--- title: "Brass Copper Butterfly Wing Nut DIN316" description: "Brass Copper Butterfly Wing Nut DIN316 — Wing & Thumb Nuts. Material: Brass, Grade: 4.8. MOQ 500 pieces, US$0.0024." url: https://engineeringhardware.com/product/brass-copper-butterfly-wing-nut-din316/ source: Engineering Hardware & Fasteners --- # Brass Copper Butterfly Wing Nut DIN316 [![Brass Copper Butterfly Wing Nut DIN316](https://img.engineeringhardware.com/Brass-Copper-Butterfly-Wing-Nut-DIN316.webp)](https://img.engineeringhardware.com/Brass-Copper-Butterfly-Wing-Nut-DIN316.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Wing & Thumb Nuts](https://engineeringhardware.com/fastener-products/nuts/wing-thumb-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/brass-copper-butterfly-wing-nut-din316.md) Model no. **DIN316** US$0.0024 / piece MOQ 500 pieces · Final price confirmed in your quote - **Material:** Brass - **Standard:** DIN, ANSI, GB, JIS, GOST, DIN - **Available Standard:** DIN, ASTM, ANSI, JIS, Bsw, ISO - **Available Material:** Stainless Steel SS304(A2), SS316(A4), Carbon Steel - **Finishing:** Zinc Plated, Galvanized, HDG, Passivation - **Strength:** Grade 4.8, Grade8.8, A2-70, A4-70 - **Size:** M3-M30 - **Length:** 6-300mm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Brass%20Copper%20Butterfly%20Wing%20Nut%20DIN316%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbrass-copper-butterfly-wing-nut-din316%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 | Model NO. | DIN316 | | --- | --- | | Material | Brass | | Standard | DIN, ANSI, GB, JIS, GOST, DIN | | Certication | ISO, RoHS, SGS | | Available Standard | DIN, ASTM, ANSI, JIS, Bsw, ISO | | Available Material | Stainless Steel SS304(A2), SS316(A4), Carbon Steel | | Finishing | Zinc Plated, Galvanized, HDG, Passivation | | Strength | Grade 4.8, Grade8.8, A2-70, A4-70 | | Size | M3-M30 | | Length | 6-300mm | | MOQ | 500PCS | | Port | Shenzhen | | Available Packing | Plastic Bag+Chipboard Carton+Plywood Pallet | | Type | Round Head | | Connection | Common Bolt | | Head Style | Round | | Grade | 4.8 | | Transport Package | Carton with Plastic Bag Inside, Polywood Outside | | Specification | GB, ANSI, DIN | | Origin | China | | HS Code | 7318160000 | | Category | [Wing & Thumb Nuts](https://engineeringhardware.com/fastener-products/nuts/wing-thumb-nuts/) | ## Description Brass Copper Butterfly Wing Nut DIN316 is part of our wing & thumb nuts range (Nuts). ### Key details - **Type:** Round Head - **Standard:** DIN, ANSI, GB, JIS, GOST, DIN - **Material:** Brass - **Grade:** 4.8 - **Size:** M3-M30 - **Length:** 6-300mm - **Head Style:** Round - **Connection:** Common Bolt Available configurations include material, standard, available standard, available material and finishing. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 500 pieces at US$0.0024 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 Brass Copper Butterfly Wing Nut DIN316? The listed minimum order is 500 pieces, at US$0.0024 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 Brass Copper Butterfly Wing Nut DIN316? Type: Round Head; Standard: DIN, ANSI, GB, JIS, GOST, DIN; Material: Brass; Grade: 4.8; Size: M3-M30; Length: 6-300mm. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, standard, available standard, available material and finishing. 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 wing & thumb nuts are available? The Wing & Thumb Nuts category lists 1,646 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/wing-thumb-nuts/](https://engineeringhardware.com/fastener-products/nuts/wing-thumb-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/) ## 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