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 6685-01-483-1373
NSN 5990-00-578-8850
NSN 6145-01-124-4513
NSN 4140-01-111-7416
NSN 6150-01-570-9096
NSN 6620-01-332-0623
NSN 5990-01-291-8453
NSN 6320-01-648-5538
NSN 6645-00-498-6869
NSN 5930-00-060-9987
NSN 6240-01-371-0978
NSN 6145-01-379-6123