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 6150-01-435-6554
NSN 4140-01-519-8590
NSN 5905-01-589-7680
NSN 5998-00-548-9387
NSN 5925-01-468-7146
NSN 5960-01-573-6483
NSN 5985-01-570-3826
NSN 6620-01-222-5555
NSN 5950-00-299-4467
NSN 5996-00-446-3784
NSN 5925-01-173-4740
NSN 5999-01-504-2827