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 5950-00-250-8200
NSN 5975-00-945-7533
NSN 5996-00-624-2287
NSN 2925-00-395-8751
NSN 5950-00-185-9588
NSN 6610-01-580-0766
NSN 5960-01-122-2686
NSN 5910-00-620-0891
NSN 6240-01-381-6815
NSN 5950-01-400-2977
NSN 2925-01-244-3016
NSN 6130-01-410-9195