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 5945-01-537-6663
NSN 5910-00-144-3380
NSN 5996-00-270-0340
NSN 6650-01-049-5361
NSN 5975-01-157-6481
NSN 5950-00-167-7650
NSN 5990-00-128-6289
NSN 5855-00-100-9003
NSN 6150-00-115-0380
NSN 5925-00-243-1654
NSN 6220-01-023-3296
NSN 5960-01-073-8454