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 6685-01-056-1260
NSN 6645-01-419-2153
NSN 5935-00-143-1399
NSN 5855-01-112-7725
NSN 5990-01-020-6841
NSN 6620-01-582-2046
NSN 2925-01-132-5827
NSN 6320-01-583-6809
NSN 7035-01-335-7536
NSN 6220-01-273-0500
NSN 5996-01-578-8491
NSN 6150-00-964-7303