Electric Motors, Engines & Accessories > Components - R/C Engine > Prop Nuts / Prop Washers / Drive Washers - R/C Engine [View Top Sellers for this Category] Bookmark this Page

O.S. - OSMG8008 OSM21109005 21109005 531028100558 4531028100558
Manufacturer Stock#
A Closer Look at This Product
  Tech Notes

Regularly Purchased Together

Parts Compatibility

Browse O.S.

O.S. Prop Washer 10-12
O.S. Prop Washer 10-12
View Larger Picture

Parts Saver Eligible:Yes

Stock Number
Retail Price
Tower's Low Price
Stock Status
Late Jun

Email Me When Available

Buy Now
Add to wish list
—— Share ——

Regularly Purchased Together
Move your mouse over the listed items for pictures. Click any item for product details and to check compatibility.
Customers who purchased the above product also bought:
1.  LXCT70 O.S. Prop Washer 20-40 2.09  Buy Now
2.  LXCB87 O.S. Muffler #871 10-15 16.99  Buy Now
3.  LXCC37 O.S. Spinner Nut 10FP/FSR 5.49  Buy Now
4.  LXCL30 O.S. Drive Washer 12CV 3.19  Buy Now
5.  LXMU31 O.S. Nozzle 15FP-S RN 6.29  Buy Now
6.  LXCT54 O.S. Prop Nut 1/4 20-61 2.09  Buy Now
7.  LXCW46 O.S. Thrust Washer 10-15 2.09  Buy Now
Product Image

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:

Click here for Units of Measure Conversion Calculators

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)

Tower Hobbies Has Been Serving Hobbyists Since 1971 • Call 800-637-6050 or 217-398-3636
See Tower Hobbies
Reviews at Bizrate.com
Hobbico, Hobby & Model Construction
Supplies - Retail, Champaign, IL
We accept the following: We accept the following payment methods: Discover, MasterCard, Visa, American Express, Diners Club International, JCB, China UnionPay, PayPal, and PayPal Credit.
Unauthorized use of any materials presented here is prohibited. Copying or reproducing any elements from this page is not permitted. All prices, descriptions and availability subject to change. Displayed within some areas of our web site, the Retail Price is suggested by the manufacturer or supplier, or estimated in keeping with standard industry practice. It may not represent the prevailing price in your area or a price that Tower Hobbies has ever offered for the item.
Copyright © Tower Hobbies All rights reserved. Do not duplicate or redistribute in any form.