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 5905-01-372-3650
NSN 6610-01-455-4977
NSN 5910-01-267-9297
NSN 5925-01-339-6540
NSN 6645-00-880-4893
NSN 6685-01-510-5377
NSN 6145-01-456-2513
NSN 6320-00-483-0451
NSN 5975-01-050-9018
NSN 6135-01-502-5787
NSN 4140-01-571-7382
NSN 5998-01-388-2388