*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best retaining compounds of 2024

Are you trying to find retaining compounds among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling retaining compounds on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 25 hours of research and did 31 retaining compounds tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best retaining compounds you can buy today

SaleNo. 1
Loctite 21448 Green 638 High Strength Retaining Compound, 50 mL Bottle
  • Approvals: Canadian Food Inspection Agency (CFIA)
  • Item Package Length: 5.99999999388"
  • Item Package Width: 1.99999999796"
  • Item Package Height: 1.099999998878"
SaleNo. 2
Vibra-TITE - 54110 541 High Strength Slip Fit Anaerobic Retaining Compound, 10ml Bottle, Green
  • Increases the shear strength on non-threaded cylindrical metal assemblies
  • Fills voids between close-fitting metal assemblies
  • Creates a solid one-piece assembly
  • Seals joints against leakage
  • Prevents corrosion
No. 3
Retaining Compound Green 638 Sleeve Retainer High Strength Cylindrical Metal Components Assemblies Locking and Sealing Anaerobic Glue Prevent Loosening Abrasion 1.69 Oz/50 ml (638)
  • Ideal glue for the installation of smooth/unthreaded cylindrical metal assemblies: 1,Fill the voids and reduce the precision requirements of design, production and installation; 2,Prevent assembly from loosening, wear and corrosion; 3,Evenly distribute loads and stresses during assembly; 4,Sealed from oxygen and other contaminants. Extend the life and safe use of the equipment!
  • High Strength: After complete curing, Shear strength can be comparable to that of metal materials (609 ≈ Aluminum, 620 & 680 ≈ Copper, 603 & 638 ≈ %0.1 C Steel, 648 ≈ %0.2 C Steel), Ensuring efficient and stable operation of the equipment. Needs to be heated to 250 ℃/482℉ when disassembling, and mechanical auxiliary equipment is required.
  • Applicable Scope: Suitable for the assembly of any smooth, unthreaded cylindrical metal components, Such as keys and shafts, bearing, rotor shaft, bushing, casing, cylinder liner, key slot, valve sleeve, movement sleeve, valve bushing etc. Choose the appropriate use according to the characteristics of different models.
  • Applicable Material: Suitable for all kinds of solid metals, even metals with active surfaces such as iron, copper, brass, steel, etc. not to mention metals with inert surfaces such as stainless steel, aluminum, gold, etc.
  • Simple Use: Just apply the product evenly to the fixed location, the product will start curing within 60 minutes after the assembly is installed, and it can be used normally after 24 hours of standing.
  • Function: Fill gaps between components / Lock components to prevent loosening / Prevent component abrasion & corrosion / Improve the accuracy of component fit / Isolate oxygen and prolong product life / Tightness to prevent leakage / Evenly distribute loads and stresses / Repair minor defects in parts / Reduce design and process complexity
SaleNo. 4
Loctite 620 442-62040 50ml Retaining Compound, High Temperature, Green Color
  • A high viscosity liquid retaining compound
  • Locks and secures metal cylindrical assemblies up to 0.015" diameter clearance
  • Prevents metal fretting and corrosion
  • Seals against leakage
No. 6
648 Retaining Compound 50 mL Bottle, Green
  • High temperature resistance
  • Proven to be tolerant of minor contamination due to industrial oils
  • High strength on all metals, including passive substrates (e.g. stainless steel)
  • Ideal for retention of parts with a clearance or interference fit
SaleNo. 8
Loctite 1835201 Green 680 Retaining Compound, 50 mL Bottle
  • High strength, high viscosity room temperature curing adhesive
  • Used to join fitted Cylindrical parts
  • Allows relaxed machining tolerances, and replaces Clamp Rings, set screws, and snap Rings
  • Recommended for retaining shafts, gears, pulleys and similar Cylindrical parts
No. 9
Loctite 66040 Loctite Retaining Compound, Surface Repair, 50 mL, Silver
  • Fixes worn shafts and housings, bearing spinouts, keyways and splines
  • Package Dimensions: 3.81 H x 15.24 L x 6.35 W (centimetres)
  • Package Weight: 0.15 pounds
  • Country of Origin : United States
SaleNo. 10
Vibra-TITE - 54250 542 High Strength Large Gap Anaerobic Retaining Compound, 50 ml Bottle, Green
