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 4140-01-362-7174
NSN 5905-00-005-2799
NSN 5930-00-942-1081
NSN 6150-01-215-6716
NSN 6220-01-165-3635
NSN 2925-01-556-0333
NSN 5835-01-107-8600
NSN 6240-01-541-0789
NSN 6110-01-186-7282
NSN 5925-00-135-2086
NSN 6650-01-412-1040
NSN 5975-01-100-1063