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 5935-01-437-3062
NSN 5985-01-503-6432
NSN 5925-01-317-6721
NSN 6135-01-422-1440
NSN 5905-01-259-1171
NSN 5835-01-398-3859
NSN 7035-01-304-4138
NSN 4140-01-206-4430
NSN 6685-01-360-5779
NSN 5905-01-080-0662
NSN 5990-00-263-1289
NSN 2925-01-125-2973