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 5990-01-019-3447
NSN 6685-00-948-8452
NSN 6135-01-286-9563
NSN 4140-01-505-5986
NSN 6610-01-359-5515
NSN 5999-01-153-1280
NSN 5895-01-107-5331
NSN 5930-01-470-8509
NSN 5905-00-475-8341
NSN 6650-01-100-3185
NSN 5996-01-450-5526
NSN 6645-01-572-4475