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 6240-01-008-9688
NSN 6145-01-362-6875
NSN 5905-01-521-3839
NSN 6150-01-462-1235
NSN 6145-01-304-8806
NSN 5925-00-202-0938
NSN 6620-01-381-5482
NSN 6645-01-478-2140
NSN 5990-00-013-6862
NSN 5975-00-093-7731
NSN 5935-00-356-3141
NSN 6645-01-315-6256