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 5910-00-637-2609
NSN 5905-00-698-7439
NSN 5855-01-240-5470
NSN 5965-01-560-8572
NSN 6610-00-711-2551
NSN 5998-01-622-5132
NSN 2925-01-633-4048
NSN 4140-01-364-1684
NSN 6105-01-504-0519
NSN 5975-01-579-5701
NSN 5999-01-480-8580
NSN 7035-00-286-6221