--- title: "Custom Square Washer Stainless Steel Flat Washer" description: "Custom Square Washer Stainless Steel Flat Washer — Fender, Large-OD & Square Washers. Material: Carbon Steel. MOQ 100 pieces, US$2.40." url: https://engineeringhardware.com/product/custom-square-washer-stainless-steel-flat-washer/ source: Engineering Hardware & Fasteners --- # Custom Square Washer Stainless Steel Flat Washer [![Custom Square Washer Stainless Steel Flat Washer](https://img.engineeringhardware.com/Custom-Square-Washer-Stainless-Steel-Flat-Washer.webp)](https://img.engineeringhardware.com/Custom-Square-Washer-Stainless-Steel-Flat-Washer.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Washers › Fender, Large-OD & Square Washers](https://engineeringhardware.com/fastener-products/washers/fender-large-od-square-washers/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/custom-square-washer-stainless-steel-flat-washer.md) US$2.40 / piece MOQ 100 pieces · Final price confirmed in your quote - **Material:** Carbon Steel 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%20Square%20Washer%20Stainless%20Steel%20Flat%20Washer%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcustom-square-washer-stainless-steel-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 | Carbon Steel | | Combination Washer Structure | A Type | | Combination Washer Packaging | All Inclusive | | Spring Washer Type | Standard | | Delivery Time | 15days | | Transport Package | Pallet | | Specification | as drawing | | Origin | China | | HS Code | 7318151090 | | Production Capacity | 1000000000PCS/Year | | A. Samples | 1) 5-15days depends on the process. | | B. Productions | After getting order 15-30days.If you have very urgent order, we can check it the best delivery time for you. | | Category | [Fender, Large-OD & Square Washers](https://engineeringhardware.com/fastener-products/washers/fender-large-od-square-washers/) | ## Technical parameters | Material | Aluminum alloy, Cast iron, Cast steel,Copper, bronze, brass,cast aluminum, stainless steel | | --- | --- | | Service | laser cutting, bending, CNC stamping, welding, deep drawing, CNC machining, drilling, milling, assembling | | Equipment of finishing | laser cutting machine, pipe laser cutting machine, cnc stamping machine, pressure test machine, bending machine, hydraulic plate shear, deep drawing machine, robot welding machine | | Report ability | Material report,dimension report, mechanical report | | Certificate | ISO9001, BV, SGS | | Standard | ASTM, DIN,JIS, EN, ISO, GB standards | | Software | Pro/E,UG, Solidworks, Auto CAD, PDF | | Precision machining | CNC stamping, Robot welding, CNC turning, milling, drilling, grinding, cutting, reaming and threading | | Surface finish | Powder coating, plating, poishing, painting, anodizing, mirror polishing | | Production | All kinds of aluminum alloy, stainless parts include automotive parts, railroad parts,medical parts, marine parts, lighting parts, valve parts,architectural parts and furniture parts so on | | Market | Total revenue(%) | | --- | --- | | North America | 40% | | Eastern Europe | 5% | | Western Europe | 20% | | Northern Europe | 10% | | Middle East | 5% | | Oceania | 5% | | Domestic Market | 15% | ## Description Custom Square Washer Stainless Steel Flat Washer is part of our fender, large-od & square washers range (Washers). ### Key details - **Type:** Flat Gasket - **Material:** Carbon Steel - **Combination Washer Structure:** A Type - **Combination Washer Packaging:** All Inclusive - **Spring Washer Type:** Standard - **A. Samples:** 1) 5-15days depends on the process. Available configurations include material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 100 pieces at US$2.40 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 Custom Square Washer Stainless Steel Flat Washer? The listed minimum order is 100 pieces, at US$2.40 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 Custom Square Washer Stainless Steel Flat Washer? Type: Flat Gasket; Material: Carbon Steel; Combination Washer Structure: A Type; Combination Washer Packaging: All Inclusive; Spring Washer Type: Standard; A. Samples: 1) 5-15days depends on the process.. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material. 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 fender, large-od & square washers are available? The Fender, Large-OD & Square Washers category lists 720 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/washers/fender-large-od-square-washers/](https://engineeringhardware.com/fastener-products/washers/fender-large-od-square-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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