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 6150-01-521-4027
NSN 5835-01-481-4204
NSN 2925-01-441-8958
NSN 6105-00-582-6517
NSN 6105-00-810-0514
NSN 5905-01-474-4079
NSN 5910-01-360-4288
NSN 6135-01-518-9813
NSN 6610-01-389-0620
NSN 5965-01-107-8549
NSN 5985-00-367-4291
NSN 5855-01-257-5338