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 6685-01-477-1756
NSN 6240-01-365-1337
NSN 5996-00-277-7384
NSN 5905-01-454-4886
NSN 5835-01-414-3258
NSN 5990-00-359-9839
NSN 7035-01-459-8268
NSN 6610-01-332-4137
NSN 4140-01-111-8297
NSN 2925-00-891-9289
NSN 5920-00-717-4490
NSN 5895-00-949-2711