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 5925-00-016-3758
NSN 6105-01-190-5507
NSN 5985-00-558-6833
NSN 6110-01-415-0589
NSN 6220-01-269-7887
NSN 5920-01-477-7221
NSN 5855-01-147-4785
NSN 5975-00-406-2742
NSN 6650-00-658-9627
NSN 5999-01-453-6293
NSN 5855-01-389-3091
NSN 5960-00-082-4298