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 6620-01-503-2667
NSN 6220-00-163-1183
NSN 5930-00-703-7847
NSN 5975-01-644-6268
NSN 5999-00-106-5351
NSN 5930-01-058-1959
NSN 6645-01-440-0755
NSN 5945-00-389-7948
NSN 5915-01-599-4159
NSN 5999-01-136-6306
NSN 6135-01-553-3604
NSN 5925-01-172-7241