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 5965-01-307-8301
NSN 5999-01-089-6974
NSN 6610-01-033-6382
NSN 6650-01-333-5975
NSN 6145-01-586-5700
NSN 5935-00-297-2472
NSN 6135-00-935-8769
NSN 6610-00-377-7956
NSN 6130-00-925-2303
NSN 5945-01-276-6263
NSN 5855-00-560-0110
NSN 6650-01-183-0711