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 5990-01-655-1437
NSN 5998-01-239-6998
NSN 5990-01-327-1558
NSN 5996-00-919-3547
NSN 6645-00-244-0359
NSN 6610-00-277-7206
NSN 5985-00-370-3379
NSN 5835-01-047-8343
NSN 6240-01-013-8895
NSN 5960-01-358-9733
NSN 5950-01-265-0880
NSN 6320-01-585-8468