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 6130-01-250-6206
NSN 6650-01-430-7130
NSN 5996-01-490-3211
NSN 5950-01-266-0308
NSN 5915-01-219-1327
NSN 6135-00-985-7846
NSN 6320-01-536-3077
NSN 2925-00-288-1394
NSN 5925-01-116-8225
NSN 5996-01-419-5756
NSN 5998-01-628-1743
NSN 5855-01-616-8724