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 6135-01-313-8323
NSN 5998-01-273-1452
NSN 6220-01-576-9066
NSN 6320-00-194-4252
NSN 6645-01-409-2003
NSN 5998-01-100-3053
NSN 5950-00-965-9032
NSN 5975-00-099-9312
NSN 2925-00-808-5077
NSN 6135-00-452-2266
NSN 5990-00-070-0538
NSN 6650-01-451-1372