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 5905-00-977-6178
NSN 5925-00-081-3181
NSN 5855-01-180-5369
NSN 5905-01-363-1730
NSN 6105-01-337-5774
NSN 5905-00-130-2906
NSN 5950-01-338-8308
NSN 6610-01-445-5274
NSN 5975-01-319-4697
NSN 6105-01-612-8172
NSN 6240-00-755-1432
NSN 6685-01-510-9575