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 4140-01-525-7692
NSN 5985-01-085-0132
NSN 6110-01-257-0333
NSN 6130-00-216-0281
NSN 5925-00-466-7308
NSN 6240-00-428-4027
NSN 2925-00-295-8109
NSN 5960-00-289-6591
NSN 6130-00-643-1488
NSN 6220-01-544-2539
NSN 5855-01-619-9240
NSN 4140-01-503-3558