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 5930-01-053-3787
NSN 6610-00-113-4552
NSN 6650-00-434-0188
NSN 5965-01-438-8249
NSN 6145-01-550-4434
NSN 5960-01-541-9884
NSN 6620-01-158-9412
NSN 6135-01-633-8502
NSN 5975-01-155-4036
NSN 5985-00-890-9327
NSN 6320-00-358-1946
NSN 5895-01-023-8446