Main Nut

Part

Lag screws aka lag bolts 002.png · Commons ↗ Report photo

Bronze or steel-bronze nut, fixed in the frame head, that the screw turns through; the thread pair carries the full blow reaction in compression on impact and is a wear part replaced on a service schedule.

Material	Tin bronze
Class	Part

Bronze or steel-bronze nut, fixed in the frame head, that the screw turns through; the thread pair carries the full blow reaction in compression on impact and is a wear part replaced on a service schedule. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.