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 5925-00-975-0975
NSN 5920-01-439-3790
NSN 6620-00-838-6954
NSN 5835-01-122-6951
NSN 6240-00-533-1493
NSN 5985-01-550-7087
NSN 5905-00-231-2685
NSN 6150-00-761-3316
NSN 7035-01-633-9537
NSN 6685-01-146-4498
NSN 5996-01-550-8867
NSN 6685-01-512-2014