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 5895-00-901-8849
NSN 6145-00-703-6292
NSN 5905-00-896-1904
NSN 6220-01-537-3072
NSN 5975-01-569-3208
NSN 4140-01-337-5556
NSN 5945-01-327-7427
NSN 5990-00-181-2220
NSN 2925-01-501-1104
NSN 5950-00-760-8402
NSN 5905-00-343-6735
NSN 4140-01-361-9198