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 5930-00-494-7776
NSN 5925-01-142-1996
NSN 4140-01-298-5099
NSN 6145-01-126-5339
NSN 6130-01-138-2470
NSN 6650-01-212-3964
NSN 5935-01-652-3928
NSN 6240-00-778-5779
NSN 5999-01-080-6248
NSN 6150-00-242-9439
NSN 5996-01-061-6894
NSN 5910-01-250-4954