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 5895-01-197-5747
NSN 5975-01-329-8499
NSN 6220-01-115-3027
NSN 5835-00-936-8753
NSN 5985-00-975-9728
NSN 5965-01-450-6699
NSN 5950-00-983-3943
NSN 6685-01-396-4080
NSN 6610-00-213-8544
NSN 5895-01-370-5045
NSN 6645-01-478-2140
NSN 7035-01-397-0068