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 2925-00-066-9700
NSN 5950-01-389-3703
NSN 6145-01-423-0906
NSN 5975-01-567-2335
NSN 5975-01-032-4640
NSN 5975-01-469-8635
NSN 5905-01-101-8517
NSN 6645-01-422-1374
NSN 5930-01-113-7551
NSN 6105-00-672-5891
NSN 6135-01-592-4139
NSN 5960-01-649-1341