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 6650-01-380-6909
NSN 6320-00-894-1644
NSN 6610-01-436-2163
NSN 6620-01-022-4104
NSN 6645-01-547-4607
NSN 2925-01-443-5929
NSN 6145-00-076-9324
NSN 5985-00-629-6901
NSN 5945-01-357-6492
NSN 5945-00-462-2879
NSN 5910-01-620-8858
NSN 4140-00-361-4691