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 5950-01-115-7676
NSN 5950-01-451-4040
NSN 5835-01-106-1456
NSN 4140-00-536-9186
NSN 6650-01-596-5983
NSN 6110-00-812-0226
NSN 5925-00-856-4818
NSN 5905-00-331-4276
NSN 5996-01-475-5728
NSN 5915-00-186-9346
NSN 6110-01-562-7502
NSN 6320-01-143-3597