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 6135-01-450-3781
NSN 6110-01-556-7927
NSN 6610-01-119-3048
NSN 6150-01-063-6483
NSN 4140-01-380-8871
NSN 5895-01-013-8826
NSN 4140-01-445-9115
NSN 6110-01-346-4520
NSN 5950-00-555-2881
NSN 6135-01-519-7879
NSN 5950-00-203-2368
NSN 6650-00-842-5463