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 5925-00-799-5669
NSN 6220-01-249-3884
NSN 6320-01-506-7497
NSN 6650-01-391-7527
NSN 6645-01-242-9240
NSN 5990-01-240-7288
NSN 6135-01-548-1423
NSN 5990-00-513-5328
NSN 5999-01-523-1454
NSN 6220-01-145-4993
NSN 5925-01-257-3017
NSN 5950-00-631-0500