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 6145-00-378-3836
NSN 5910-00-526-7875
NSN 5945-01-258-8808
NSN 4140-01-633-6618
NSN 6650-00-495-5210
NSN 5905-00-158-4642
NSN 2925-01-609-8464
NSN 2925-01-487-0886
NSN 5950-00-191-6564
NSN 5905-01-007-1448
NSN 6645-01-090-2555
NSN 5965-01-383-7235