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 5895-01-109-3535
NSN 4140-00-463-6166
NSN 5835-01-540-4995
NSN 6110-01-475-3558
NSN 5905-00-504-8586
NSN 5990-01-579-2711
NSN 4140-00-555-3856
NSN 6320-01-243-2276
NSN 5920-01-573-7227
NSN 5960-01-058-1074
NSN 5895-01-521-7432
NSN 5930-00-851-9230