The Best Sealing Washers

Looking for the best Sealing Washers?

Discover now our comparison of the best Sealing Washers. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Sealing Washers are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Sealing Washers in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

XBVV 378 Pcs NBR Metal Bonded Sealing Washer Assortment Kit M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 Automotive Self-Centred Seal Gasket Repair Set

High-quality materials: 378 rubber-to-metal combination o-ring gaskets in 12 sizes to meet virtually all your needs; high-quality NBR carbon steel seals provide excellent sealing, high-pressure, heat and abrasion resistance, and long service life
Multiple Sizes: XBVV 378-piece adhesive seal kits include 12 different I.D. sizes, Φ6(6mm), Φ8(8mm), Φ10(10mm), Φ12(12mm), Φ14(14mm), Φ16(16mm), Φ18(18mm), Φ20(20mm), Φ22(22mm), Φ24(24mm), Φ27(27mm), Φ30(30mm)
Widely used: Adhesive seal kits are perfect for all kinds of automobiles, electrical appliances, bearings, pumps, high pressure fuel systems, pumps, fuel line bolts and automotive replacement drain plug gaskets, etc
Easy storage and use: various bonded sealing washers are placed in a sturdy plastic storage box, each size is labeled with a label paper and stored in order from small to large for easy access
Quality service: XBVV always provides excellent customer service so you can buy with confidence.If you have any questions about the bonded sealing gasket set, please let us know and we will be happy to serve you

No. 2

Daptemn 245PCS Bonded Sealing Washers, NBR Metric Zinc-Plated Steel Self-Centred Sealing Rubber Washers, Automotive Seal Gasket Crush O-Ring Assortment Kit Set, Includes Sizes of M6-M30

FUNCTION: Daptemn 245pcs metric zinc-plated steel self-centred rubber seal washer combination box, is suitable for cars, ships, engines, oil pipelines, gas control, faucet seal repair with silicone seal washers.
INTERNAL SIZE: Assorted oil drain plug gasket set internal diameter: M6 (6 mm / 0.24" ), M8 (8 mm / 0.35" ), M10 (10 mm / 0.39" ), M12 (12 mm / 0.47" ), M14 (14 mm / 0.55" ), M16 (16 mm / 0.63" ), M18 (18 mm / 0.71" ), M20 (20 mm / 0.79" ), M22 (22 mm / 0.87" ), M24 (24 mm / 0.94" ), M27(27 mm / 1.06"), M30(30 mm / 1.18").
OUTER SIZE: Assorted o ring kit set outer diameter: M6 (9 mm / 0.35"), M8 (13 mm / 0.51"), M10 (15 mm / 0.59"), M12 (17mm/0.67"), M14 (19mm/0.75"), M16 (21mm/0.83"), M18 (24mm/0.94"), M20 (27mm/1.06"), M22 (29 mm / 1.14"), M24 (31 mm / 1.22"), M27(34.5 mm / 1.35"), M30(37.6 mm / 1.48").
SPECIFICATION: Bonded seal washer has: M6 (25pcs ), M8 (25pcs ), M10 (25pcs ), M12 (25pcs ), M14 (25pcs ), M16 (20pcs ), M18 (20pcs ), M20 (20pcs ), M22 (20pcs ), M24 (15pcs ), M27 (15pcs ), M30 (10pcs ), a total of 245 pcs.
MATERIAL: NBR O-ring is made of zinc-plated steel gasket and rubber, with oil as medium, for sealing threaded pipe joints and plugs. The working pressure is 400KA/CM (39.2MPA), and the working temperature is between -30°C - 120°C. A washer is a part that is placed between the connecting piece and the nut.
HIGH QUALITY: High pressure tubing half pack assembly gasket complete specifications, not easy to rust, oil resistance, wear resistance, pressure resistance, wate proof long service life. The hardness is 2 times higher than that of copper gasketand 10 times higher than that of aluminum gasket.
PURPOSE: Used for: oil pipeline system as a medium, used for welding, mechanical devices, to prevent oil, fuel, water, medicine leakage. Crush washer assortment are color cod by size, eliminating the hassle of matching sizes.
AFTER SALE: If there is a quality question, please feel free to contact us, I will do my best to solve your problem as soon as possible, until you are satisfied.

