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O.S. - OSMG8008 OSM21109005 21109005 531028100558 4531028100558
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  Tech Notes

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Parts Compatibility

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O.S. Prop Washer 10-12
O.S. Prop Washer 10-12
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Parts Saver Eligible:Yes

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O.S. Prop Washer 10-12 Add to Wish List
4.00  Buy Now .18  
O.S. Prop Washer 10-12 Add to Wish List
5.97  Buy Now .30  
O.S. Prop Washer 10-12 Add to Wish List
9.90  Buy Now .55  

Regularly Purchased Together
— Customers who purchased the above product also bought the following —
Although customers also purchased these, compatibility is not guaranteed. Click an item for product details.
1.  LXCT52 O.S. Prop Nut 10453 10-12 2.09  Buy Now
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Tech Notes
This is the Prop Washer set for the 10FP and 15LA engines.
It is installed between the propeller and the propeller nut.
This can also be used on other engines the have a 5mm crankshaft.


Metal Construction
Black in color


One Prop Washer


None, item is a stock part


Inside Diameter: 5.4mm (.21")
Outside Diameter: 18mm (.71")
Thickness: 2mm (.08")


If prop nut is needed for the 10FP or 15LA, use OSMG7932

NNA 12/23/01

– If you need more information, use these O.S. resources –
Email: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970
  Postal Address:

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Parts Compatibility
Parts Compatibility for O.S. Prop Washer 10-12
This item is a replacement part for the following:
 LXPUD8 O.S. 10LA ABN w/Muffler  (Parts List)
 LXPUD9 O.S. 15LA ABN w/Muffler  (Parts List)
 LXXD72 O.S. 15CV-A ABN w/Muffler  (Parts List)

This item is an optional part for the following:
 LXBCKA O.S. GT33 Gasoline Engine  (Parts List)

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