Easy
15-30 minutes
This item has been OEM sourced to ensure a high-level of quality. The durable plastic locking ring is intended to be used with random orbital sanders from Milwaukee. The ring is used to fasten the dust bag to the dust chute assembly. This part is priced as a single item.
Ring Locking Bag Dust 31-58-0690
OEM part for: Milwaukee
Part Number: 31-58-0690
$4.99
In Stock
Ships within 1 business day 
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Compatibility
This part will fit the following 3 machines
Milwaukee
6020-21 (SER B18A) 1/4" Sheet Palm Sander View Diagrams & Manuals
6021-21 (SER B19A) 5" Random Orbit Palm Sander View Diagrams & Manuals
6020-21 (SER B18B) 1/4 Sheet Palm Sander View Diagrams & Manuals
This item works with the following types of products:
- Sander Parts
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Easily located part and price was great
Found just what I needed quickly.
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November 23, 2022
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Sander wound"nt sand properly & acted like it had a counter balance effect
Bruce - October 29, 2019
Tool Type
Sander
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver
Replaced the pad break, as the raised flanges were worn down flat. completed the repair by replacing the dust bag, locking ring & compression spring. Rebuilt to be new again!
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missing dust collector
William - April 9, 2019
Tool Type
Sander
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, hands
put together new bag
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My dust bag from sander went thru dust collector and rip it threads.
bernard - April 9, 2019
Tool Type
Sander
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver
Install bag, spring, & o-ring to locking ring.
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Dust collector ate the bag from my portable sander!
Robert - May 15, 2017
Tool Type
Sander
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver
Install the o-ring on the dust chute
Then put the spring in the dust bag
Attach the dust bag to the bag locking ring
Then attach it to the dust chute
Then put the spring in the dust bag
Attach the dust bag to the bag locking ring
Then attach it to the dust chute
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Well my pad was old and the locking ring was worn because of the use
Eder - April 27, 2017
Tool Type
Sander
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Well you can use a small flat screwdriver too
1.- I detached the lock-in ring from sander
2.- Then I took the espiral from the dust bag
3.- Then I lift the metal ring that is in the dust bag from the lock-in ring with the flat driver
4.- Then pull the bag down wile you have the metal ring lifted that way you can detach it from the lock-in ring.
5.- Install the new lock-in to the dust bag and the espiral too.
The pad is easy
1.- Unscrew the bolts
2.- Take the old pad out
3.- Reattach the new pad and install the screws back and that's it.
2.- Then I took the espiral from the dust bag
3.- Then I lift the metal ring that is in the dust bag from the lock-in ring with the flat driver
4.- Then pull the bag down wile you have the metal ring lifted that way you can detach it from the lock-in ring.
5.- Install the new lock-in to the dust bag and the espiral too.
The pad is easy
1.- Unscrew the bolts
2.- Take the old pad out
3.- Reattach the new pad and install the screws back and that's it.
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Locking bag ring and dust chute were worn and wouldn't stay on.
William - February 11, 2017
Tool Type
Sander
Difficulty
Easy
Time
15-30 minutes
Tools Used
Pliers, Hack saw
Removed the dust chute, had to cut it with a saw to release it off the sander. Then its just a matter of putting the bag on the ring with the spring inside. slide the new chute on the sander.
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Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
