--- title: "Custom Black Gaskets NBR Rubber Flat Washer" description: "Custom Black Gaskets NBR Rubber Flat Washer — Bonded, Sealing & Roofing Washers. MOQ 1 piece. Quote & shipping by Engineering Hardware & Fasteners." url: https://engineeringhardware.com/product/custom-black-gaskets-nbr-rubber-flat-washer/ source: Engineering Hardware & Fasteners --- # Custom Black Gaskets NBR Rubber Flat Washer [![Custom Black Gaskets NBR Rubber Flat Washer](https://img.engineeringhardware.com/Custom-Black-Gaskets-NBR-Rubber-Flat-Washer.webp)](https://img.engineeringhardware.com/Custom-Black-Gaskets-NBR-Rubber-Flat-Washer.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Washers › Bonded, Sealing & Roofing Washers](https://engineeringhardware.com/fastener-products/washers/bonded-sealing-roofing-washers/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/custom-black-gaskets-nbr-rubber-flat-washer.md) Model no. **RG** Price on request MOQ 1 piece · Final price confirmed in your quote - **Material:** NBR Rubber with 304 Stainless Steel - **Material Hardness:** 30~90 Shore a - **Color:** Customized According to Pantone Colors - **Tolerance:** 0.05mm - **Material used for vulcanization process:** --- FKM VITON rubber Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Custom%20Black%20Gaskets%20NBR%20Rubber%20Flat%20Washer%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcustom-black-gaskets-nbr-rubber-flat-washer%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 | | --- | --- | | Type | Flat Gasket | | Material | NBR Rubber with 304 Stainless Steel | | Model NO. | RG | | Combination Washer Structure | A Type | | Combination Washer Packaging | All Inclusive | | Spring Washer Type | Standard | | Service | OEM or ODM | | Material Hardness | 30~90 Shore a | | Color | Customized According to Pantone Colors | | Drawings | 2D or 3D Acceptable | | Temperature Resistance | -40~300 Degree Centigrade | | Tolerance | 0.05mm | | Technology | Hot Pressing Molding or Injection Molding | | Second Processing | Vulcanizing / Deburring / Silk-Screen / Carving / | | Quality Control | Internal QC Control | | Part Feature | 1.Oxidation , Chemical,Oil, Acid ,Alkali , Weather | | Shipping Ways | 1.by Sea From Shanghai Port. 2.by Express: DHL/UPS | | Lead Time | 5~10 Days for Making Mold,7~15 Days for Mass Produ | | Application Field | 1. Electron Components 2. Medical Equipment | | Transport Package | Normally PE Bag+Carton or Customized as Customer's | | Specification | Customized | | Origin | Wuxi, China | | HS Code | 4016931000 | | Production Capacity | 3000000PCS/Month | | Material used for vulcanization process | --- FKM VITON rubber | | Profile advantages | --- Flexi & Durable | | RoHS, ISO9001 | 2015 & SGS | | quality system certification | Vulcanization workshop & Mold tooling | | Q 4 | How to select the raw compound for my application? | | Q 5 | Do you use any international standards for the rubber products? | | Q 6 | Can you supply different color materials? | | Category | [Bonded, Sealing & Roofing Washers](https://engineeringhardware.com/fastener-products/washers/bonded-sealing-roofing-washers/) | ## Technical parameters | Features | a. Ozone and chemical resistance b. Good temperature resistance c. Excellent weather and water resistance d. Dust resistance and sealing e. Good Compressibility, Flexibility & Elasticity f. Good shock proof | | --- | --- | ## Description Custom Black Gaskets NBR Rubber Flat Washer is part of our bonded, sealing & roofing washers range (Washers). ### Key details - **Type:** Flat Gasket - **Material:** NBR Rubber with 304 Stainless Steel - **Combination Washer Structure:** A Type - **Combination Washer Packaging:** All Inclusive - **Spring Washer Type:** Standard - **Service:** OEM or ODM - **Material Hardness:** 30~90 Shore a - **Color:** Customized According to Pantone Colors Available configurations include material, material hardness, color, tolerance and material used for vulcanization process. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 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 Custom Black Gaskets NBR Rubber Flat Washer? The listed minimum order is 1 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 Custom Black Gaskets NBR Rubber Flat Washer? Type: Flat Gasket; Material: NBR Rubber with 304 Stainless Steel; Combination Washer Structure: A Type; Combination Washer Packaging: All Inclusive; Spring Washer Type: Standard; Service: OEM or ODM. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, material hardness, color, tolerance and material used for vulcanization process. 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 bonded, sealing & roofing washers are available? The Bonded, Sealing & Roofing Washers category lists 2,033 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/washers/bonded-sealing-roofing-washers/](https://engineeringhardware.com/fastener-products/washers/bonded-sealing-roofing-washers/) 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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