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 6610-01-586-5221
NSN 6645-01-383-6514
NSN 6145-01-573-7297
NSN 5999-00-857-7550
NSN 5915-01-197-6218
NSN 5935-01-190-3898
NSN 6240-01-571-7706
NSN 6130-00-006-5377
NSN 5910-01-157-8366
NSN 5996-00-213-7121
NSN 5855-00-361-0167
NSN 6320-01-143-3597