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 6150-00-003-7431
NSN 5985-01-419-2218
NSN 5965-00-226-7870
NSN 5960-01-332-9695
NSN 6240-01-271-6230
NSN 6240-01-604-9172
NSN 6150-01-258-5487
NSN 7035-01-352-0766
NSN 6150-01-011-3937
NSN 6645-01-243-0468
NSN 6110-01-277-4595
NSN 6110-01-511-9917