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 6135-01-252-0315
NSN 5855-01-069-4126
NSN 5905-00-982-3054
NSN 5925-01-222-0059
NSN 5965-01-144-9699
NSN 6130-01-450-9915
NSN 5999-01-541-5109
NSN 5975-00-149-7647
NSN 4140-00-850-5080
NSN 5990-00-467-7431
NSN 5985-00-019-1766
NSN 5835-01-346-9575