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 5910-01-491-4881
NSN 6150-01-075-9282
NSN 5960-01-602-6009
NSN 5998-01-571-7349
NSN 6645-01-148-4703
NSN 5910-01-229-0142
NSN 5960-01-632-6576
NSN 5965-00-433-6181
NSN 6130-01-281-7268
NSN 6240-01-025-2553
NSN 5895-01-603-7886
NSN 6105-01-361-9248