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 5999-00-952-2764
NSN 5915-01-061-4415
NSN 5935-00-928-6199
NSN 5975-01-124-3698
NSN 6130-00-270-1024
NSN 5960-00-983-5986
NSN 5915-00-785-2020
NSN 5910-00-936-6537
NSN 2925-01-556-0333
NSN 5965-01-390-9240
NSN 4140-01-508-3514
NSN 6650-00-355-8920