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 6645-01-416-7973
NSN 5965-00-653-4782
NSN 6610-00-659-8760
NSN 5990-01-170-0077
NSN 6135-01-260-1100
NSN 5905-00-570-5258
NSN 6145-01-227-0659
NSN 6105-00-078-9372
NSN 6320-01-220-2264
NSN 6650-01-660-5441
NSN 5905-01-403-2806
NSN 5895-00-077-0112