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 7035-01-226-2545
NSN 6240-01-536-3604
NSN 6150-00-469-4301
NSN 5950-01-467-0394
NSN 6650-01-170-4397
NSN 6650-00-213-7065
NSN 5990-01-649-4647
NSN 6220-01-272-0064
NSN 2925-01-491-3270
NSN 6130-00-277-7321
NSN 6145-01-048-1227
NSN 5835-00-224-9148