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 4140-01-030-5769
NSN 5910-01-633-9963
NSN 5950-01-472-5345
NSN 6135-01-296-1860
NSN 5998-01-418-7442
NSN 6145-01-295-6364
NSN 5895-01-585-8166
NSN 5945-00-578-4527
NSN 6150-01-531-3508
NSN 6645-01-418-8035
NSN 5915-01-526-5597
NSN 6320-01-426-8947