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 6645-01-382-4940
NSN 6130-01-445-8242
NSN 6645-01-180-6219
NSN 5945-00-819-4915
NSN 5975-01-444-1480
NSN 5935-00-088-0233
NSN 2925-00-858-8928
NSN 5975-00-785-9288
NSN 4140-01-161-6530
NSN 6135-01-090-5365
NSN 5925-01-379-5348
NSN 2925-00-960-9850