New BSA valve cover acorn nut. This nut is made in England to replace BSA part number 68-0137 and 68-137. Comes with a zinc plated finish and measures 1/4" X 26 TPI.
This nut is fitted to the front and rear valve cover studs on BSA A50 and A65 twins (Thunderbolt, Lightning, Royal Star, Hornet, etc) from 1962-1970. Check your parts book to ensure the best fitment.
**Features**
- Made in England
- Measures 1/4" X 26
- Replaces part number 68-0137 and 68-137