  • Increases the shear strength on non-threaded cylindrical metal assemblies
  • Fills voids between close-fitting metal assemblies
  • Creates a solid one-piece assembly
  • Seals joints against leakage
  • Prevents corrosion
No. 11
Vibra-TITE 567 Green High Temperature Retaining Compound, 10ml Bottle
  • Increases the shear strength on non-threaded cylindrical metal assemblies
  • Fills voids between close-fitting metal assemblies
  • Creates a solid one-piece assembly
  • Seals joints against leakage
  • Prevents corrosion
SaleNo. 12
Loctite 609 442-60931 50ml Retaining Compound, General Purpose, Green Color
  • A low viscosity retaining compound that bonds rigid metal assemblies
  • Easily joins dissimilar metals
  • Item Package Dimension: 6.5" L x 2.5" W x 1.25" H
  • Country Of Origin: United States
No. 13
Loctite-66010 Retaining Compound, QuickMetal(R), 6mLTube, Silver
  • 10 minute fixture set with full-cure within 24 hours
  • Package Dimensions: 10.16 H x 2.54 L x 2.54 W (centimetres)
  • Package Weight: 0.023 kilograms
  • Country of Origin : United States
No. 14
Park Tool RC-1 Press Fit Retaining Compound for Bicycles
  • Fills gaps and helps retain non-threaded parts like press-fit bottom bracket parts, sealed bearings etc
  • Fills gaps and helps retain non-threaded parts like press fit bottom bracket parts, sealed bearings, etc
  • Clean and dry parts
  • Not recommended for titanium threads
No. 17
Vibra-TITE - 53850 538 High Strength Anaerobic Retaining Compound, 50 ml Bottle, Green
  • Increases the shear strength on non-threaded cylindrical metal assemblies
  • Fills voids between close-fitting metal assemblies
  • Creates a solid one-piece assembly
  • Seals joints against leakage
  • Prevents corrosion
SaleNo. 18
LOCTITE 660 Press Fit Repair for Worn Parts: High-Strength, Quick Cure, Quick Metal Retaining Compound, Prevents Loosening and Leakage | 50 ml Tube (PN: 555337)
  • OEM SPECIFIED. Our LOCTITE automotive aftermarket products are not just OEM-specified, they are also designed by auto manufacturers and lab tested. Wherever engines are being built or repaired, LOCTITE is trusted by professionals.
  • RELIABLE ADHESION. Designed for the bonding of cylindrical fitting parts.
  • RESISTANT. Bond gaps can approach 0.50 mm (0.02 in.). Prevents loosening and leakage from shock and vibration.
  • MULTI-PURPOSE APPLICATIONS. Great for refitting worn shafts, housings, coupling and form-in-place shims, repairing worn keyways, loose set screws and other severely worn parts.
  • ANAEROBIC. The product cures when confined in the absence of air between close-fitting metal surfaces.
No. 19
Genuine Loctite 638 x 50ml Maximum Strength Retaining Compound
  • 50ml Tube , Expiry: 2017
  • High strength on all metals, including passive substrates (e.g. stainless steel). It offers high-temperature performance and good oil tolerance.
  • Colour: Green Max. gap size: max. 0.25 mm Service temperature range: -55 to +180°C Fixture time steel: 4 min.
  • (Please note the bottle size is 140ml, there will be about 35% which is 50ml glue into it. There are some air into the bottle to keep glue stable.)
SaleNo. 20
Loctite 13551160921 Retaining Compound, Green, 10mL
  • Model Number: 135511
  • Item Package Length: 3.599999996328"
  • Item Package Width: 1.599999998368"
  • Item Package Height: 1.599999998368"

How to choose a good retaining compounds

Does the idea of finding a fantastic retaining compounds make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in retaining compounds. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top retaining compounds products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top retaining compounds on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top retaining compounds brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top retaining compounds based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the retaining compounds were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good retaining compounds, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your retaining compounds.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting retaining compounds for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our retaining compounds. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what retaining compounds should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on retaining compounds.