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 6320-01-425-1417
NSN 6620-01-431-9176
NSN 5905-00-987-3855
NSN 6110-01-224-6954
NSN 5960-00-076-4486
NSN 5895-00-436-0355
NSN 5985-01-486-5621
NSN 6145-01-622-1218
NSN 6645-01-372-6012
NSN 6145-00-409-6078
NSN 5835-00-419-0575
NSN 6620-01-115-1307