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 6105-00-905-8403
NSN 6620-01-121-0736
NSN 6150-00-303-1565
NSN 6105-01-111-6235
NSN 5920-01-378-3869
NSN 5999-01-617-0262
NSN 5965-00-289-6280
NSN 6610-00-684-7683
NSN 4140-01-611-8801
NSN 5930-00-565-0046
NSN 6150-01-444-7271
NSN 5985-01-430-0439