Electric Motors, Engines & Accessories > Components - R/C Engine > Parts - Miscellaneous - R/C Engine [View Top Sellers for this Category] Bookmark this Page

O.S. - OSMG5870 OSM71531000 71531000 531028600300 4531028600300
Manufacturer Stock#
A Closer Look at This Product
  Tech Notes

Regularly Purchased Together

Parts Compatibility

Browse O.S.

O.S. Bubbleless Clunk
O.S. Bubbleless Clunk
View Larger Picture

Parts Saver Eligible:Yes

Stock Number
Retail Price
Tower's Low Price
Stock Status
In Stock
Buy Now
Add to wish list
—— Share ——

Quantity Discount
  Special Savings When Buying in Quantities
Special Stock Number Units at this Price Tower's Low Price Click to Order Quantity Discount Savings
O.S. Bubbleless Clunk Add to Wish List
30.54  Buy Now 1.44  
O.S. Bubbleless Clunk Add to Wish List
45.57  Buy Now 2.40  
O.S. Bubbleless Clunk Add to Wish List
75.55  Buy Now 4.40  

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.  LXK129 Great Planes Silicone Fuel Tubing Standard 3' 2.99  Buy Now
2.  LXK138 Great Planes Aluminum Fuel Line Plugs (2) 1.25  Buy Now
3.  LXCB28 O.S. Type F Glow Plug Medium Four Stroke 8.99  Buy Now
4.  LXD728 Dubro Silicone Fuel Tubing Medium 2' 2.09  Buy Now
5.  LXD745 Dubro Kwik-Fill Fueling Valve Glow 11.99  Buy Now
6.  LXK204 Great Planes Segmented Lead Weights 6 oz 4.79  Buy Now
7.  LXCB27 O.S. #8 Glow Plug Long Medium Air/Car 7.99  Buy Now
8.  LXXF27 O.S. Super Can Filter Large 9.49  Buy Now
9.  LX1582 APC 13x6 Sport Propeller 5.79  Buy Now
10.  LXK134 Great Planes Ultra Precision Fuel Filter 3.79  Buy Now
11.  LXL401 Hobbico TorqMaster Rubber Insert Adapter Aircraft 1.75  Buy Now
12.  LXCABL O.S. 46AXII ABL w/Muffler   149.97  Buy Now
  Click for more items regularly purchased together...
Product Image

Tech Notes
This is a Bubbleless Fuel Pick-Up (clunk) Weight for Aircraft Fuel Tanks.
The weight attaches to fuel tubing and is put into an aircraft's fuel tank.


Plated throughout to prevent corrosion
Mesh design prevents bubbles from entering the fuel line and
causing damage to the engine.
Fuel fitting barb and weight are positively joined together to
eliminate risk of coming apart
Silicone-rubber O-ring prevents internal damage to fuel tank
Used for glow fuel only.


One Bubbleless Fuel Pick-Up Weight
One Rubber O-Ring
One Instruction Sheet


Assembly into the fuel tank with standard fuel tubing.


Length Including Fuel Fitting: 21.3mm (.840")
Widest Diameter: 11.4mm (.450")
O-ring Diameter: 8.5mm (.335")
cmc 4/10/01

– 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

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.