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 6240-00-201-9011
NSN 7035-01-388-6943
NSN 7035-01-582-5105
NSN 6105-01-224-7258
NSN 6240-01-362-8258
NSN 5975-00-081-2171
NSN 2925-00-404-6461
NSN 6135-01-100-3593
NSN 6150-01-253-4501
NSN 2925-00-265-7539
NSN 5945-00-067-9823
NSN 5895-00-111-1560