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 6240-01-135-3874
NSN 6145-01-223-7763
NSN 5950-00-373-3244
NSN 6150-00-801-2580
NSN 5935-01-388-0866
NSN 5895-01-237-1619
NSN 5999-01-449-0121
NSN 5910-01-245-9531
NSN 6645-01-408-6568
NSN 6145-01-321-8706
NSN 5990-00-226-1152
NSN 5998-01-581-4840