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 6610-01-085-0804
NSN 6650-01-531-0156
NSN 5999-00-194-3597
NSN 6650-00-678-5627
NSN 5930-00-597-5064
NSN 6220-01-560-3768
NSN 5855-00-089-3974
NSN 5985-00-529-0093
NSN 2925-01-478-8191
NSN 6320-01-245-5307
NSN 6150-01-153-1186
NSN 5985-01-420-9698