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 6220-00-005-1290
NSN 6240-00-107-8192
NSN 5960-00-481-6677
NSN 5855-01-543-6796
NSN 6320-00-270-8222
NSN 6610-01-049-2661
NSN 6135-01-142-6456
NSN 6145-00-033-2997
NSN 5990-01-278-8833
NSN 5930-00-410-3203
NSN 5996-00-602-8824
NSN 5855-01-361-9787