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 6645-01-248-8033
NSN 6130-01-634-0603
NSN 5945-00-613-9056
NSN 5975-00-653-9167
NSN 4140-01-202-9563
NSN 5985-01-426-8726
NSN 5925-01-605-7767
NSN 5935-00-529-0407
NSN 7035-01-215-2449
NSN 4140-01-200-5032
NSN 5985-01-573-8922
NSN 6130-01-398-9882