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 6130-01-355-4121
NSN 5999-00-853-3104
NSN 6220-01-418-5001
NSN 5925-00-935-5287
NSN 5950-01-407-0599
NSN 4140-00-464-7890
NSN 4140-01-534-3962
NSN 5950-01-088-2057
NSN 5965-01-633-8849
NSN 5905-01-337-5936
NSN 6145-01-503-8534
NSN 6135-00-539-8088