This is a genuine Jet replacement part manufactured for use with drum sanders. The metal drum shaft coupling connect the drum, and the motor shaft. There are two couplings, one on the end of either shaft, and they are joined by the spider. The couplings are held to the shafts by set screws. The drum shaft couplings are sold individually, please see model diagram for additional parts.
Drum Shaft Coupling 50-2207
OEM part for: Jet
Part Number: 50-2207
![](/images2/icon-shiptruck.png)
![Jet Jet](images/32652_white.png)
Jump To:
Frequently Purchased Together ?
Compatibility
This Drum Shaft Coupling will fit the following 2 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
This item works with the following types of products:
- Sander Parts
Customer Part Reviews ?
- 1
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
![photo of team member](/images2/portrait-mark.png)
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Does this fit my product?Questions & Answers for Drum Shaft Coupling
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.
Original coupling broke off due to metal fatigue.
Tool Type
Sander
Difficulty
Easy
Time
15-30 minutes
Tools Used
Socket set, Wrench Set
Parts Used
Removed motor and height adjustment carriage,
Removed old broken coupling from motor shaft and drum shaft.
Replaced both with new part.
Re assembly of height carriage is difficult in that the lower two bolts are very difficult to get a wrench or socket on.
Spider gear and one half of the drum shaft coupling broke/sheared off
Tool Type
Sander
Difficulty
Easy
Time
1-2 hours
Tools Used
Socket set
Parts Used
2. Removed the bolts that attach the drum carriage to the motor slide.
3. Pulled the drum carriage away from the motor slide to separate the two halves of the drum shaft coupling.
4. Loosened the set screws in the broken half of the drum shaft coupling and removed the coupling and the spider.
5. Installed a new half of the drum shaft coupling and tightened the set screws.
6. Installed the spider between the two halves of the drum shaft coupling and pushed the drum carriage back into contact with the motor slide.
7. Installed and tightened the bolts connecting the drum carriage to the motor slide.
8. Followed the instructions in the owners manual to reset the level of the drum in relation to the feed belt.
Jet 22-44 Plus made a clunk at start and rattle during operation. Broken drive couplings and spider.
Tool Type
Sander
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Wrench Set, Adjustable Wrench, Metric Allen wrenches
Parts Used
Loosened set screws on couplings.
Elevated drum head with crank for better bottom motor mount screws.
Put boards under motor for support
Remove motor screws and remove motor
Pry off couplings and keys
Clean up drum an motor shafts with emery cloth
Replace couplings and insert spider in drum couplings
Reattach motor, aligning the couplings and tighten bolts
Check couplings position and tighten set screws.
Now it works silently
Spider coupling tore
Tool Type
Sander
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set, Alan wrench
Parts Used
Spider and coupling shattered over time (16 yrs.)
Tool Type
Sander
Difficulty
Medium
Time
15-30 minutes
Tools Used
Socket set, Wrench Set
Parts Used
This technique was especially helpful when reinstalling the unit after the repair was done to install the now repaired shaft coupler and spider.
Couplers had loosened to the point where the spider was torn to shreds
Tool Type
Sander
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set, Allen keys
Parts Used
Shaft coupling broke
Tool Type
Sander
Difficulty
Easy
Time
15-30 minutes
Tools Used
Socket set, Alen wrench
Parts Used
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
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.