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 5895-01-161-4142
NSN 5950-01-408-9767
NSN 5855-00-327-2061
NSN 5905-00-218-1237
NSN 5895-00-129-6066
NSN 5975-01-386-5944
NSN 4140-01-609-7987
NSN 5998-01-406-3424
NSN 6685-00-610-8519
NSN 5925-00-961-5333
NSN 6685-01-391-7375
NSN 5925-01-393-3463