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 5910-01-148-6772
NSN 5910-01-191-7504
NSN 5935-01-432-2141
NSN 2925-01-360-3575
NSN 6135-01-528-6896
NSN 6320-01-521-1764
NSN 5895-01-361-1180
NSN 5935-00-854-5516
NSN 6130-01-400-6123
NSN 4140-00-753-1416
NSN 6645-01-061-5516
NSN 6110-00-144-6763