--- title: "DIN25201 Double Fold Self Locking Washer" description: "DIN25201 Double Fold Self Locking Washer — Spring & Split Lock Washers. Material: Carbon Steel. MOQ 1,000 pieces, US$0.12 – 1.20." url: https://engineeringhardware.com/product/din25201-double-fold-self-locking-washer/ source: Engineering Hardware & Fasteners --- # DIN25201 Double Fold Self Locking Washer [![DIN25201 Double Fold Self Locking Washer](https://img.engineeringhardware.com/DIN25201-Double-Fold-Self-Locking-Washer.webp)](https://img.engineeringhardware.com/DIN25201-Double-Fold-Self-Locking-Washer.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Washers › Spring & Split Lock Washers](https://engineeringhardware.com/fastener-products/washers/spring-split-lock-washers/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/din25201-double-fold-self-locking-washer.md) Model no. **DIN25201** US$0.12 – 1.20 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Packing:** Bulk - **Packing 2:** Small Box - **Packing 3:** Plastic Bucket - **Finish:** Zinc Plated - **Finish 2:** HDG - **Finish 3:** Black Oxide - **Material 1:** Q195 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN25201%20Double%20Fold%20Self%20Locking%20Washer%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin25201-double-fold-self-locking-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 | Spring Washer | | Material | Carbon Steel | | Model NO. | DIN25201 | | Combination Washer Structure | B Type | | Combination Washer Packaging | All Inclusive | | Spring Washer Type | Standard | | Packing | Bulk | | Packing 2 | Small Box | | Packing 3 | Plastic Bucket | | Finish | Zinc Plated | | Finish 2 | HDG | | Finish 3 | Black Oxide | | Material 1 | Q195 | | Material 2 | Q235 | | Material 3 | 35K | | Material 4 | 45K | | Delivery Time | 20 to 60 Days | | Transport Package | OEM | | Specification | M3-M64 | | Origin | China | | HS Code | 7318150000 | | Production Capacity | 8000 Tons/Year | | Package Size | 30.00cm * 20.00cm * 10.00cm | | Package Gross Weight | 0.500kg | | Surface Treatment | Plain, Zinc-plated, Yellow Zinc-plated, Black Zinc-plated, Brass-plated, Cadmium, Geomet, Dacromet, HDG, Nylok, Black-Oxide, Nickel-Plating, Phosphatizing, Powder Coating and Electrophoresis. | | Standard | ISO, DIN, ANSI, JIS, BS and Non-standard. | | Sample Service | Samples for standard fasteners are all in free | | Carton Size | 18*26*28cm or customized | | Rod | Threaded rod, stud bolt ect | | BOLT | Hex bolt , Carriage bolt, Hex flange head bolt, achor bolt ect | | Nut | Hex nut, Hex nylon nut, Wing nut, cap nut, T-Nut, Square nut, Rivet nut, Hex coupling nut etc | | Screw | Drywall Screw, Chipboard screw, Wood screw, Self tapping screw, Machine screw, roofing screw, Self drilling screw Concrete screw, Confirmat screw, Decking screw etc. | | Washer | Flat washer, Spring washer, Lock washer, Plain washer ect | | Anchor | Wedge anchor, Drop in anchor, Ceiling anchor, Sleeve anchor, Hammer drive anchor etc. | | Rivet | Blind rivet | | Rigging | Turnbukles, D Shackle,Wire Rope Thimbles, Wire Rope Clip, Quick Link,Spring Snap Hook, Eye Bolt, Eye Nut, etc. | | Category | [Spring & Split Lock Washers](https://engineeringhardware.com/fastener-products/washers/spring-split-lock-washers/) | ## Technical parameters | Available Material: | 1.StainlessSteel:SS201,SS303,SS304,SS316,SS410,SS420 2.Steel:C45(K1045), C46(K1046),C20 3.Carbon Steel: 1010,1035,1045 4.Aluminum or Aluminum Alloy:Al6061,Al6063,Al7075etc 5.Brass:H59,H62,Copper,Bronze | | --- | --- | | Surface Treatment: | Plain, Zinc-plated, Yellow Zinc-plated, Black Zinc-plated, Brass-plated, Cadmium, Geomet, Dacromet, HDG, Nylok, Black-Oxide, Nickel-Plating, Phosphatizing, Powder