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 6150-01-429-8022
NSN 6220-01-517-6149
NSN 5985-01-392-1288
NSN 5930-00-153-1400
NSN 5920-01-414-2393
NSN 5999-01-514-2553
NSN 5985-01-444-2309
NSN 5925-00-290-4451
NSN 5998-01-419-9404
NSN 5998-01-609-4535
NSN 7035-01-556-6855
NSN 5905-01-413-5978