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 6130-00-883-3414
NSN 5930-01-301-4865
NSN 5960-01-076-4708
NSN 4140-01-202-9563
NSN 5910-01-382-4739
NSN 5985-01-474-1345
NSN 6145-01-589-4198
NSN 5920-00-594-3124
NSN 5996-01-551-2033
NSN 5965-00-104-3121
NSN 5996-01-242-9710
NSN 6135-01-432-1334