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 5990-01-254-3197
NSN 5915-01-248-2229
NSN 5895-01-381-2532
NSN 5920-01-019-0024
NSN 5996-01-571-9384
NSN 5996-01-569-5671
NSN 7035-01-230-0250
NSN 5985-00-407-5968
NSN 5910-00-920-9348
NSN 5925-00-013-1258
NSN 7035-00-513-9764
NSN 6145-01-459-6985