Best Rivet Backup Flat Washers in 2026

Daisy
Last Updated: Feb 6, 2026

At a Glance: Our Top Picks for Rivet Backup Flat Washers

Arrow Fastener WA3/16 Aluminum Washers,Silver
#TOP1
Arrow Fastener Wa3/16 Aluminum Washers,Silver
9.7
PM SCORE
Arrow Fastener WA1/8 Aluminum Washers, 1/8-Inch, 30-Count
#TOP2
Arrow Fastener Wa1/8 Aluminum Washers, 1/8-Inch, 30-Count
9.6
PM SCORE
800 Pieces 304 Stainless Steel Flat Washers, Fender Washers, Kindroufly 9 Sizes Stainless Steel Washers, Lock Metal Washers Assortment Kit (M2 M2.5 M3 M4 M5 M6 M8 M10 M12)
#TOP3
800 Pieces 304 Stainless Steel Flat Washers, Fender
9.6
PM SCORE

* 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.

Summary of the Best Rivet Backup Flat Washers of 2026

Arrow Fastener Wa3/16 Aluminum Washers,Silver

ARROW
WA3/16
0.25 X 0.25 X 0.25 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Durable construction

Measures 3/16-inch

Available in a 30 count

Use with aluminum 3/16-inch diameter rivets

Easy to use

Arrow Fastener Wa1/8 Aluminum Washers, 1/8-Inch, 30-Count

ARROW FASTENER
WA1/8
0.88 X 1.57 X 4.05 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ValoMarket 9.61

Features

Durably constructed

Durably constructed

Measures 1/8-inch

Available in a 30 count

30 aluminum flat washers

Use when riveting two soft materials together or if existing hole is too large

1/8-inch (3mm) diameter

Use with Arrow RHT300, RH200S and RL100S rivet tools

800 Pieces 304 Stainless Steel Flat Washers, Fender Washers, Kindroufly 9 Sizes Stainless Steel Washers, Lock Metal Washers Assortment Kit (M2 M2.5 M3 M4 M5 M6 M8 M10 M12)

KINDROUFLY
KINDROUFLY---FLAT---WASHER
5.20 X 3.60 X 0.72 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
KINDROUFLY 9.88

Features

√【Kindroufly Combination】: M2 (200 pieces), M2.5 (200 pieces), M3 (100 pieces), M4 (100 pieces), M5 (72 pieces), M6 (50 pieces), M8 (50 pieces), M10 (20 pieces), M12 (8 pieces), total 9 sizes 800pieces, different sizes and enough quantities can meet your different daily needs.

√【High Quality Stainless】: Kindroufly fender washers are made of 304 stainless steel, which have smooth surface, high strength, not easy to deform, corrosion resistance and rust resistance, can ensure a long time using in bad environment like high temperature, cold weather, and high humidity areas.

√【Fender Washers Function】: Flat washers are commonly used to prevent nuts from loosening. Our flat washers are well made, with smooth and shiny surface, highly compatible with screws, nuts and bolts of same sizes and feature solid bearing surface to prevent nut/bolt head from tearing through material.

√【Multi-functional Storage Box】: All Kindroufly 800 pieces 9 sizes stainless steel flat washers are packed in a solid transparent storage box. we put 9 sizes flat washers in 10 grids , each size are marked with a clear label. It is very convenient for you to choose size, easy to carry and store, which can save your time and energy.

√【Widely Applications】: Kindroufly 9 sizes stainless steel washers, lock metal washers, fender washers assortment kit are widely used for interior decoration, outdoor construction, electrical maintenance and furniture repair. If you have any questions about our products, welcome your inquiry and we will solve the problem for you in time.

Small Parts 04Wsae188 18-8 Stainless Steel Flat Washer, Plain Finish, Meets Ansi B18.22.1, #4 Hole Size, 1/8" Id, 5/16" Od, 0.032" Nominal Thickness (Pack Of 100)

SMALL PARTS
B009OJDBZY
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Flat washer provides a bearing surface for fastener load distribution or acts as a spacer

18-8 stainless steel provides good corrosion resistance and strength

Plain surface has no finish

Meets ANSI B18.22.1 specifications

Aluminum Backup Pop Rivet Washers For 3/16" Diameter Rivets,Aluminum Back Up Washer, Pack Of 300

GYHCHJDZ
TLGB01
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WoHuoDai 8.66

Features

You don't have to drive miles to hardware store to buy these rivet washers, total 300pcs, excellent quality and reasonable price, isn't it your first choice?