SaleNo. 3

BCP Fasteners 100 Qty 1/4" Stainless Steel EPDM Bonded Sealing Neoprene Rubber Washers #14 (BCP640)

Package of 100 pieces
EPDM rubber (Neoprene) is an extremely durable synthetic rubber membrane
Inside Diameter .25" | Outside Diameter 5/8" | Thickness .145"
Passivated finish with an A70 durometer hardness
304 stainless steel for long life corrosion resistance

No. 4

Rrina 200Pcs 304 Stainless Steel Neoprene EPDM Bonded Sealing Gasket Washers Assortment Kit for 8#/10#/12#/14# Screws

MATERIAL: Made with high quality 304 Stainless Steel and neoprene, not easy to rust, Anti-moisture, Anti-oxiclation, corrosion resistant, acid/alkali resistance for indoor and outdoor use.
PACKING QUANTITY: 200Pcs sealing waterproof washers 4 sizes: M4.2x12--50Pcs, M4.8x14--50Pcs, M5.5x16--50Pcs, M6.3x16--50Pcs.
SUITABLE FOR: These waterproof gaskets are smooth, hard, and thick, suitable for self-drilling screws, and are widely used in electrical equipment, industrial machinery, construction, etc.
PLASTIC HEAT SEAL PACKAGING: Practical and convenient of packing box, All of washers are packed in a durable and sturdy box, this box can be use for a storage box.
DURABLE DIVIDED STORAGE CASE: All washers are packed in the box with size label and divider, easy to store and won't mix up.

SaleNo. 5

Biaungdo 60 Pcs 1/4" x 1" Neoprene Washers, Stainless Steel Neoprene EPDM Bonded Sealing Washers Rubber Washers Gasket Assortment Kit for Screws(M6.3 x 25mm)

Product content: You will receive 60 pieces of 1/4" x 1"(M6.3*25mm) stainless steel neoprene EPDM gasket combination kit. Sufficient quantity can perfectly meet your different daily actual needs.
Durable material: One side of the washer is made of stainless steel and the other side is made of neoprene. It is anti-oxidation, corrosion-resistant, moisture-proof, not easy to rust, and durable.Very suitable for indoor and outdoor use.
Strong sealing: The adhesive neoprene gasket is very easy to use, it can make the bonding tighter, and it can also be used as a buffer, which can effectively solve the problem of vibration and noise.
Widely used: Sealing gaskets are specially used to form an airtight seal between bolts or screws and hard surfaces. They are very suitable for various fields such as electrical equipment, industrial machinery, and construction.
No Risk Purchase - Just try our products and we believe that you will love them as we do,if you don’t absolutely love them let us know and we will we offer a 100 percent money back guarantee. NO QUESTIONS ASKED!

No. 6

ZDBB 12 Sizes 378 Pcs Bonded Sealing Washer Kit,Automotive Self-Centred AC Seal Metal Rubber Gasket Repair Assortment Set M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 (Metric)

{Multiple Sizes}:378 pcs bonded sealing washer kits include 12 different inner diameter sizes: φ6(6mm), φ8(8mm), φ10(10mm), φ12(12mm), φ14(14mm), φ16(16mm), φ18(18mm), φ20(20mm), φ22(22mm), φ24(24mm), φ27( 27mm), φ30(30mm), different sizes can meet your various size needs
{High Quality Material}:high quality nbr carbon steel seals have excellent sealing, heat resistance, high pressure and wear resistance, long service life.378 kinds of 12 sizes rubber-metal combination o-ring gaskets containing a variety of commonly used sizes, very easy to use
{Easy to store and use}: 378 pcs bonded sealing washers are stored in a sturdy plastic storage box, with each size labeled with a label sheet and stored in order from smallest to largest. the correct item can be found easily and quickly, saving you the time of hunting around for a specific size of bonded seal
{Widely Used}:metal bonded washers kits are mainly used for sealing repairs on all kinds of automobiles, electrical appliances, bearings, pumps, high pressure fuel systems, pumps, caliper bolts, water line bolts, brake master cylinders, fuel line bolts and automobile replacement drain plug gaskets
{Quality Service}: if you have any questions about zdbb 378 pcs bonded sealing washers kit, please feel free to contact us, we will give you satisfactory service

No. 7

330 Pcs Copper Washers Assortment Kit – 12 Sizes Flat Sealing Crush Washers (M5-M20) for Automotive, Plumbing, and Mechanical Use

