A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6145-01-160-7658
NSN 5960-00-413-8129
NSN 6620-00-725-7289
NSN 5910-01-529-8741
NSN 5920-01-472-3583
NSN 5855-00-455-6070
NSN 5920-00-679-7852
NSN 6620-01-412-3258
NSN 5855-01-136-1916
NSN 5945-00-525-2082
NSN 7035-01-495-7134
NSN 6220-01-607-1917