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 5920-01-290-0677
NSN 6620-01-303-2563
NSN 6685-00-345-0508
NSN 6320-00-082-5868
NSN 6645-01-619-6301
NSN 5855-00-149-0766
NSN 6145-01-424-0963
NSN 5950-01-569-5469
NSN 5975-01-196-5842
NSN 5996-01-633-7979
NSN 6145-00-472-9413
NSN 5925-00-050-2938