O.S. Spinner Nut 60-91

Tower Stock# LXCC41  •  Manufacturer Stock# 45024000
O.S. Spinner Nut 60-91 (large view)
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Regularly Purchased Together
Although customers also purchased these, compatibility is not guaranteed. Click an item for product details.

Notes from our tech department:
This is a spinner nut set from OS Engines for the OS Max 60FP, 61FX & 65LA.
It gives a more realistic look to vintage models, such as a Piper Cub.


Polished aluminum construction
Included tool for installation
Prethreaded for 5/16" crankshafts


One spinner nut
One steel rod, to tightened down the nut during assembly


Itstallation onto crankshaft


Length: 26.8mm
Diameter: 18.7mm (.74"), tapering to 16.8mm (.66")
Internal threads: 5/16"


This will also fit any OS engine with 5/16" crankshafts.
A 21mm open-end wrench can be used installation.

NNA 1/6/02

Parts Compatibility
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