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 5915-01-438-9403
NSN 6645-01-133-4440
NSN 5965-00-263-6436
NSN 5950-00-896-5788
NSN 5930-00-263-7854
NSN 6645-01-452-3354
NSN 5905-01-648-4994
NSN 6685-00-663-9000
NSN 5985-00-194-1559
NSN 6150-00-005-5302
NSN 5960-01-089-8155
NSN 4140-00-067-9405