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 6135-01-578-1148
NSN 6240-01-013-0794
NSN 5920-01-066-6926
NSN 6610-01-170-2905
NSN 6650-01-246-4262
NSN 5996-01-295-0710
NSN 5975-01-432-4125
NSN 5945-01-374-6222
NSN 7035-00-079-7189
NSN 6145-01-101-4763
NSN 5950-01-146-5548
NSN 6620-01-464-3087