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 6135-00-269-5843
NSN 5965-01-399-8454
NSN 5975-00-286-8506
NSN 5999-01-533-9899
NSN 5996-00-776-6877
NSN 6645-00-191-4978
NSN 5915-01-419-2843
NSN 5960-01-032-4229
NSN 5855-01-346-7682
NSN 5835-00-453-1969
NSN 5925-00-252-5930
NSN 5835-01-116-2369