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 2925-01-053-5697
NSN 6620-01-383-7519
NSN 5930-01-217-5137
NSN 2925-01-415-0264
NSN 4140-01-492-8416
NSN 6110-01-334-9536
NSN 5895-01-539-7132
NSN 5945-01-629-5811
NSN 6130-01-247-6743
NSN 5895-01-448-4252
NSN 6320-01-592-6248
NSN 5975-01-521-4068