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 5999-01-293-8448
NSN 6130-00-753-7446
NSN 6645-01-128-6932
NSN 5945-01-272-0851
NSN 7035-00-104-7613
NSN 5985-01-470-8399
NSN 5915-00-615-0988
NSN 6645-00-078-5126
NSN 6220-01-290-3081
NSN 5930-01-279-9954
NSN 6150-01-437-6288
NSN 5855-01-191-3404