--- title: "Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project" description: "Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project — Nylon-Insert & All-Metal Lock Nuts. MOQ 10,000 pieces, US$0.036 – 0.06." url: https://engineeringhardware.com/product/brass-flange-lock-nuts-for-water-pipe-fitting-assembly-project/ source: Engineering Hardware & Fasteners --- # Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project [![Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project](https://img.engineeringhardware.com/Brass-Flange-Lock-Nuts-for-Water-Pipe-Fitting-Assembly-Project.webp)](https://img.engineeringhardware.com/Brass-Flange-Lock-Nuts-for-Water-Pipe-Fitting-Assembly-Project.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/brass-flange-lock-nuts-for-water-pipe-fitting-assembly-project.md) Model no. **Standard** | **US$0.06**10,000–99,999 pieces | **US$0.048**100,000–499,999 pieces | **US$0.036**500,000+ pieces | | --- | --- | --- | MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Brass - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 8.8 - **Color:** Yellow - **Package Size:** 30.00cm * 20.00cm * 5.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Brass%20Flange%20Lock%20Nuts%20for%20Water%20Pipe%20Fitting%20Assembly%20Project%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbrass-flange-lock-nuts-for-water-pipe-fitting-assembly-project%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 | Brass | | Type | Hexagon Head | | Model NO. | Standard | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 8.8 | | Sampling | Unconstrained | | Apply | Machinery, Chemicals, Buildings, etc | | Delivery Time | 3-20 Days | | Export Market | Global | | Productive Capacity | 5 Million Pieces | | Color | Yellow | | Certificate | Is09001ect | | Quality Control | 100% Inspection | | Measuring System | Inch, Metric | | Transport Package | Carton+Pallet | | Specification | Many kinds of | | Origin | China | | Production Capacity | 5 Million/Month | | Package Size | 30.00cm * 20.00cm * 5.00cm | | Package Gross Weight | 2.000kg | | Our Core Offering | The company's main product classification | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | The company's main product classification | | | --- | --- | | By material | Plastic, aluminum, iron, stainless steel 201, 304, 316 | | Mark according to standard | National standard, new national standard, British system, American system, metric system, non-standard and so on | | Graded by hardness | Carbon steel 4.8, stainless steel A2-70, carbon steel 8.8, carbon steel 12.9 and so on | | Head part | Round head, half round head, flat head (countersunk head), half countersunk head, cylindrical head, large flat head, flat head, B head, belt medium, no first class | | According to the groove type | Cross, one word, eleven words, inner hexagon, outer hexagon, outer hexagon inside cross, etc | | Points according to surface treatment | Color zinc, white zinc, blue zinc, nickel plating, oxidation black, chrome plating, copper plating, imitation gold, etc | | According to dental classification | Machine thread teeth, self tapping teeth, double head teeth, one machine one tapping teeth, whole teeth, half teeth, smooth rod, etc | | Disposal according to use | Screws, bolts, nuts, gaskets, non-standard shapes, hardware tools, furniture screws, etc | | By shape | Hexagonal, round, butterfly, hook, claw, plum, M font, L shape, U shape, ring, etc | | According to processing points | Add hard, car parts, pit, tip, flat tip, foot (milling foot), rubbing, environmental protection, salt spray test, stamping parts, etc | | More than 30 years of professional production experience, accept custom, factory direct sales, rich categories, complete specifications, quality assurance, trustworthy | | ## Description Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Brass - **Grade:** 8.8 - **Head Style:** Hexagonal - **Connection:** Common Bolt - **Sampling:** Unconstrained - **Apply:** Machinery, Chemicals, Buildings, etc 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$0.036 – 0.06 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 Flange Lock Nuts for Water Pipe Fitting Assembly Project? The listed minimum order is 10,000 pieces, at US$0.036 – 0.06 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$0.06 for 10,000–99,999 pieces; US$0.048 for 100,000–499,999 pieces; US$0.036 for 500,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Brass Flange Lock Nuts for Water Pipe Fitting Assembly Project? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Brass; Grade: 8.8; Head Style: Hexagonal; Connection: Common Bolt. 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 nylon-insert & all-metal lock nuts are available? The Nylon-Insert & All-Metal Lock Nuts category lists 2,493 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-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 Nylon-Insert & All-Metal Lock Nuts →](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) [![Plain Metal Prevailing Torque Type All Metal Lock Nut DIN980 for Industrial Assembly](https://img.engineeringhardware.com/Plain-Metal-Prevailing-Torque-Type-All-Metal-Lock-Nut-DIN980-for-Industrial-Assembly.webp)](https://engineeringhardware.com/product/plain-metal-prevailing-torque-type-all-metal-lock-nut-din980-for-industrial-assembly/) Nylon-Insert & All-Metal Lock Nuts ### [Plain Metal Prevailing Torque Type All Metal Lock Nut DIN980 for Industrial Assembly](https://engineeringhardware.com/product/plain-metal-prevailing-torque-type-all-metal-lock-nut-din980-for-industrial-assembly/) Hexagon Head · DIN, ANSI, GB, JIS, BSW **US$0.036 – 0.36**MOQ 10,000 pieces [![Heavy-Duty DIN 6915 Hex Lock Nut for Industrial 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