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 5920-01-352-6650
NSN 4140-00-613-9209
NSN 6645-01-257-2856
NSN 5985-01-444-1413
NSN 6240-01-437-6680
NSN 5930-01-085-4573
NSN 6610-01-230-9971
NSN 5925-00-865-1343
NSN 6240-01-519-2935
NSN 5925-01-616-0515
NSN 5835-00-315-3797
NSN 5895-00-839-3113