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 5920-01-101-3802
NSN 5925-01-520-5811
NSN 6130-01-094-2735
NSN 4140-01-592-2394
NSN 5975-01-472-4201
NSN 5925-00-134-9501
NSN 6685-00-740-2658
NSN 6240-00-082-1142
NSN 6220-01-182-1083
NSN 6110-00-269-2696
NSN 6320-00-521-9350
NSN 6650-01-412-1490