Comprehensive Set: This kit includes 330 premium copper washers in 12 sizes (M5, M6, M8, M10, M12, M14, M16, M20). With a wide variety of sizes and plenty of each, you’ll always have the right crush washer or sealing solution, whether you’re tackling DIY repairs or professional maintenance tasks.
Durable Construction: Crafted from high-quality copper, these washers deliver excellent wear, corrosion, and rust resistance. Designed to handle tough conditions, they are the perfect choice for replacing an oil drain plug crush washer or ensuring reliable seals in demanding applications.
Enhanced Performance: Engineered for precise load distribution, our copper washers minimize heat and friction during tightening, ensuring a leak-proof seal. Thanks to their superior conductivity and corrosion resistance, they outperform steel and rubber alternatives in durability and efficiency—making them ideal for crush washer replacements or critical oil drain plug crush washer needs.
Versatile Applications: From automotive repairs to industrial tasks, these copper washers excel in a range of uses, including sump plugs, fuel fittings, hydraulic systems, electronics, and more. They’re especially effective when used as oil drain plug crush washers, ensuring a secure seal to prevent messy leaks and extend component life.
Convenient Packaging: Neatly organized in a durable, clear plastic box, this copper washer kit keeps your workspace tidy and ensures quick access to the size you need. Whether you're assembling a crush washer assortment for routine maintenance or addressing an urgent oil drain plug crush washer repair, this kit is built for your convenience.

SaleNo. 8

156 Pieces Bonded Seal Dowty Washer,Automotive Self-Centred Dowty Seal Gasket Assortment,10 Metric Sizes,from M6 to M24 (Metric)

High Quality:Bonded seal made of zinc plated metal + rubber,high pressure resistant,oil resistant,sturdy and durable for long using life.
Multi size:156pcs bonded seal set includes 10 different metric size, M6-12PCS, M8-12PCS, M10-12PCS, M12-20PCS, M14-20PCS, M16-20PCS, M18-20PCS, M20-20PCS, M22-10PCS, M24-10PCS.
Stylish Desigh: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 rubber.
Handy Packing:Total 156pcs bonded seal assortment packed in a clear plastic case,makes it easy to find correct item quickly, saves your time of running around looking for a particular size bonded seal.
Wide Application:Bonded seal(automatic core-positioning) is use for threaded pipe fitting and plug sealing in Metric System,the Britain System and BSP.The location processing of sealing groove is not specially required,so it is ideal fitings for fast and automatic installation.It's service temperature is -30℃~120℃,working pressure less than 39.2MPA.

No. 9

KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit

MATERIAL: High quanlity NBR ring with carbon steel, good sealing. Anti static, high pressure resistant, oil resistant, corrosion resistant, UV resistant, heat resistant, wear resistant, durable and long service life. Quantity: 12 Sizes,240 Pieces rubber metal combination O Ring gaskets, meet almost all your needs
PRODUCT FEATURE: Reliable low and high pressure sealing, High and low temperature capabilities, Bolt torque is reduced with no loss of tightening load. Bonded washers are used extensively for sealing under the heads of bolts in high pressure applications where coppers washers would be unsuitable. They are often used in hydraulic and pneumatic connections that are subject to extreme pressures
WIDE APPLICATION: Oil pipeline system as a medium, for mechanical device, to prevent oil, fuel, water and gas leakage, etc. Great for high pressure fuel systems, brake caliper banjo bolt, brake master cylinder, fuel line bolts and water line bolts in turbos, automotive replacement drain plug gaskets, etc
EASY TO USE PACKING: All O-rings are stored in a sturdy plastic box with labels, that avoids the trouble of sorting and selecting the size. Variety of thickness and size are all in one box, very convenient to use
INTERNAL DIAMETER: Φ6(6mm), Φ8(8mm), Φ10(10mm), Φ12(12mm), Φ14(14mm), Φ16(16mm), Φ18(18mm), Φ20(20mm), Φ22(22mm), Φ24(24mm), Φ27(27mm), Φ30(30mm). Metric, Please See Picture 2 for Specific Dimensional Size

No. 10

Eowpower 270 Pieces 8 Sizes Nylon Metric Sealing Washers Assortment Set

Made of nylon
It contains 270 pieces, 8 sizes of nylon washers
Suitable for engines be it car, marine, machinery
Size: M2 M3 M4 M5 M6 M8 M10 M12

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Last update on 2025-05-20 / Affiliate links / Images from Amazon Product Advertising API

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