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 6150-00-821-5561
NSN 5920-01-640-9556
NSN 5975-01-554-7531
NSN 4140-01-117-9555
NSN 6685-01-654-5662
NSN 4140-00-850-9332
NSN 6620-01-224-1617
NSN 5855-01-330-3669
NSN 5895-01-031-0902
NSN 5950-00-014-0022
NSN 4140-00-135-6398
NSN 5990-00-611-1661