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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-541-2503
NSN 5975-01-155-9242
NSN 5990-01-630-5094
NSN 5935-01-118-1435
NSN 5930-00-463-5964
NSN 2925-01-424-9200
NSN 5975-01-443-8505
NSN 6650-01-023-7002
NSN 6135-01-528-0699
NSN 5855-01-344-8688
NSN 5915-01-484-3551
NSN 6620-01-499-3884