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 5990-01-527-7640
NSN 6135-00-078-9931
NSN 5999-01-569-6513
NSN 5998-01-463-3304
NSN 6150-01-487-0273
NSN 6685-00-108-6374
NSN 6135-00-444-1402
NSN 6135-01-458-0631
NSN 5960-00-932-3067
NSN 6240-00-137-2498
NSN 6145-01-076-5071
NSN 6130-01-067-8343