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 6645-01-160-7707
NSN 5965-01-605-0090
NSN 6135-00-461-3590
NSN 5975-01-260-5177
NSN 5990-01-485-0260
NSN 6220-01-266-2341
NSN 5965-01-273-3055
NSN 7035-00-079-7189
NSN 6105-01-415-3314
NSN 5998-01-250-2793
NSN 5996-00-296-9629
NSN 5999-01-366-9539