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 5975-01-118-6016
NSN 5935-01-078-1665
NSN 6110-01-442-4144
NSN 6135-00-284-1406
NSN 6650-01-406-9852
NSN 5990-01-546-1649
NSN 5855-01-519-2486
NSN 6645-01-608-1134
NSN 5925-01-233-1158
NSN 6645-00-191-4978
NSN 5910-01-578-6247
NSN 5925-01-108-7133