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O.S. - OSMG2925 OSM23024009 23024009 531028107359 4531028107359
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O.S. Long Spinner Nut 1/4"-28
O.S. Long Spinner Nut 1/4"-28
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Special Stock Number Units at this Price Tower's Low Price Click to Order Quantity Discount Savings
O.S. Long Spinner Nut 1/4"-28 Add to Wish List
17.18  Buy Now .80  
O.S. Long Spinner Nut 1/4"-28 Add to Wish List
25.62  Buy Now 1.35  
O.S. Long Spinner Nut 1/4"-28 Add to Wish List
51.00  Buy Now 2.94  

Regularly Purchased Together
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Tech Notes
This is the spinner nut for the OS 32 SXA, 32FP, and 50FSR engines.


Polished aluminum construction
Included steel tool for installation
Prethreaded for OS crankshafts


One spinner nut
One steel rod to crank it down with


Installation onto the crankshaft


Diameter: 21mm
Length: 26mm
fits 1/4-28 threaded crankshafts.

Comments: This should also fit any OS engine with 1/4-28 crankshafts.
5/14/97 AST

– If you need more information, use these O.S. resources –
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Phone: 217-398-8970
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Parts Compatibility
Parts Compatibility for O.S. Long Spinner Nut 1/4"-28
This item is an optional part for the following:
 LXGGV7 O.S. 46LA ABN w/Muffler  (Parts List)
 LXBY42 O.S. 25FX ABL w/Muffler  (Parts List)
 LXUYR8 O.S. 35AX ABL w/Muffler  (Parts List)
 LXFMD5 O.S. 46AX ABL w/Muffler  (Parts List)
 LXCABL O.S. 46AXII ABL w/Muffler  (Parts List)
 LXNMD1 O.S. 55AX ABL w/Muffler  (Parts List)

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