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 5996-00-816-9320
NSN 6685-00-741-2566
NSN 5996-01-306-3364
NSN 5960-01-641-5493
NSN 6145-00-382-6199
NSN 6320-01-116-3980
NSN 6320-01-572-6395
NSN 5975-00-723-0390
NSN 5975-01-432-2590
NSN 5895-01-411-7220
NSN 5905-01-286-9971
NSN 6135-00-100-8890