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 5930-00-666-2971
NSN 6685-00-657-4697
NSN 6240-01-158-6601
NSN 5915-01-204-9482
NSN 5895-00-031-3591
NSN 6240-01-513-0754
NSN 5925-01-187-4640
NSN 5965-00-309-4814
NSN 5998-00-800-6769
NSN 6240-01-231-9243
NSN 5950-01-543-8185
NSN 6135-01-604-8739