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 6645-01-432-0052
NSN 5990-01-367-9168
NSN 6145-01-647-3898
NSN 5935-01-494-7638
NSN 5925-00-227-0396
NSN 6110-01-207-7219
NSN 5905-00-107-0887
NSN 5999-01-069-2561
NSN 6135-01-604-8739
NSN 5895-00-533-6428
NSN 6150-00-414-9319
NSN 5960-00-505-9194