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 6610-01-615-4025
NSN 6240-01-154-6840
NSN 6135-01-599-7563
NSN 5990-01-344-9118
NSN 6650-01-279-0658
NSN 5985-01-574-6348
NSN 6145-01-063-8318
NSN 5960-01-162-2304
NSN 5930-01-507-9330
NSN 5835-00-572-7445
NSN 2925-01-054-3190
NSN 5925-01-366-3568