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 6610-01-378-7379
NSN 5999-01-654-0065
NSN 6150-00-673-8380
NSN 5990-00-734-3837
NSN 6645-01-271-7583
NSN 5996-01-088-7074
NSN 6240-01-416-6282
NSN 5925-01-397-2655
NSN 6620-00-451-1460
NSN 4140-01-495-0865
NSN 5935-01-102-1567
NSN 5960-01-449-1310