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 5905-00-761-8719
NSN 6150-01-337-0541
NSN 5999-00-147-8027
NSN 5996-01-390-7729
NSN 5950-01-014-1787
NSN 5930-01-018-4595
NSN 5950-00-412-8337
NSN 6145-01-579-4395
NSN 6135-00-973-5632
NSN 5975-00-921-7984
NSN 2925-01-284-8641
NSN 6130-01-526-4409