That which belongs to something else, e.g., appurtenances of automobile. The term "appurtenances" means that one thing belongs to another thing, that the two will remain in relationship, and will pass with the ownership.
a word used in deeds, leases, etc. for the purpose of including any easements or other rights used or enjoyed with real property which are considered to be so much a part of the property they automatically pass to the grantee under the deed conveying the real property.
The rights and duties attached to the holding of manorial land. The most important were submission to the manor court, grazing rights and the payment of various fines to the lord of the manor. A pew, or part of a pew, in church was often an ‘appurtenance’ of a specific house in the parish. (Dict. Gen., Fitzhugh). 408.
Items connected to a container opening needed to make a container gas tight. These include pressure relief devices, shut-off, backflow, excess flow, internal valves, liquid level gauging devices, pressure relief devices, pressure gauges, and plugs.