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 7035-01-086-8095
NSN 5920-01-142-1836
NSN 6685-00-111-6567
NSN 5905-01-516-0336
NSN 4140-01-100-7922
NSN 6150-00-201-9583
NSN 5998-00-961-0773
NSN 6135-01-557-3351
NSN 5999-00-563-5451
NSN 5990-01-590-4515
NSN 5950-00-621-9697
NSN 6150-01-592-6916