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 5965-01-543-8153
NSN 6685-01-102-0852
NSN 6650-01-555-4370
NSN 6685-01-281-2146
NSN 6130-01-082-2335
NSN 6645-00-920-8690
NSN 5998-01-043-9874
NSN 5960-01-196-9203
NSN 5905-00-403-1394
NSN 5960-00-605-8283
NSN 6620-01-377-0414
NSN 6220-01-015-2956