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 6220-01-510-9765
NSN 5965-01-562-0811
NSN 6645-01-629-0847
NSN 5910-01-175-8774
NSN 4140-01-097-2008
NSN 6650-01-365-1894
NSN 5998-01-587-9318
NSN 5999-00-113-9325
NSN 6145-01-629-8498
NSN 2925-01-295-9337
NSN 5910-01-100-1161
NSN 5950-01-351-5365