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 5990-00-782-1400
NSN 5895-00-438-8477
NSN 6620-00-075-0131
NSN 5920-01-477-2837
NSN 5935-00-842-7886
NSN 6645-00-963-9491
NSN 6220-01-551-0755
NSN 5905-01-545-4672
NSN 5835-01-168-6256
NSN 5960-01-485-0437
NSN 7035-01-350-4247
NSN 5945-01-463-8973