transition fit; sliding fit; snug fit
Engineering term for a fit between parts that is neither loose nor tight, allowing easy assembly and disassembly while maintaining alignment. Used in mechanical design and manufacturing.
This part is designed with a transition fit, so it can be easily assembled by hand.
A transition fit is an intermediate fit between a clearance fit and an interference fit.
Full kanji spelling using 嵌め; less common but still seen in technical contexts.
Variant with 止り instead of 止まり; rare and mostly found in older documents.
Compound of 止まり (tomari, 'stopping') + 嵌め (hame, 'fitting'). The term describes a fit where parts stop at a certain position without excessive force or looseness.