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 5985-00-345-4302
NSN 5935-01-352-1942
NSN 5950-01-208-2355
NSN 5835-01-376-8454
NSN 5930-01-340-9146
NSN 5905-00-070-3372
NSN 5999-01-191-4476
NSN 6220-00-428-5943
NSN 2925-01-141-7563
NSN 5835-01-379-1407
NSN 5930-01-536-9186
NSN 6220-01-135-3841