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 5965-00-809-3839
NSN 5990-00-212-4316
NSN 5920-01-434-4037
NSN 5999-01-626-6670
NSN 5965-01-554-8140
NSN 5999-01-580-1147
NSN 5985-00-438-4172
NSN 5960-00-431-8739
NSN 6105-00-928-3699
NSN 6150-01-593-8867
NSN 5985-00-351-9456
NSN 6645-01-426-3378