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 5975-01-177-0438
NSN 5985-01-233-4304
NSN 5910-00-212-3471
NSN 6220-00-419-0635
NSN 6685-01-309-7644
NSN 5990-00-899-9836
NSN 5985-01-133-5290
NSN 6320-01-399-6177
NSN 6320-01-176-8367
NSN 6145-00-843-8744
NSN 5855-01-512-1926
NSN 5855-01-292-5639