Coating and Electrophoresis. | | Standard: | ISO, DIN, ANSI, JIS, BS and Non-standard. | | Sample Service: | Samples for standard fasteners are all in free | | Carton Size: | 18*26*28cm or customized | | FAQ | | --- | | Threaded rod, Hex bolt, Hex Nut, Flat washer, Screws, Anchors, Blind rivet, etc | | It depends on sizes, Usually 200 kgs to 1000 kgs. | | From 7 days to 75 days, depends on your sizes and quantity. | | T/T, LC, DP, etc. | | Due to a lot of kinds of fasteners, we quote prices accoridng to sizes, quantity, packing only. | | Yes sure free sampls will be provided | ## Description DIN25201 Double Fold Self Locking Washer is part of our spring & split lock washers range (Washers). ### Key details - **Type:** Spring Washer - **Standard:** ISO, DIN, ANSI, JIS, BS and Non-standard. - **Material:** Carbon Steel - **Finish:** Zinc Plated - **Combination Washer Structure:** B Type - **Combination Washer Packaging:** All Inclusive - **Spring Washer Type:** Standard - **Packing:** Bulk Available configurations include material, packing, packing 2, packing 3 and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.12 – 1.20 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 DIN25201 Double Fold Self Locking Washer? The listed minimum order is 1,000 pieces, at US$0.12 – 1.20 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 DIN25201 Double Fold Self Locking Washer? Type: Spring Washer; Standard: ISO, DIN, ANSI, JIS, BS and Non-standard.; Material: Carbon Steel; Finish: Zinc Plated; Combination Washer Structure: B Type; Combination Washer Packaging: All Inclusive. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, packing, packing 2, packing 3 and finish. 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 spring & split lock washers are available? The Spring & Split Lock Washers category lists 1,593 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/washers/spring-split-lock-washers/](https://engineeringhardware.com/fastener-products/washers/spring-split-lock-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 & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Spring & Split Lock Washers →](https://engineeringhardware.com/fastener-products/washers/spring-split-lock-washers/) [![Stainless Steel Spring Washer, Corrosion-Proof, Ideal for Heavy Duty Use](https://img.engineeringhardware.com/Stainless-Steel-Spring-Washer-Corrosion-Proof-Ideal-for-Heavy-Duty-Use.webp)](https://engineeringhardware.com/product/stainless-steel-spring-washer-corrosion-proof-ideal-for-heavy-duty-use/) Spring & Split Lock Washers ### [Stainless Steel Spring Washer, Corrosion-Proof, Ideal for Heavy Duty Use](https://engineeringhardware.com/product/stainless-steel-spring-washer-corrosion-proof-ideal-for-heavy-duty-use/) Spring Washer · Spring Steel **US$0.012 – 0.06**MOQ 1,000 pieces [![Made in China Curved Spring Washer/Wave Spring Washers DIN137 65mn Curved Steel Spring Wave 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Washer](https://img.engineeringhardware.com/Made-in-China-Stainless-Steel-Split-Flat-Spring-Lock-Washer.webp)](https://engineeringhardware.com/product/made-in-china-stainless-steel-split-flat-spring-lock-washer/) Spring & Split Lock Washers ### [Made in China Stainless Steel Split Flat Spring Lock Washer](https://engineeringhardware.com/product/made-in-china-stainless-steel-split-flat-spring-lock-washer/) ANSI/ASME, DIN, GB, JISB · M,UNC,UNF **US$0.24**MOQ 1,000 pieces **US$0.12 – 1.20**MOQ 1,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN25201%20Double%20Fold%20Self%20Locking%20Washer%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin25201-double-fold-self-locking-washer%2F)