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 6610-01-406-6696
NSN 6150-01-586-8614
NSN 5998-00-689-9749
NSN 6145-01-382-9287
NSN 5990-01-338-2103
NSN 5910-00-762-1293
NSN 2925-01-297-2315
NSN 5990-01-384-2697
NSN 4140-01-633-6618
NSN 5925-01-655-7992
NSN 6220-01-537-0129
NSN 6135-01-647-5692