--- title: "Relay Parts Silver Electrical Contact Rivets" description: "Relay Parts Silver Electrical Contact Rivets — Other Metal & Plastic Rivets. MOQ 50,000 pieces, US$0.018 – 0.24." url: https://engineeringhardware.com/product/relay-parts-silver-electrical-contact-rivets/ source: Engineering Hardware & Fasteners --- # Relay Parts Silver Electrical Contact Rivets [![Relay Parts Silver Electrical Contact Rivets](https://img.engineeringhardware.com/Relay-Parts-Silver-Electrical-Contact-Rivets.webp)](https://img.engineeringhardware.com/Relay-Parts-Silver-Electrical-Contact-Rivets.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Rivets & Eyelets › Other Metal & Plastic Rivets](https://engineeringhardware.com/fastener-products/rivets-eyelets/other-metal-plastic-rivets/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/relay-parts-silver-electrical-contact-rivets.md) Model no. **ER04** | **US$0.03**50,000–199,999 pieces | **US$0.24**200,000–999,999 pieces | **US$0.018**1,000,000+ pieces | | --- | --- | --- | MOQ 50,000 pieces · Final price confirmed in your quote - **Materials:** Silver Copper Composite - **Face Material:** Silver or Silver Alloy - **Base Material:** Copper or Copper Alloy - **Package Size:** 15.00cm * 10.00cm * 5.00cm - **Main face Materials:** Ag, AgNi, AgCdO, AgW, AgC. AgSnO - **Main base materials:** Cu, CuNi - **Packing:** First put 500-5000 pcs into small plastic bags or vacuum plastic bags, then in separated small carton box, at last Into hard cardboard box. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Relay%20Parts%20Silver%20Electrical%20Contact%20Rivets%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Frelay-parts-silver-electrical-contact-rivets%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 | | --- | --- | | Materials | Silver Copper Composite | | Contact Mode | Fixed Contact | | Model NO. | ER04 | | Certification | RoHS, ISO | | Usage | Switch, Relay, Circuit Breaker... | | Leadtime | 15-20 Days | | Face Material | Silver or Silver Alloy | | Base Material | Copper or Copper Alloy | | Transport Package | Carton Box | | Specification | according to drawing | | Origin | China | | HS Code | 8538900000 | | Production Capacity | 5000000/Month | | Package Size | 15.00cm * 10.00cm * 5.00cm | | Package Gross Weight | 1.000kg | | Main face Materials | Ag, AgNi, AgCdO, AgW, AgC. AgSnO | | Main base materials | Cu, CuNi | | Packing | First put 500-5000 pcs into small plastic bags or vacuum plastic bags, then in separated small carton box, at last Into hard cardboard box. | | Shipping | We will choose the best way according to customer's requests. | | Category | [Other Metal & Plastic Rivets](https://engineeringhardware.com/fastener-products/rivets-eyelets/other-metal-plastic-rivets/) | ## Technical parameters | Contact rivet dimension and tolerance | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | | Item | Head Diameter D(mm) | Head Thickness T(mm) | Layer Thickness S(mm) | Shank Diameter d(mm) | Shank Length L(mm) | Sphere Radian R(mm) | Mold Ratio θ | | Specification | 2.5 | 0.6-1 | 0.3-0.4 | 1.2-1.5 | 1-2 | 4-6 | 9 | | 3 | 0.8-1.2 | 0.3-0.5 | 1.5 | 6-8 | | | | | 3.5 | 1.5-2.0 | 1-3 | | | | | | | 4 | 1.0-1.5 | 2 | 8-10 | | | | | | 4.5 | 2.0-2.5 | | | | | | | | 5 | 1.0-2.0 | 0.4-0.6 | 2.5 | 10-15 | | | | | 5.5 | 2.5-3.0 | | | | | | | | 6 | 3 | 15-20 | | | | | | | 6.5 | 1.2-2.0 | 0.5-0.7 | 3.0-3.5 | | | | | | 7 | 3.5 | 20-25 | | | | | | | 8 | 4 | | | | | | | | Tolerance | ±0.1 | ±0.05 | ±0.05 | ±0.05 | ±0.15 | ±0.2 | ±2 | ## Description Relay Parts Silver Electrical Contact Rivets is part of our other metal & plastic rivets range (Rivets & Eyelets). ### Key details - **Certification:** RoHS, ISO - **Materials:** Silver Copper Composite - **Contact Mode:** Fixed Contact - **Usage:** Switch, Relay, Circuit Breaker… - **Leadtime:** 15-20 Days - **Face Material:** Silver or Silver Alloy - **Base Material:** Copper or Copper Alloy - **Main face Materials:** Ag, AgNi, AgCdO, AgW, AgC. AgSnO Available configurations include materials, face material, base material, package size and main face materials. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 50,000 pieces at US$0.018 – 0.24 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 Relay Parts Silver Electrical Contact Rivets? The listed minimum order is 50,000 pieces, at US$0.018 – 0.24 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$0.03 for 50,000–199,999 pieces; US$0.24 for 200,000–999,999 pieces; US$0.018 for 1,000,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Relay Parts Silver Electrical Contact Rivets? Certification: RoHS, ISO; Materials: Silver Copper Composite; Contact Mode: Fixed Contact; Usage: Switch, Relay, Circuit Breaker...; Leadtime: 15-20 Days; Face Material: Silver or Silver Alloy. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include materials, face material, base material, package size and main face materials. 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 other metal & plastic rivets are available? The Other Metal & Plastic Rivets category lists 2,616 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/rivets-eyelets/other-metal-plastic-rivets/](https://engineeringhardware.com/fastener-products/rivets-eyelets/other-metal-plastic-rivets/) 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 Other Metal & Plastic Rivets →](https://engineeringhardware.com/fastener-products/rivets-eyelets/other-metal-plastic-rivets/) [![Durable Aluminum Alloy Drive Industrial Fastening Rivets for Heavy Machinery](https://img.engineeringhardware.com/Durable-Aluminum-Alloy-Drive-Industrial-Fastening-Rivets-for-Heavy-Machinery.webp)](https://engineeringhardware.com/product/durable-aluminum-alloy-drive-industrial-fastening-rivets-for-heavy-machinery/) Other Metal & Plastic Rivets ### [Durable Aluminum Alloy Drive Industrial Fastening Rivets for Heavy Machinery](https://engineeringhardware.com/product/durable-aluminum-alloy-drive-industrial-fastening-rivets-for-heavy-machinery/) DIN, ASTM, GOST, GB, JIS, BS · Alloy **US$0.12 – 1.20**MOQ 10,000 pieces [![Car Bumper Rivets Push Type Retainer Clips Plastic Door Trim Panel 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Solutions](https://img.engineeringhardware.com/Saitong-Hardware-Solid-Copper-Step-Rivets-for-Industrial-Fastening-Solutions.webp)](https://engineeringhardware.com/product/saitong-hardware-solid-copper-step-rivets-for-industrial-fastening-solutions/) Other Metal & Plastic Rivets ### [Saitong Hardware Solid Copper Step Rivets for Industrial Fastening Solutions](https://engineeringhardware.com/product/saitong-hardware-solid-copper-step-rivets-for-industrial-fastening-solutions/) Copper · 5mm **US$0.036 – 0.048**MOQ 2,000 pieces **US$0.018 – 0.24**MOQ 50,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Relay%20Parts%20Silver%20Electrical%20Contact%20Rivets%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Frelay-parts-silver-electrical-contact-rivets%2F)