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 5998-00-280-3129
NSN 5930-01-216-2098
NSN 6150-01-660-8765
NSN 6650-01-419-0286
NSN 5910-00-234-6786
NSN 5965-01-354-9834
NSN 5996-01-373-0147
NSN 6650-00-623-5969
NSN 5965-00-901-6203
NSN 2925-01-440-9912
NSN 5910-00-156-0993
NSN 6145-01-634-0388