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 6110-01-622-7289
NSN 6610-00-917-1480
NSN 5999-01-465-9560
NSN 6645-01-177-6021
NSN 6150-00-561-0403
NSN 6610-01-452-6774
NSN 5965-01-473-6082
NSN 6145-01-102-5698
NSN 6110-01-367-5744
NSN 5998-01-066-7082
NSN 6610-00-202-5481
NSN 5905-00-964-7722