards | OEM is available, according to drawing or samples | | Samples | Samples are free. | | Package | Bulk in master cartons, then on pallets, or according to customers' requirement. | | Payment | T/T,paypal | ## Description Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners is part of our cage, clip, speed & push nuts range (Nuts). ### Key details - **Type:** Square Head - **Standard:** DIN, GB - **Material:** Carbon Steel - **Grade:** 4.8 - **Thread Size:** Customizable - **Head Style:** Square - **Connection:** Common Bolt - **Color:** Customizable Available configurations include material, head style, standard, grade and color. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 pieces at US$0.12 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners? The listed minimum order is 10,000 pieces, at US$0.12 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of Zinc-Plated U-Type Leaf Spring Clip Nuts M3-M8 Thin-Sheet Auto Thread Fasteners? Type: Square Head; Standard: DIN, GB; Material: Carbon Steel; Grade: 4.8; Thread Size: Customizable; Head Style: Square. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, head style, standard, grade and color. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other cage, clip, speed & push nuts are available? The Cage, Clip, Speed & Push Nuts category lists 387 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/cage-clip-speed-push-nuts/](https://engineeringhardware.com/fastener-products/nuts/cage-clip-speed-push-nuts/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Cage, Clip, Speed & Push Nuts →](https://engineeringhardware.com/fastener-products/nuts/cage-clip-speed-push-nuts/) [![Wxsny Internal Teeth Fixing Washer Spring Steel Starlock Stamping Gasket Push on Retainer Push on Star Locking Washer](https://img.engineeringhardware.com/Wxsny-Internal-Teeth-Fixing-Washer-Spring-Steel-Starlock-Stamping-Gasket-Push-on-Retainer-Push-on-Star-Locking-Washer.webp)](https://engineeringhardware.com/product/wxsny-internal-teeth-fixing-washer-spring-steel-starlock-stamping-gasket-push-on/) Cage, Clip, Speed & Push Nuts ### [Wxsny Internal Teeth Fixing Washer Spring Steel Starlock Stamping Gasket Push on Retainer Push on Star Locking Washer](https://engineeringhardware.com/product/wxsny-internal-teeth-fixing-washer-spring-steel-starlock-stamping-gasket-push-on/) Flat Gasket · DIN **US$0.06 – 0.12**MOQ 1,000 pieces [![Stainless Steel Spring 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