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 5905-01-313-1331
NSN 5895-01-486-6067
NSN 6620-01-504-5756
NSN 5855-01-600-0486
NSN 5985-00-894-3404
NSN 5905-01-618-6611
NSN 5920-00-123-9342
NSN 5960-00-925-0752
NSN 5998-00-890-4125
NSN 5945-01-561-9639
NSN 5950-01-383-5947
NSN 6135-00-027-3914