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 5935-00-875-3213
NSN 5935-01-530-7545
NSN 6620-01-560-7832
NSN 5975-01-316-4983
NSN 5996-01-242-6634
NSN 5990-00-660-8608
NSN 5950-01-319-8428
NSN 6610-00-963-9435
NSN 5990-01-250-4198
NSN 5975-01-342-1007
NSN 5930-00-283-4250
NSN 5910-01-411-9704