Best M5 Parts Washers in 2026
Daisy
Last Updated: Jul 17, 2026
Daisy
Last Updated: Jul 17, 2026
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14](https://m.media-amazon.com/images/I/61DnWT8gQhL._AC_SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12](https://m.media-amazon.com/images/I/51ed4ocSFML._AC_SL500_.jpg)
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Hilitchi | 9.88 | ✅ | ✅ | ✅ |
♛ High Quality Brass Flat Washer Assortment Kit
♛ Made of Brass, providing the good resisitance to corrosion and high temperature
♛ Set Includes 10 Most-used Sizes (Metric): M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14. (Please see figure 2 for specific size)
♛ Package Quantity: 350-Piece, All of parts will be packed in a sturdy and transparent plastic box, can be use for a storage box.
♛ Intended for the general use under the head of a bolt or nut in order to provide a smooth-bearing surface.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Flat washer provides a bearing surface for fastener load distribution or acts as a spacer
Nylon 6/6 provides resistance to abrasion, corrosion, and many chemicals, is nonconductive, and is a strong yet lightweight plastic
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Hilitchi | 9.88 | ✅ | ✅ | ✅ |
♛ High Quality Nylon Flat Washers Assortment Kit
♛ Made of Nylon, Used for motherboard to prevent electrical short from metal to metal contact.
♛ Set Includes 10 Most-used Sizes (Metric): M2 M2.5 M3 M4 M5 M6 M8 M10 M12. (Please see figure 2 for specific size)
♛ Package Quantity: 420-Piece, All of parts will be packed in a sturdy and transparent plastic box, can be use for a storage box.
♛ Intended for the general use under the head of a bolt or nut in order to provide a smooth-bearing surface.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| URLWALL | 8.67 | ✅ | ✅ | ✅ |
🥰【High quality and durable material】URLWALL Flat Washer Set is made of plastic nylon material, smooth without burr. Features: Insulation, heat insulation, wear-resisting corrosion resistance, long service life.
🥰【Full size】It contains 500 Pieces / M2, M2.5, M3, M4, M5, M6, M8, M10 flat wahers.8 different sizes of nylon flat spacer, can meeting your different needs.
🥰【Good protection】Metric sealing NYLON washers mainly used to reduce pressure and friction, prevent leakage, isolate, loosening or disperse pressure.Also to increase contact area, reduce pressure and protect parts and screws.
🥰【Widely Application】 Perfect for electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolt-type connection.
🥰【Convenient packaging】Comes with a storage box to avoid loss and messy, easy to find and store.If you have any questions about Flat Washer Round Spacer,please be free to let us know,we will serve for you wholeheartedly.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| FSATNDE | 7.21 | ✅ | ✅ | ✅ |
Quality material: Made of metal and rubber, good sealing. high pressure resistant, oil resistant, sturdy and durable for long using life
Unique design: Bonded seal consists of a metal ring and a rubber gasket. The metal washer ensures that the components to be connected are reliably and securely held, rubber ring generally uses oil resistant NBR or fluorine rubber.
The assortments contain the following sizes: M6---20pcs,M8---20pcs,M10---20pcs, M12---20pcs, M14---20pcs, M16---20pcs, M18---15pcs, M20---15pcs
All the small parts are packed in a transparent plastic box with compartments, which is convenient to carry, store or reuse as a backup kit.
Application: Perfect used for mechanical device, to prevent oil, fuel and water leakage. For sealing at high and low pressures
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BOTAIUS | 7.19 | ✅ | ✅ | ✅ |
Sufficient Supplies: Include 100 plastic washers gaskets in transparent color, enough quantity to meet daily use and replacement.
Reliable Material: Flat washer gasket is made of vinyl material, sturdy, not easy to break or age, wear-resistant with strong sealing, can be applied for a long time
Dimension: The flat washer gasket thickness is 1/16 inch, outside diameter is 3/4 inch, the inside diameter is 1/4 inch,this clear washer is designed to work with 3/4 inch standoff cap assemblies.
Widely Applicable: These washer spacers are great replacements for old and damaged flat washer gaskets, suitable for repairing the junctions between door handles and door, repairing glass shower door handles/ towel bars in shower room or kitchen. Simple to install, save your time and energy a lot.
Tip: To avoid an unpleasant shopping experience, please note that confirm the required size and material before purchasing
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| FSATNDE | 7.55 | ✅ | ✅ | ✅ |
Set Includes 8 most used sizes:M4 M5 M6 M8 N10 M12 M14 M16,can meet different using needs,good for your fixing or projects working.
Wedge locking washers are generally installed under the nut to prevent the nut from loosening.
Widely used in electrical connections on household and commercial appliances.
High quality 65Mn,good corrosion resistance.
All the small parts are packed in a transparent plastic box with compartments,which is convenient to carry,store or reuse as a backup kit.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Fasttend | 2 |
| Hilitchi | 2 |
| Small Parts | 1 |
| Urlwall | 1 |
| Vshzxfh | 1 |
We've carried out a comprehensive analysis of 1,312 reviews on parts washers, using our selection criteria to identify the best options in the automotive tools & equipment. Our findings reveal that most customers typically select parts washers priced around $11.56, with top brands including redsun, big red, aff, crc, vevor, atesmo, pwaccs, torin and toolcy and snow joe
Our team of expert editors reviewed these high-quality items and handpicked the top 7 parts washers for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive tools & equipment category. These include joydoz, amazon.com, elite tool center, amazon warehouse, atesmo, pwaccs inc, toolcy, generator parts and avid cycles and northern tool + equipment .
We are dedicated to assisting our users in finding the right washers Products based on their needs, saving them considerable time when choosing which parts washers to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP1](https://m.media-amazon.com/images/I/61DnWT8gQhL._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP1](https://m.media-amazon.com/images/I/512HiBHgPxL._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP2](https://m.media-amazon.com/images/I/41brIDhL34L._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP3](https://m.media-amazon.com/images/I/51b+zNna2lL._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP4](https://m.media-amazon.com/images/I/61-U8Su5L+L._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP5](https://m.media-amazon.com/images/I/611oBDRQK7L._SL500_.jpg)
![Hilitchi 350-Pcs [10 - Size] Brass Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 #TOP6](https://m.media-amazon.com/images/I/61Mfgnv00bL._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP3](https://m.media-amazon.com/images/I/51ed4ocSFML._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP1](https://m.media-amazon.com/images/I/51HPSwmkUTL._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP2](https://m.media-amazon.com/images/I/41koPwJF9qL._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP3](https://m.media-amazon.com/images/I/51AXulRIcIL._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP4](https://m.media-amazon.com/images/I/51xwYVhmY7L._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP5](https://m.media-amazon.com/images/I/51m5bu8YTGL._SL500_.jpg)
![Hilitchi 420-Pcs [9 - Size] White/Black Nylon Insulating Flat Washers Gaskets Spacers Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 #TOP6](https://m.media-amazon.com/images/I/51kxA599qSL._SL500_.jpg)
