One side is #4-40 other side is #6-32. The nut is #6-32. See picture(s) for a more detailed look at this item.

Condition: New Reproduction (C-9)
Operational Status: Functional
Original Box: No

Manufacturer: American Flyer
Model Number: PA10037-A
Variation: Reproduction

Category 1: Parts
Category 2: S Postwar Parts

We are unable to provide parts lookup service or fitment assistance.

The SKU for this item is P12337348.

Product Id: 12337348