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 6105-01-254-8433
NSN 5920-00-993-4906
NSN 6610-00-227-8846
NSN 6645-01-235-1601
NSN 5975-00-383-7679
NSN 6240-00-753-2031
NSN 6610-01-612-4611
NSN 5920-00-430-0093
NSN 6150-01-169-4732
NSN 5975-01-503-3412
NSN 5990-00-460-9394
NSN 6685-01-547-9081