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 6240-01-406-4042
NSN 6620-01-431-9176
NSN 6320-00-456-2092
NSN 5998-01-126-0433
NSN 5950-01-270-4494
NSN 5895-01-028-7148
NSN 6145-00-378-3836
NSN 5905-01-487-1173
NSN 6240-01-123-9040
NSN 5998-01-469-6983
NSN 7035-01-063-8753
NSN 5945-00-554-9351