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 5950-01-548-8006
NSN 6240-01-342-3274
NSN 5855-01-414-6265
NSN 5920-01-124-9883
NSN 5925-00-363-9578
NSN 6645-01-205-0549
NSN 5975-01-113-9037
NSN 5915-00-192-3109
NSN 6650-01-498-8640
NSN 6320-00-643-0958
NSN 5855-01-658-6119
NSN 6135-01-079-7852