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 6130-01-525-8269
NSN 5945-01-082-9535
NSN 6130-01-524-9893
NSN 6610-01-172-0897
NSN 6135-00-080-9176
NSN 5990-01-432-0523
NSN 5855-00-491-7079
NSN 5895-00-927-6951
NSN 6110-01-633-9660
NSN 5905-00-840-6541
NSN 5910-00-912-0493
NSN 5915-01-145-5340