Aluminum Pop Back-up Rivet Washers are made of high quality aluminum material, which has excellent corrosion and rust resistance, better than others on the market.

Aluminum Back Up Washers can be used indoors and outdoors, especially it still can keep stable performance when used in outdoor wet environment, very durable and also has a long service life.

Aluminum washers are lightweight and easy to store and carry, it won't take up space and you will never be disappointed.

Rivet Washers are widely used for boats, cars, planes, farm, household and other projects.

Aluminum Backup Pop Rivet Washers For 1/8" Diameter Rivets,Aluminum Back Up Washer, 250 Pcs

GYHCHJDZ
ABP-278
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WoHuoDai 8.39

Features

You don't have to drive miles to hardware store to buy these rivet washers, total 250pcs, excellent quality and reasonable price, isn't it your first choice?

Aluminum Pop Back-up Rivet Washers are made of high quality aluminum material, which has excellent corrosion and rust resistance, better than others on the market.

Aluminum Back Up Washers can be used indoors and outdoors, especially it still can keep stable performance when used in outdoor wet environment, very durable and also has a long service life.

Aluminum washers are lightweight and easy to store and carry, it won't take up space and you will never be disappointed.

Rivet Washers are widely used for boats, cars, planes, farm, household and other projects.

600 Pieces Aluminum Backup Pop Rivet Washers For 3/16 Inch Diameter Rivets Aluminum Rivet Washers For Repairing Boats, Cars, Household And Other Projects.

HANAIVE
TE-HANAIVE-1639
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dttenyi 9.88

Features

Quality Material: this aluminum pop rivet washer is made of quality aluminum material, which has a nice corrosion resistance and rust resistance, not easy to break or deform, ensuring a long service life

Indoor or Outdoor Use: aluminum rivet washers can be applied both indoors and outdoors; Especially in outdoor wet environments, they can still maintain stable performance, very reliable to use

Easy to Store and Carry: aluminum pop rivet washers are lightweight and compact, small and portable, convenient to store and carry without taking up space; They are suitable for 3/16 inch diameter rivet

Size Details: the inner diameter of this aluminum washer is about 0.2 inches/ 5 mm, while the outer diameter is about 0.47 inches/ 12 mm; Please check the size information before purchasing

Abundant Quantity: the package comes with 600 pieces of aluminum pop rivet washers in total, such an abundant quantity that can satisfy your daily use and replacements

Seept 320Pcs Pop Rivet Washers For Blind Rivets Diameter 1/8",5/32",3/16" Backup 304 Stainless Steel Pop Rivet Washer Assortment Kit

SEEPT
SM-28-1
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
smseace 9.92

Features

{Product Name}304 Stainless Steel Pop Rivet Washers

{Application} Widely used in tools, furniture decoration, medical equipment, vehicle and boat accessories and other industries. It is also suitable for indoor and outdoor decoration, maintenance of electrical appliances and furniture

{Material}The blind rivets washer is made of high quality 304 stainless steel, which is corrosion-resistant and rust-proof, and durable

{Features} Smooth surface without burr, high quality workmanship, integrated die casting. The standard round hole is easy to install, which improves the working efficiency.

{Package}This washer assortment kit has 3 different sizes for blind Rivets,including 1/8”(150pcs),5/32”(120pcs),3/16”(50pcs)

Seept 375Pcs Pop Rivet Washers For Blind Rivets Diameter 3/32",1/8",5/32",3/16", 1/4" Backup 304 Stainless Steel Pop Rivet Washer Assortment Kit Sm-28

SEEPT
SM-28
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
smseace 9.92

Features

{Product Name}304 Stainless Steel Pop Rivet Washers

{Application} Widely used in tools, furniture decoration, medical equipment, vehicle and boat accessories and other industries. It is also suitable for indoor and outdoor decoration, maintenance of electrical appliances and furniture

{Material}The blind rivets washer is made of high quality 304 stainless steel, which is corrosion-resistant and rust-proof, and durable

{Features} Smooth surface without burr, high quality workmanship, integrated die casting. The standard round hole is easy to install, which improves the working efficiency.

