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 6135-01-351-2690
NSN 6620-01-014-7192
NSN 4140-01-418-0831
NSN 7035-01-338-2994
NSN 5975-00-166-5800
NSN 6610-01-434-0289
NSN 5975-01-110-7686
NSN 6130-00-862-5516
NSN 6220-00-006-9746
NSN 5835-00-165-3069
NSN 5855-00-896-4047
NSN 5910-00-676-9005