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 5996-00-098-3864
NSN 6220-01-019-4090
NSN 5996-01-291-0501
NSN 6610-01-421-6910
NSN 5999-01-328-9052
NSN 5925-01-578-0404
NSN 2925-01-515-1755
NSN 5996-01-014-6103
NSN 5990-01-007-9483
NSN 5950-01-634-0677
NSN 5945-01-539-5657
NSN 5905-01-512-8684