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 5985-01-014-0038
NSN 5905-01-499-1031
NSN 5945-01-099-5155
NSN 5996-00-161-4202
NSN 6620-01-564-0247
NSN 5965-01-593-3595
NSN 6240-01-367-1925
NSN 5895-01-414-4856
NSN 4140-01-035-5296
NSN 6105-01-025-1497
NSN 2925-00-311-0825
NSN 5975-00-272-2913