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 5855-00-058-1293
NSN 5945-01-613-4394
NSN 5998-01-136-7855
NSN 6145-01-392-4683
NSN 2925-01-439-4451
NSN 6685-01-118-1726
NSN 5996-00-105-2841
NSN
NSN 5985-01-437-8863
NSN 6645-01-302-6243
NSN 5910-01-451-4292
NSN 6240-01-323-7032