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 5895-01-624-0000
NSN 5895-01-415-1377
NSN 6650-00-958-7408
NSN 5999-01-467-8052
NSN 7035-01-123-8723
NSN 6320-00-456-0836
NSN 6150-01-594-7807
NSN 5855-01-063-6340
NSN 5945-01-415-0858
NSN 5999-01-599-9464
NSN 5855-00-832-9341
NSN 6130-00-108-6115