crankshaft
preferred label: میل‌لنگ @fa
type: Concept
narrower: crankshaft-end bearing

crankshaft-end bearing
broader: crankshaft
broader: bearing (machine parts)
preferred label: یاتاقان متحرک میل‌لنگ @fa
type: Concept

bearing (machine parts)
preferred label: یاتاقان (قسمت‌های ماشین) @fa
type: Concept
narrower: crankshaft-end bearing