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 6645-01-068-3042
NSN 5998-01-048-7722
NSN 5835-00-738-1099
NSN 5895-00-387-4901
NSN 6105-00-456-1433
NSN 7035-01-205-1478
NSN 5999-01-067-9311
NSN 5910-01-144-8913
NSN 5950-01-391-7174
NSN 6650-01-481-1165
NSN 5920-01-146-9154
NSN 2925-00-120-9302