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 5985-01-144-7358
NSN 6620-01-593-0817
NSN 5990-01-341-5735
NSN 6110-01-283-9420
NSN 5935-01-207-0938
NSN 6240-01-487-5182
NSN 2925-01-218-5556
NSN 5990-01-542-4212
NSN 7035-01-541-5414
NSN 5935-01-168-9965
NSN 6650-01-102-7847
NSN 5985-01-415-6057