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 6135-00-269-5843
NSN 6145-01-548-2758
NSN 5996-01-017-6762
NSN 5985-01-181-9799
NSN 5945-00-661-0506
NSN 6110-01-597-9936
NSN 5998-00-461-5359
NSN 5925-01-275-1955
NSN 5950-00-161-6522
NSN 5835-01-602-0311
NSN 5925-01-456-3942
NSN 5920-01-183-7938