761 threaded dust caps products are offered for sale by suppliers on Alibaba.com, of which other rubber products accounts for 16%, pipe fittings accounts for 14%, and lids, bottle caps & closures accounts for 3%.
A wide variety of threaded dust caps options are available to you, such as plastic, pp and metal.You can also choose from bottle, cans and jars threaded dust caps,as well as from non spill, non-refillable, and child-proof threaded dust caps, and whether threaded dust caps is black, white, or gold.