{Package}This washer assortment kit has 5 different sizes for blind Rivets,including 3/32”(50pcs),1/8”(100pcs),5/32”(100pcs),3/16”(100pcs),1/4”(25pcs)

(400 Pcs) #10X1/2" Sealing Washers 304 Stainless Steel Neoprene Epdm Bonded

WENSILON
00002
0.55 X 0.55 X 0.13 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WenSiLong 9.75

Features

Material: Our Sealing Gasket Is Made Of 304 Stainless Steel And Epdm Rubber, Durable And Long Life With Good Rust Resistance, You Do Not Have To Feel Frustrated By Rust

Package Quantity: Our Products Are Strictly Controlled By The Quantity Of Each Package, And Packed In A Strong And Durable Box, You Do Not Have To Worry About Receiving A Broken Package And The Number Of Packages Does Not Match The Actual

Features: The Sealing Washer Is Rubber On One Side And Metal On The Other Side Of The Washer. Suitable For Use In Metal Plates, The Rubber Helps To Solve The Problem Of Vibration Noise, The Gasket Helps To Improve The Friction Of The Screw To Enhance The Sturdiness, They Are Good Helpers For Your Work.

Wide Range Of Applications: Suitable For Use In Self-Drilling Screws, Widely Used In Electrical Equipment, Industrial Machinery, Construction, Etc.

Contact Us: If You Have Any Questions About Our Products, Please Feel Free To Contact Us At Yibian

Wensilon (120Pcs)1/4"X1 Stainless Steel 304 Metal Flat Washers For Screws And Bolts, Suitable For Factory Maintenance, Kitchen, Store And Outdoor Construction

WENSILON
PD0010
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WenSiLong 9.75

Features

WHAT YOU GET: 100 stainless steel 1/4"x1 flat pads ideal for use in sheet metal and wet environments with very high form corrosion resistance in 304 material

304 MATERIAL: Our pads are made of 304 stainless steel, which is longer lasting than other hardware on the market and will last longer in harsh environments such as high temperature, low temperature and high humidity.

WIDELY USED: Our flat pad can be used to fix bolts with diameter smaller than the hole of the washer, suitable for general industry such as indoor decoration, outdoor construction, electrical repair and furniture repair.

PRODUCT FUNCTION: Our flat washers are used to distribute the load of threaded bolts, screws and nuts, providing a smooth load bearing surface

SIZE: Inner diameter 0.27in Outer diameter 1in Thickness 0.06in

Wensilon (600Pcs)1/4" Stainless Steel 304 Metal Stainless Lock Washers For Screws And Bolts, Suitable For Factory Maintenance, Kitchen, Store And Outdoor Construction

WENSILON
DHDQ002
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WenSiLong 9.75

Features

WHAT YOU GET: 100 stainless steel #8x3/8" Spring Lock Washers ideal for use in sheet metal and wet environments with very high form corrosion resistance in 304 material

304 MATERIAL: Our Spring Lock Washers are made of 304 stainless steel, which is longer lasting than other hardware on the market and will last longer in harsh environments such as high temperature, low temperature and high humidity.

WIDELY USED: Our Spring Lock Washers can be used to fix bolts with diameter smaller than the hole of the washer, suitable for general industry such as indoor decoration, outdoor construction, electrical repair and furniture repair.

PRODUCT FUNCTION: Our Spring Lock Washers are used to distribute the load of threaded bolts, screws and nuts, providing a smooth load bearing surface

SIZE: Inner diameter 0.475in Outer diameter 0.295in Thickness 0.07in

Top 10 flat washers rivet backup Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Wensilon 3
Gyhchjdz 2
Seept 2
Arrow 1
Arrow Fastener 1
Hanaive 1
Kindroufly 1
Small Parts 1

Top 10 flat washers rivet backup Brands Pie Chart


We've carried out a comprehensive analysis of 668 reviews on flat washers rivet backup, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select flat washers rivet backup priced around $11.08, with top brands including and

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We are dedicated to assisting our users in finding the right washers Products based on their needs, saving them considerable time when choosing which flat washers rivet backup to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.