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 5960-00-121-1849
NSN 5998-00-966-6405
NSN 5985-01-121-4593
NSN 6685-00-138-2739
NSN 5950-00-156-7287
NSN 5915-00-394-6523
NSN 2925-01-285-7163
NSN 5915-00-472-6602
NSN 6110-00-854-2249
NSN 6320-01-265-0665
NSN 6240-01-110-4166
NSN 6320-01-145-6786